Colour
#51152F
- #51152F
- Red
- Dark
- Nearest: Black
#51152F is a red with RGB values 81, 21, 47 and HSL 334°, 59%, 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
#51152F#51152F
HEX#51152F
RGBrgb(81, 21, 47)
RGB (0–1)0.3176, 0.0824, 0.1843
RGB percentages31.8%, 8.2%, 18.4%
HSLhsl(334, 58.8%, 20%)
HSV / HSBhsv(334, 74.1%, 31.8%)
CMYK0%, 74.1%, 42%, 68.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,313,839
CSS custom property--colour: #51152F;
Brightness & contrast
Relative luminance0.02491WCAG 2.x, 0 is black and 1 is white
Perceived brightness49.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.02:1
Contrast with white14.02:1WCAG normal text: AAA
Contrast with black1.5:1WCAG normal text: Fail
Greyscale equivalent#242424
Inverted#AEEAD0
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.02:1WCAG 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#155137
Analogous#51154D, #511915
Triadic#2F5115, #152F51
Split complementary#155119, #154D51
Tetradic#4D5115, #155137, #191551
Tints, shades & saturation
Channel breakdown
R81
G21
B47
Red81 (31.8%)
Green21 (8.2%)
Blue47 (18.4%)
Hue334°
Saturation (HSL)58.82%
Lightness20%
Dominant channelRed
Hex per channelR 51 · G 15 · B 2F
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