Recognised as Colour
#37141F
- #37141F
- Red
- Dark
- Nearest: Black
#37141F is a red with RGB values 55, 20, 31 and HSL 341°, 47%, 15%. It is a dark colour, so white text on it reaches 16.4:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#37141F#37141F
HEX#37141F
RGBrgb(55, 20, 31)
RGB (0–1)0.2157, 0.0784, 0.1216
RGB percentages21.6%, 7.8%, 12.2%
HSLhsl(341.1, 46.7%, 14.7%)
HSV / HSBhsv(341.1, 63.6%, 21.6%)
CMYK0%, 63.6%, 43.6%, 78.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,609,631
CSS custom property--colour: #37141F;
Brightness & contrast
Relative luminance0.01411WCAG 2.x, 0 is black and 1 is white
Perceived brightness35.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.38:1
Contrast with white16.38:1WCAG normal text: AAA
Contrast with black1.28:1WCAG normal text: Fail
Greyscale equivalent#1C1C1C
Inverted#C8EBE0
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.38:1WCAG large text: AAA
Contrast with black, large text1.28:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#14372C
Analogous#371431, #371B14
Triadic#1F3714, #141F37
Split complementary#14371B, #143137
Tetradic#303714, #14372C, #1A1437
Tints, shades & saturation
Channel breakdown
R55
G20
B31
Red55 (21.6%)
Green20 (7.8%)
Blue31 (12.2%)
Hue341.14°
Saturation (HSL)46.67%
Lightness14.71%
Dominant channelRed
Hex per channelR 37 · G 14 · B 1F
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