Encycolorpedia

Natural Color System / NCS S 5502-B / #686768 Hex Color Code

#686768 Paint ChipThe hexadecimal color code #686768 is a shade of magenta. In the RGB color model #686768 is comprised of 40.78% red, 40.39% green and 40.78% blue. In the HSL color space #686768 has a hue of 300° (degrees), 0% saturation and 41% lightness. This color has an approximate wavelength of 549.14 nm.

Color Variations

Related Named Colors

Color Schemes

Download: GIMP GPL Adobe ASE (Adobe Swatch Exchange) Sketch Palette

Monochromatic Colors

  1. #565555
  2. #5c5b5c
  3. #626162
  4. #686768
  5. #6e6d6e
  6. #757475
  7. #7b7a7b

Tints and Shades

#686768 to white

  1. #686768
  2. #7f7f7f
  3. #989798
  4. #b0b0b0
  5. #cacaca
  6. #e4e4e4
  7. #ffffff / #fff

#686768 to black

  1. #686768
  2. #565556
  3. #454445
  4. #353435
  5. #252525
  6. #161616
  7. #000000 / #000

Paints

Exact Matching Paints

Similar Paints

  1. Behr

    1. ★ Not So Innocent T11-5
      #696869       ΔE = 0.407 / LRV ≈ 13.9%
    2. Antique Tin PPU18-03
      #6e7174       ΔE = 4.227 / LRV ≈ 16.4%

  2. Valspar Paint

    1. ★ Empirical Grey R206B
      #676768       ΔE = 0.415 / LRV ≈ 13.6%
    2. Moonlight Dance R277B
      #646a67       ΔE = 3.729 / LRV ≈ 14.0%

  3. Pantone / PMS

    1. ★ 426 U
      #686869       ΔE = 0.517 / LRV ≈ 13.9%
    2. P 179-13 U
      #63605c       ΔE = 4.182 / LRV ≈ 11.8%

  4. Beckers

    1. ★ Stål 516 / S 6000-N
      #666666 / #666       ΔE = 0.881 / LRV ≈ 13.3%
    2. Mysk 561 / S 5805-Y60R
      #726b66       ΔE = 4.703 / LRV ≈ 15.1%

  5. Krylon

    1. ★ Classic Gray
      #666666 / #666       ΔE = 0.881 / LRV ≈ 13.3%
    2. Smoke Gray
      #636969       ΔE = 2.874 / LRV ≈ 13.8%

  6. Marston & Langinger

    1. ★ Lead Grey
      #666666 / #666       ΔE = 0.881 / LRV ≈ 13.3%

  7. Fender

    1. ★ 14 / Flat Charcoal
      #656565       ΔE = 1.171 / LRV ≈ 13.0%

  8. Ford

    1. ★ Gunmetal Light
      #656565       ΔE = 1.171 / LRV ≈ 13.0%
    2. ★ Dark Titanium
      #68686b       ΔE = 1.283 / LRV ≈ 13.9%

  9. Flügger

    1. ★ Svovlgrå (U-733)
      #686665       ΔE = 1.306 / LRV ≈ 13.4%
    2. Mørk Beton (U-769)
      #6c6760       ΔE = 4.954 / LRV ≈ 13.7%

  10. GM / General Motors

    1. ★ Dark Gray
      #67696a       ΔE = 1.333 / LRV ≈ 14.0%
    2. Dove Gray
      #716f6e       ΔE = 3.492 / LRV ≈ 16.0%

  11. Sikkens

    1. ★ RN.01.38
      #66686a       ΔE = 1.343 / LRV ≈ 13.8%
    2. XN.02.38
      #6c686d       ΔE = 2.726 / LRV ≈ 14.2%

  12. Dulux

    1. ★ Stormy Retreat
      #666665       ΔE = 1.375 / LRV ≈ 13.3%
    2. Night Jewels 3
      #737372       ΔE = 4.858 / LRV ≈ 17.1%

  13. Resene

    1. ★ Scarpa Flow N55-002-289
      #6b6a6c       ΔE = 1.375 / LRV ≈ 14.5%
    2. Quarter Tuna B55-009-258
      #656a70       ΔE = 3.782 / LRV ≈ 14.2%

  14. New Look

    1. ★ Playful Dolphin / A04-07
      #646464       ΔE = 1.517 / LRV ≈ 12.7%
    2. Brilliant Storm / A04-04
      #686d6e       ΔE = 3.064 / LRV ≈ 15.0%

  15. Kelly-Moore

    1. ★ Knapped Flint / KM3831-3
      #686968       ΔE = 1.558 / LRV ≈ 14.0%
    2. Camp Muir / SS4321
      #5e6469       ΔE = 3.958 / LRV ≈ 12.5%

  16. Tikkurila

    1. ★ 4985
      #656364       ΔE = 1.599 / LRV ≈ 12.6%
    2. 572X
      #65625f       ΔE = 3.194 / LRV ≈ 12.3%

  17. Peintures MF

    1. ★ BD207-4
      #6a6a69       ΔE = 1.651 / LRV ≈ 14.4%

  18. ICI Paints

    1. ★ Graphite 50BG 17/016
      #66696a       ΔE = 1.677 / LRV ≈ 14.0%
    2. 4436 Great Grey 50BG 14/036
      #596163       ΔE = 4.818 / LRV ≈ 11.6%

  19. Dunn-Edwards

    1. ★ Pointed Rock / 324
      #646767       ΔE = 1.773 / LRV ≈ 13.4%
    2. Bank Vault / 466
      #757374       ΔE = 4.940 / LRV ≈ 17.3%

  20. Levis

    1. ★ Clear Grey B60
      #676a6b       ΔE = 1.831 / LRV ≈ 14.3%
    2. Shady Brown A60
      #6e6867       ΔE = 2.476 / LRV ≈ 14.2%

  21. AMC

    1. ★ Newport Gray
      #646665       ΔE = 1.863 / LRV ≈ 13.2%
    2. Jupiter Gray
      #616564       ΔE = 2.700 / LRV ≈ 12.8%

  22. Pratt & Lambert

    1. ★ Steel Wool 33-14
      #6b6b6a       ΔE = 1.938 / LRV ≈ 14.7%
    2. Bracken Tenement Blue Slate CW723
      #696c6c       ΔE = 2.392 / LRV ≈ 14.8%

  23. Federal Standard

    1. ★ Federal Standard 26122
      #6d6a69       ΔE = 1.953 / LRV ≈ 14.6%
    2. Federal Standard 36099
      #5f656a       ΔE = 3.795 / LRV ≈ 12.8%

  24. Olympic

    1. ★ Cracked State D44-5
      #686569       ΔE = 2.004 / LRV ≈ 13.3%
    2. Gibraltar Gray D31-5
      #6e6967       ΔE = 2.624 / LRV ≈ 14.4%

  25. Colortrend

    1. ★ Polished Pewter
      #646869       ΔE = 2.006 / LRV ≈ 13.6%
    2. 0514
      #5f646c       ΔE = 4.910 / LRV ≈ 12.6%

  26. Rodda Paint

    1. ★ Polished Pewter H148
      #646869       ΔE = 2.006 / LRV ≈ 13.6%
    2. Gropius Gray H147
      #63615d       ΔE = 3.904 / LRV ≈ 12.0%

  27. Dulux Australia

    1. ★ Prestige Shine / E27
      #6c6c6c       ΔE = 2.039 / LRV ≈ 15.0%
    2. Bonza Blue / F21
      #5f6160       ΔE = 3.269 / LRV ≈ 11.8%

  28. Caparol

    1. ★ 55 3 104 / Mai 10
      #6c6c6c       ΔE = 2.039 / LRV ≈ 15.0%
    2. 55 5 80 / Palazzo 35
      #6c6c68       ΔE = 3.459 / LRV ≈ 14.9%

  29. Ralph Lauren

    1. ★ Bleecker / RLUL224
      #666968       ΔE = 2.061 / LRV ≈ 13.9%

  30. Clark+Kensington

    1. ★ Smooth Slate / 5042
      #6b6c6c       ΔE = 2.086 / LRV ≈ 14.9%
    2. Graphite Gray / WNCC-26
      #646b72       ΔE = 4.726 / LRV ≈ 14.4%

  31. Nippon Paint

    1. ★ Turned Earth / NP N 1919 D
      #666263       ΔE = 2.159 / LRV ≈ 12.5%
    2. Serendipitous / NP N 1926 D
      #635e5b       ΔE = 4.506 / LRV ≈ 11.4%

  32. KILZ

    1. ★ Graphic Gray / G871
      #6a6664       ΔE = 2.159 / LRV ≈ 13.5%
    2. Space / G881
      #615d5f       ΔE = 4.047 / LRV ≈ 11.2%

  33. Devoe Paint

    1. ★ Art Deco / 10RB 14/049
      #6c696d       ΔE = 2.193 / LRV ≈ 14.4%
    2. Blackberry Farm / 30BB 13/068
      #60666c       ΔE = 4.043 / LRV ≈ 13.1%

  34. Crown Paint

    1. ★ 1952 Grey
      #626568       ΔE = 2.253 / LRV ≈ 12.9%
    2. Herringbone
      #707274       ΔE = 4.414 / LRV ≈ 16.7%

  35. Duron

    1. ★ Grizzle Gray
      #626262       ΔE = 2.275 / LRV ≈ 12.2%
    2. Roycroft Pewter
      #696d6e       ΔE = 2.830 / LRV ≈ 15.1%

  36. Focoltone

    1. 6058
      #68676c       ΔE = 2.326 / LRV ≈ 13.7%

  37. Sigma

    1. Warm Red / S 6502-R
      #6e6c6b       ΔE = 2.402 / LRV ≈ 15.1%
    2. Cool Blue / S 6502-B
      #666e6f       ΔE = 4.103 / LRV ≈ 15.1%

  38. Farrow & Ball

    1. Down Pipe / 26
      #6d6d6d       ΔE = 2.422 / LRV ≈ 15.3%

  39. Vista Paint

    1. Grafton Grey
      #63686a       ΔE = 2.446 / LRV ≈ 13.6%
    2. Dark Shadows
      #5f5d5a       ΔE = 4.793 / LRV ≈ 11.0%

  40. Scib Paints

    1. Grafton Grey / 8287
      #63686a       ΔE = 2.446 / LRV ≈ 13.6%
    2. Last Light / 8231
      #6f6b6f       ΔE = 2.881 / LRV ≈ 15.0%

  41. Berger

    1. Grafton Grey / 8287
      #63686a       ΔE = 2.446 / LRV ≈ 13.6%
    2. Dark Shadows / 8294
      #5f5d5a       ΔE = 4.793 / LRV ≈ 11.0%

  42. Brillux

    1. 78.01.24
      #626665       ΔE = 2.526 / LRV ≈ 13.0%
    2. 69.03.24
      #5d6669       ΔE = 4.233 / LRV ≈ 12.8%

  43. Cloverdale Paint

    1. Dark Shadows / 8294
      #666562       ΔE = 2.541 / LRV ≈ 13.0%
    2. Shady Place / 8310
      #616866       ΔE = 3.706 / LRV ≈ 13.4%

  44. Model Master

    1. Model Master 28121
      #616163       ΔE = 2.614 / LRV ≈ 12.0%
    2. Model Master 52924
      #5f5f61       ΔE = 3.415 / LRV ≈ 11.5%

  45. Graham & Brown

    1. Harold's Grey
      #6b6c70       ΔE = 2.713 / LRV ≈ 15.0%
    2. Mayan Cacao
      #6a6762       ΔE = 3.606 / LRV ≈ 13.6%

  46. Nerolac

    1. Pilgrim's Hat - 2881
      #6f6a68       ΔE = 2.812 / LRV ≈ 14.7%
    2. Tundra Earth - 2867
      #726666       ΔE = 4.579 / LRV ≈ 14.0%

  47. Glidden

    1. Gibraltar Gray / PPG1002-6
      #6f6a68       ΔE = 2.812 / LRV ≈ 14.7%
    2. Knight's Armor / PPG1001-6
      #5c5d5d       ΔE = 4.433 / LRV ≈ 10.9%

  48. Pascol

    1. Pale Tungsten PZ2110
      #606565       ΔE = 2.843 / LRV ≈ 12.7%
    2. Pale Tungsten PZ2110
      #606564       ΔE = 3.050 / LRV ≈ 12.7%

  49. British Standard

    1. BS 4800 10 A 11 - Charcoal grey / Storm / Rhino
      #696864       ΔE = 2.947 / LRV ≈ 13.8%
    2. BS 4800 02 A 11 - Grey
      #6a635d       ΔE = 4.984 / LRV ≈ 12.8%

  50. Natural Color System / NCS

    1. S 5502-G
      #686864       ΔE = 2.975 / LRV ≈ 13.8%
    2. S 6000-N
      #655f5c       ΔE = 4.314 / LRV ≈ 11.7%

  51. Albany Paint

    1. Raven Grey
      #676763       ΔE = 2.983 / LRV ≈ 13.5%

  52. Magnolia Home

    1. Texas Storm / JG-142
      #626368       ΔE = 2.988 / LRV ≈ 12.5%
    2. Salvaged / JG-147
      #6c6563       ΔE = 3.050 / LRV ≈ 13.4%

  53. Teknos

    1. GBI111
      #696461       ΔE = 3.035 / LRV ≈ 13.0%

  54. Dutch Boy

    1. Quarry Me Gray
      #676360       ΔE = 3.047 / LRV ≈ 12.7%

  55. Crown Diamond

    1. 7408-63 Titanium
      #6a696f       ΔE = 3.048 / LRV ≈ 14.3%
    2. 7406-63 Happy Piccolo
      #5f6568       ΔE = 3.278 / LRV ≈ 12.7%

  56. Wattyl

    1. Gravel Chip / A38W
      #686d6e       ΔE = 3.064 / LRV ≈ 15.0%
    2. Colorbond Plantation ® / F62W
      #606965       ΔE = 5.008 / LRV ≈ 13.5%

  57. Jotun

    1. 4172 / Graphit
      #686c70       ΔE = 3.099 / LRV ≈ 14.8%
    2. 9910 / Suave
      #727170       ΔE = 4.151 / LRV ≈ 16.6%

  58. CIL

    1. Midnite Hour
      #6b6562       ΔE = 3.158 / LRV ≈ 13.3%
    2. Great Grey
      #626a6c       ΔE = 3.605 / LRV ≈ 14.0%

  59. Laura Ashley

    1. 1616 Chimney Sweep
      #6f6f6f       ΔE = 3.200 / LRV ≈ 15.9%
    2. 45-4 Chartwell Gray
      #626971       ΔE = 5.049 / LRV ≈ 13.9%

  60. Sico

    1. 6208-63 Basalt Grey
      #5e6364       ΔE = 3.231 / LRV ≈ 12.2%
    2. 6175-63 Magic Purple
      #6c686f       ΔE = 3.773 / LRV ≈ 14.2%

  61. Asian Paints

    1. Charcoal Shadow / 8286
      #5e6364       ΔE = 3.231 / LRV ≈ 12.2%
    2. Bentonite / 8230
      #635f62       ΔE = 3.408 / LRV ≈ 11.7%

  62. Jedynka

    1. Világos Szürke
      #716f6f       ΔE = 3.369 / LRV ≈ 16.0%
    2. Sötét Szürke
      #686d71       ΔE = 3.522 / LRV ≈ 15.1%

  63. Audi

    1. Cashmeregrau Pearl / LZ1T
      #6e6664       ΔE = 3.370 / LRV ≈ 13.7%
    2. Delphingrau Metallic/Dolphin Gray Pearl / F5, F5F5, LX7Z
      #5a6165       ΔE = 4.706 / LRV ≈ 11.7%

  64. Diamond Vogel

    1. Smokescreen / 0556
      #686160       ΔE = 3.378 / LRV ≈ 12.3%
    2. Tornado Wind / 0584
      #676a64       ΔE = 4.471 / LRV ≈ 14.1%

  65. Vallejo

    1. Vallejo 70.864 #188
      #61666b       ΔE = 3.380 / LRV ≈ 13.1%
    2. Vallejo 70.991 #159
      #5d6165       ΔE = 3.845 / LRV ≈ 11.8%

  66. Brighto Paints

    1. 7017 Charcoal
      #696b67       ΔE = 3.411 / LRV ≈ 14.5%

  67. California Paints

    1. DE 6356 - Sheet Metal
      #5e6063       ΔE = 3.499 / LRV ≈ 11.6%
    2. DE 6384 - Iron Fixture
      #5d5b5b       ΔE = 4.933 / LRV ≈ 10.6%

  68. Humbrol

    1. 224 Dark Slate Grey
      #6a6964       ΔE = 3.569 / LRV ≈ 14.1%

  69. Volkswagen

    1. Gemini Gray
      #707070       ΔE = 3.593 / LRV ≈ 16.2%
    2. Platinum
      #6f7270       ΔE = 4.674 / LRV ≈ 16.6%

  70. Porter Paints

    1. Armory / 517-6
      #6b6a65       ΔE = 3.659 / LRV ≈ 14.4%
    2. Submarine / 507-6
      #5d635f       ΔE = 4.774 / LRV ≈ 12.1%

  71. Sto

    1. 34131
      #726c70       ΔE = 3.665 / LRV ≈ 15.5%
    2. 34130
      #635d61       ΔE = 4.476 / LRV ≈ 11.3%

  72. McCormick Paints

    1. 472 Drum Hill Grey
      #5e6260       ΔE = 3.745 / LRV ≈ 12.0%
    2. 216 Hearthstone
      #6d6b65       ΔE = 4.364 / LRV ≈ 14.7%

  73. Sherwin-Williams

    1. Stunning Shade - 7082
      #676064       ΔE = 3.748 / LRV ≈ 12.2%
    2. Cloak Gray - 6278
      #605e63       ΔE = 4.232 / LRV ≈ 11.4%

  74. Little Greene

    1. Dark Lead Colour
      #6d6a65       ΔE = 3.793 / LRV ≈ 14.5%

  75. Benjamin Moore

    1. Ashland Slate / 1608
      #6a6e73       ΔE = 3.916 / LRV ≈ 15.5%
    2. Quarry Rock / 1568
      #626a65       ΔE = 5.090 / LRV ≈ 13.8%

  76. Tamiya

    1. Tamiya 80356,XF56
      #5c6164       ΔE = 3.937 / LRV ≈ 11.7%
    2. Tamiya 80354,XF54
      #5c5d61       ΔE = 4.623 / LRV ≈ 11.0%

  77. Earthpaint

    1. 5-37-5 Thunder Grey
      #656c71       ΔE = 4.104 / LRV ≈ 14.7%

  78. Johnstone's Paint

    1. Urban Sky
      #5e6167       ΔE = 4.244 / LRV ≈ 11.9%

  79. Tollens

    1. T2135-1
      #6d7170       ΔE = 4.256 / LRV ≈ 16.2%
    2. T2022-2
      #646e6d       ΔE = 4.874 / LRV ≈ 15.0%

  80. Bristol

    1. Curtain Call / P237-N7
      #6a6060       ΔE = 4.299 / LRV ≈ 12.3%
    2. Silhouette / P223-N6
      #707474       ΔE = 5.222 / LRV ≈ 17.2%

  81. PPG Pittsburgh Paints

    1. Cannon Gray 506-6
      #616b6b       ΔE = 4.430 / LRV ≈ 14.1%
    2. Submarine 507-6
      #5d635f       ΔE = 4.774 / LRV ≈ 12.1%

  82. Toyo Ink

    1. CF11003
      #5c5d5d       ΔE = 4.433 / LRV ≈ 10.9%
    2. CF10996
      #6f716d       ΔE = 4.822 / LRV ≈ 16.3%

  83. General Paint

    1. Outback / CL 2486A
      #766f70       ΔE = 4.460 / LRV ≈ 16.4%
    2. Estate / CL 3236A
      #716d67       ΔE = 4.916 / LRV ≈ 15.4%

  84. Earthborn

    1. Trilby
      #70706c       ΔE = 4.502 / LRV ≈ 16.1%

  85. Mylands of London

    1. Plum Grey
      #685e5f       ΔE = 4.696 / LRV ≈ 11.8%
    2. Medium Grey
      #6f7277       ΔE = 5.032 / LRV ≈ 16.7%

  86. Chrysler

    1. Dodge Gunmetal
      #61635d       ΔE = 4.805 / LRV ≈ 12.3%
    2. Opal Gray
      #696a63       ΔE = 4.813 / LRV ≈ 14.2%

  87. Evonik-Degussa

    1. 4243D Stoker Gray
      #5d6765       ΔE = 4.859 / LRV ≈ 13.0%
    2. 812
      #726f69       ΔE = 5.230 / LRV ≈ 16.0%

  88. Taubmans

    1. Wizard Grey / T167-7
      #757275       ΔE = 4.868 / LRV ≈ 17.1%
    2. Silhouette / T12 47.F12
      #707474       ΔE = 5.222 / LRV ≈ 17.2%

  89. Afnor

    1. Gris Clair / 1680
      #70726e       ΔE = 5.129 / LRV ≈ 16.6%

  90. Australian Standard AS2700

    1. N55 Lead Grey
      #5e5c59       ΔE = 5.157 / LRV ≈ 10.8%
    2. N63 Pewter
      #596065       ΔE = 5.187 / LRV ≈ 11.4%

  91. Coronado Paint

    1. 8302 - Great Graphite
      #5b5c5a       ΔE = 5.185 / LRV ≈ 10.6%
    2. 8310 - Shady Place
      #59605e       ΔE = 5.212 / LRV ≈ 11.3%

  92. Homebase

    1. Warm Grey
      #726b73       ΔE = 5.237 / LRV ≈ 15.3%

  93. 1829

    1. Grate Black
      #5b5b5a       ΔE = 5.244 / LRV ≈ 10.4%

#686768 HTML / CSS Code Examples

#686768 foreground

If I create from the heart, nearly everything works; if from the head, almost nothing.

Marc Chagall
<p style="color: #686768">…</p>

#686768 background

Every artist dips his brush in his own soul, and paints his own nature into his pictures.

Henry Ward Beecher
<p style="background-color: #686768">…</p>

#686768 shadow

In art, the hand can never execute anything higher than the heart can imagine.

Ralph Waldo Emerson
<p style="text-shadow: 0.1em 0.1em 0.15em #686768">…</p>

Color Charts

Color Space Conversions

Decimal
6842216
Binary
01101000, 01100111, 01101000
Hexadecimal
#686768
LRV
≈ 13.6%
Closest short hex
#666 ΔE = 0.900
RGB
rgb(104, 103, 104)
RGBA
rgba(104, 103, 104, 1.0)
rg chromaticity
r: 0.334, g: 0.331, b: 0.334
RYB
red: 40.784%, yellow: 40.392%, blue: 40.784%
Android / android.graphics.Color
-9935000 / 0xff686768
HSL
hsl(300, 0%, 41%)
HSLA
hsla(300, 0%, 41%, 1.0)
HSV / HSB
hue: 300° (300.000), saturation: 1% (0.010), value: 41% (0.408)
HSP
hue: 300.000, saturation: 0.962%, perceived brightness: 40.555%
HSLuv (HUSL)
H: 307.723, S: 0.828, L: 43.717
Cubehelix
H: -70.041, S: 0.008, L: 0.406
TSL
T: 4.957, S: 0.003, L: 0.406
CMYK
cyan: 0% (0.000), magenta: 1% (0.010), yellow: 0% (0.000), key: 59% (0.592)
CMY
cyan: 59% (0.592), magenta: 60% (0.596), yellow: 59% (0.592)
XYZ
X: 13.057, Y: 13.643, Z: 15.039
xyY
x: 0.313, y: 0.327, Y: 13.643
CIELab
L: 43.717, a: 0.595, b: -0.425
CIELuv
L: 43.717, u: 0.504, v: -0.652
CIELCH / LCHab
L: 43.717, C: 0.731, H: 324.492
CIELUV / LCHuv
L: 43.717, C: 0.824, H: 307.723
Hunter-Lab
L: 36.936, a: -1.537, b: 1.714
CIECAM02
J: 33.613, C: 1.424, h: 266.437, Q: 114.225, M: 1.246, s: 10.443, H: 314.493
OSA-UCS
lightness: -10.085, jaune: -0.183, green: 0.102
LMS
L: 12.987, M: 14.064, S: 15.015
YCbCr
Y: 104.832, Cb: 128.291, Cr: 128.368
YCoCg
Y: 103.500, Cg: -0.500, Co: 26.000
YDbDr
Y: 103.413, Db: 0.883, Dr: -1.116
YPbPr
Y: 103.285, Pb: 0.385, Pr: 0.454
xvYCC
Y: 104.704, Cb: 128.338, Cr: 128.399
YIQ
Y: 103.413, I: 0.274, Q: 0.523
YUV
Y: 103.413, U: 0.290, V: 0.515
Munsell Color System
5PB 4/1 ΔE = 3.393
Brand Color
Deviantart ΔE = 10.192

Random Colors

Red

Green

Blue