Colour
#21322B
- #21322B
- Cyan
- Dark
- Nearest: Dark slate grey
#21322B is a cyan with RGB values 33, 50, 43 and HSL 155°, 20%, 16%. 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
#21322B#21322B
HEX#21322B
RGBrgb(33, 50, 43)
RGB (0–1)0.1294, 0.1961, 0.1686
RGB percentages12.9%, 19.6%, 16.9%
HSLhsl(155.3, 20.5%, 16.3%)
HSV / HSBhsv(155.3, 34%, 19.6%)
CMYK34%, 0%, 14%, 80.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,175,531
CSS custom property--colour: #21322B;
Brightness & contrast
Relative luminance0.02779WCAG 2.x, 0 is black and 1 is white
Perceived brightness44.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.5:1
Contrast with white13.5:1WCAG normal text: AAA
Contrast with black1.56:1WCAG normal text: Fail
Greyscale equivalent#2E2E2E
Inverted#DECDD4
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.5:1WCAG large text: AAA
Contrast with black, large text1.56:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#322128
Analogous#213223, #213132
Triadic#2B2132, #322B21
Split complementary#322131, #322321
Tetradic#222132, #322128, #303221
Tints, shades & saturation
Channel breakdown
R33
G50
B43
Red33 (12.9%)
Green50 (19.6%)
Blue43 (16.9%)
Hue155.29°
Saturation (HSL)20.48%
Lightness16.27%
Dominant channelGreen
Hex per channelR 21 · G 32 · B 2B
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