Colour
#37443E
- #37443E
- Cyan
- Dark
- Nearest: Dark slate grey
#37443E is a cyan with RGB values 55, 68, 62 and HSL 152°, 11%, 24%. It is a dark colour, so white text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#37443E#37443E
HEX#37443E
RGBrgb(55, 68, 62)
RGB (0–1)0.2157, 0.2667, 0.2431
RGB percentages21.6%, 26.7%, 24.3%
HSLhsl(152.3, 10.6%, 24.1%)
HSV / HSBhsv(152.3, 19.1%, 26.7%)
CMYK19.1%, 0%, 8.8%, 73.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,621,950
CSS custom property--colour: #37443E;
Brightness & contrast
Relative luminance0.05294WCAG 2.x, 0 is black and 1 is white
Perceived brightness63.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.2:1
Contrast with white10.2:1WCAG normal text: AAA
Contrast with black2.06:1WCAG normal text: Fail
Greyscale equivalent#414141
Inverted#C8BBC1
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.2:1WCAG large text: AAA
Contrast with black, large text2.06:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#44373D
Analogous#374437, #374444
Triadic#3E3744, #443E37
Split complementary#443744, #443737
Tetradic#373744, #44373D, #444437
Tints, shades & saturation
Channel breakdown
R55
G68
B62
Red55 (21.6%)
Green68 (26.7%)
Blue62 (24.3%)
Hue152.31°
Saturation (HSL)10.57%
Lightness24.12%
Dominant channelGreen
Hex per channelR 37 · G 44 · B 3E
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