Colour
#25504A
- #25504A
- Cyan
- Dark
- Nearest: Dark slate grey
#25504A is a cyan with RGB values 37, 80, 74 and HSL 172°, 37%, 23%. It is a dark colour, so white text on it reaches 9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#25504A#25504A
HEX#25504A
RGBrgb(37, 80, 74)
RGB (0–1)0.1451, 0.3137, 0.2902
RGB percentages14.5%, 31.4%, 29%
HSLhsl(171.6, 36.8%, 22.9%)
HSV / HSBhsv(171.6, 53.8%, 31.4%)
CMYK53.7%, 0%, 7.5%, 68.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,445,386
CSS custom property--colour: #25504A;
Brightness & contrast
Relative luminance0.06625WCAG 2.x, 0 is black and 1 is white
Perceived brightness69.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.03:1
Contrast with white9.03:1WCAG normal text: AAA
Contrast with black2.33:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#DAAFB5
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.03:1WCAG large text: AAA
Contrast with black, large text2.33:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#50252B
Analogous#255034, #254150
Triadic#4A2550, #504A25
Split complementary#502541, #503425
Tetradic#342550, #50252B, #415025
Tints, shades & saturation
Channel breakdown
R37
G80
B74
Red37 (14.5%)
Green80 (31.4%)
Blue74 (29%)
Hue171.63°
Saturation (HSL)36.75%
Lightness22.94%
Dominant channelGreen
Hex per channelR 25 · G 50 · B 4A
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