Colour
#04281F
- #04281F
- Cyan
- Dark
- Nearest: Dark slate grey
#04281F is a cyan with RGB values 4, 40, 31 and HSL 165°, 82%, 9%. It is a dark colour, so white text on it reaches 15.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#04281F#04281F
HEX#04281F
RGBrgb(4, 40, 31)
RGB (0–1)0.0157, 0.1569, 0.1216
RGB percentages1.6%, 15.7%, 12.2%
HSLhsl(165, 81.8%, 8.6%)
HSV / HSBhsv(165, 90%, 15.7%)
CMYK90%, 0%, 22.5%, 84.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer272,415
CSS custom property--colour: #04281F;
Brightness & contrast
Relative luminance0.01642WCAG 2.x, 0 is black and 1 is white
Perceived brightness32.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.81:1
Contrast with white15.81:1WCAG normal text: AAA
Contrast with black1.33:1WCAG normal text: Fail
Greyscale equivalent#202020
Inverted#FBD7E0
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.81:1WCAG large text: AAA
Contrast with black, large text1.33:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#28040D
Analogous#04280D, #041F28
Triadic#1F0428, #281F04
Split complementary#28041F, #280D04
Tetradic#0D0428, #28040D, #1F2804
Tints, shades & saturation
Channel breakdown
R4
G40
B31
Red4 (1.6%)
Green40 (15.7%)
Blue31 (12.2%)
Hue165°
Saturation (HSL)81.82%
Lightness8.63%
Dominant channelGreen
Hex per channelR 04 · G 28 · B 1F
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