Colour
#583B3F
- #583B3F
- Red
- Dark
- Nearest: Dim grey
#583B3F is a red with RGB values 88, 59, 63 and HSL 352°, 20%, 29%. It is a dark colour, so white text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Dim grey.
Colour values
#583B3F#583B3F
HEX#583B3F
RGBrgb(88, 59, 63)
RGB (0–1)0.3451, 0.2314, 0.2471
RGB percentages34.5%, 23.1%, 24.7%
HSLhsl(351.7, 19.7%, 28.8%)
HSV / HSBhsv(351.7, 33%, 34.5%)
CMYK0%, 33%, 28.4%, 65.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,782,335
CSS custom property--colour: #583B3F;
Brightness & contrast
Relative luminance0.05562WCAG 2.x, 0 is black and 1 is white
Perceived brightness69.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.94:1
Contrast with white9.94:1WCAG normal text: AAA
Contrast with black2.11:1WCAG normal text: Fail
Greyscale equivalent#414141
Inverted#A7C4C0
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.94:1WCAG large text: AAA
Contrast with black, large text2.11:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#3B5854
Analogous#583B4E, #58463B
Triadic#3F583B, #3B3F58
Split complementary#3B5845, #3B4E58
Tetradic#4E583B, #3B5854, #453B58
Tints, shades & saturation
Channel breakdown
R88
G59
B63
Red88 (34.5%)
Green59 (23.1%)
Blue63 (24.7%)
Hue351.72°
Saturation (HSL)19.73%
Lightness28.82%
Dominant channelRed
Hex per channelR 58 · G 3B · B 3F
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