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Colour

#031D1C

  • #031D1C
  • Cyan
  • Dark
  • Nearest: Black

#031D1C is a cyan with RGB values 3, 29, 28 and HSL 178°, 81%, 6%. It is a dark colour, so white text on it reaches 17.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#031D1C#031D1C
HEX#031D1C
RGBrgb(3, 29, 28)
RGB (0–1)0.0118, 0.1137, 0.1098
RGB percentages1.2%, 11.4%, 11%
HSLhsl(177.7, 81.3%, 6.3%)
HSV / HSBhsv(177.7, 89.7%, 11.4%)
CMYK89.7%, 0%, 3.4%, 88.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer204,060
CSS custom property--colour: #031D1C;

Brightness & contrast

Relative luminance0.00982WCAG 2.x, 0 is black and 1 is white
Perceived brightness24.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.55:1
Contrast with white17.55:1WCAG normal text: AAA
Contrast with black1.2:1WCAG normal text: Fail
Greyscale equivalent#171717
Inverted#FCE2E3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1B1B1Cno red cones; affects about 1% of men; ΔE 10.4 from the original
Deuteranopia#16181Cno green cones; the most common form, about 1% of men; ΔE 10.2 from the original
Tritanopia#001E1Dno blue cones; rare, and affects men and women equally; ΔE 1.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.55:1WCAG large text: AAA
Contrast with black, large text1.2:1WCAG large text: Fail

Named colours

Black · ΔE 13.5Dark slate grey · ΔE 22.5Dim grey · ΔE 37Teal · ΔE 44.1Slate grey · ΔE 45.4Gray · ΔE 45.9
Nearest named CSS colourBlack (#000000)ΔE 13.53, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1D0304
Analogous#031D0F, #03111D
Triadic#1C031D, #1D1C03
Split complementary#1D0311, #1D0F03
Tetradic#0F031D, #1D0304, #111D03

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#16D6CF
Lighter +30%#11A8A2
Lighter +20%#0D7975
Lighter +10%#084B49
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00201F
Less saturated −25%#071918

Channel breakdown

R3
G29
B28
Red3 (1.2%)
Green29 (11.4%)
Blue28 (11%)
Hue177.69°
Saturation (HSL)81.25%
Lightness6.27%
Dominant channelGreen
Hex per channelR 03 · G 1D · B 1C

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Every value on this page was computed from “031d1c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.