Colour
#371F20
- #371F20
- Red
- Dark
- Nearest: Black
#371F20 is a red with RGB values 55, 31, 32 and HSL 358°, 28%, 17%. It is a dark colour, so white text on it reaches 15.2:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#371F20#371F20
HEX#371F20
RGBrgb(55, 31, 32)
RGB (0–1)0.2157, 0.1216, 0.1255
RGB percentages21.6%, 12.2%, 12.5%
HSLhsl(357.5, 27.9%, 16.9%)
HSV / HSBhsv(357.5, 43.6%, 21.6%)
CMYK0%, 43.6%, 41.8%, 78.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,612,448
CSS custom property--colour: #371F20;
Brightness & contrast
Relative luminance0.01896WCAG 2.x, 0 is black and 1 is white
Perceived brightness39.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.23:1
Contrast with white15.23:1WCAG normal text: AAA
Contrast with black1.38:1WCAG normal text: Fail
Greyscale equivalent#242424
Inverted#C8E0DF
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.23:1WCAG large text: AAA
Contrast with black, large text1.38:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#1F3736
Analogous#371F2C, #372A1F
Triadic#20371F, #1F2037
Split complementary#1F372A, #1F2C37
Tetradic#2C371F, #1F3736, #2A1F37
Tints, shades & saturation
Channel breakdown
R55
G31
B32
Red55 (21.6%)
Green31 (12.2%)
Blue32 (12.5%)
Hue357.5°
Saturation (HSL)27.91%
Lightness16.86%
Dominant channelRed
Hex per channelR 37 · G 1F · B 20
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