Recognised as Colour
#25312B
- #25312B
- Cyan
- Dark
- Nearest: Dark slate grey
#25312B is a cyan with RGB values 37, 49, 43 and HSL 150°, 14%, 17%. It is a dark colour, so white text on it reaches 13.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#25312B#25312B
HEX#25312B
RGBrgb(37, 49, 43)
RGB (0–1)0.1451, 0.1922, 0.1686
RGB percentages14.5%, 19.2%, 16.9%
HSLhsl(150, 14%, 16.9%)
HSV / HSBhsv(150, 24.5%, 19.2%)
CMYK24.5%, 0%, 12.2%, 80.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,437,419
CSS custom property--colour: #25312B;
Brightness & contrast
Relative luminance0.02764WCAG 2.x, 0 is black and 1 is white
Perceived brightness45.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.52:1
Contrast with white13.52:1WCAG normal text: AAA
Contrast with black1.55:1WCAG normal text: Fail
Greyscale equivalent#2E2E2E
Inverted#DACED4
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.52:1WCAG large text: AAA
Contrast with black, large text1.55:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#31252B
Analogous#253125, #253131
Triadic#2B2531, #312B25
Split complementary#312531, #312525
Tetradic#252531, #31252B, #313125
Tints, shades & saturation
Channel breakdown
R37
G49
B43
Red37 (14.5%)
Green49 (19.2%)
Blue43 (16.9%)
Hue150°
Saturation (HSL)13.95%
Lightness16.86%
Dominant channelGreen
Hex per channelR 25 · G 31 · B 2B
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