Colour
#4C1D19
- #4C1D19
- Red
- Dark
- Nearest: Black
#4C1D19 is a red with RGB values 76, 29, 25 and HSL 5°, 50%, 20%. It is a dark colour, so white text on it reaches 14:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#4C1D19#4C1D19
HEX#4C1D19
RGBrgb(76, 29, 25)
RGB (0–1)0.298, 0.1137, 0.098
RGB percentages29.8%, 11.4%, 9.8%
HSLhsl(4.7, 50.5%, 19.8%)
HSV / HSBhsv(4.7, 67.1%, 29.8%)
CMYK0%, 61.8%, 67.1%, 70.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,988,185
CSS custom property--colour: #4C1D19;
Brightness & contrast
Relative luminance0.02485WCAG 2.x, 0 is black and 1 is white
Perceived brightness47.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.03:1
Contrast with white14.03:1WCAG normal text: AAA
Contrast with black1.5:1WCAG normal text: Fail
Greyscale equivalent#272727
Inverted#B3E2E6
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.03:1WCAG large text: AAA
Contrast with black, large text1.5:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#19484C
Analogous#4C192F, #4C3619
Triadic#194C1D, #1D194C
Split complementary#194C37, #192E4C
Tetradic#2F4C19, #19484C, #37194C
Tints, shades & saturation
Channel breakdown
R76
G29
B25
Red76 (29.8%)
Green29 (11.4%)
Blue25 (9.8%)
Hue4.71°
Saturation (HSL)50.5%
Lightness19.8%
Dominant channelRed
Hex per channelR 4C · G 1D · B 19
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