Colour
#042525
- #042525
- Cyan
- Dark
- Nearest: Black
#042525 is a cyan with RGB values 4, 37, 37 and HSL 180°, 80%, 8%. It is a dark colour, so white text on it reaches 16.2:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#042525#042525
HEX#042525
RGBrgb(4, 37, 37)
RGB (0–1)0.0157, 0.1451, 0.1451
RGB percentages1.6%, 14.5%, 14.5%
HSLhsl(180, 80.5%, 8%)
HSV / HSBhsv(180, 89.2%, 14.5%)
CMYK89.2%, 0%, 0%, 85.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer271,653
CSS custom property--colour: #042525;
Brightness & contrast
Relative luminance0.01483WCAG 2.x, 0 is black and 1 is white
Perceived brightness31.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.2:1
Contrast with white16.2:1WCAG normal text: AAA
Contrast with black1.3:1WCAG normal text: Fail
Greyscale equivalent#1E1E1E
Inverted#FBDADA
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.2:1WCAG large text: AAA
Contrast with black, large text1.3:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#250404
Analogous#042514, #041425
Triadic#250425, #252504
Split complementary#250414, #251404
Tetradic#140425, #250404, #142504
Tints, shades & saturation
Channel breakdown
R4
G37
B37
Red4 (1.6%)
Green37 (14.5%)
Blue37 (14.5%)
Hue180°
Saturation (HSL)80.49%
Lightness8.04%
Dominant channelGreen and Blue
Hex per channelR 04 · G 25 · B 25
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