Colour
#372A29
- #372A29
- Red
- Dark
- Nearest: Black
#372A29 is a red with RGB values 55, 42, 41 and HSL 4°, 15%, 19%. It is a dark colour, so white text on it reaches 13.8:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#372A29#372A29
HEX#372A29
RGBrgb(55, 42, 41)
RGB (0–1)0.2157, 0.1647, 0.1608
RGB percentages21.6%, 16.5%, 16.1%
HSLhsl(4.3, 14.6%, 18.8%)
HSV / HSBhsv(4.3, 25.5%, 21.6%)
CMYK0%, 23.6%, 25.5%, 78.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,615,273
CSS custom property--colour: #372A29;
Brightness & contrast
Relative luminance0.02628WCAG 2.x, 0 is black and 1 is white
Perceived brightness46.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.76:1
Contrast with white13.76:1WCAG normal text: AAA
Contrast with black1.53:1WCAG normal text: Fail
Greyscale equivalent#2D2D2D
Inverted#C8D5D6
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.76:1WCAG large text: AAA
Contrast with black, large text1.53:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#293637
Analogous#37292F, #373129
Triadic#29372A, #2A2937
Split complementary#293731, #292F37
Tetradic#2F3729, #293637, #312937
Tints, shades & saturation
Channel breakdown
R55
G42
B41
Red55 (21.6%)
Green42 (16.5%)
Blue41 (16.1%)
Hue4.29°
Saturation (HSL)14.58%
Lightness18.82%
Dominant channelRed
Hex per channelR 37 · G 2A · B 29
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