Colour
#3A1F1D
- #3A1F1D
- Red
- Dark
- Nearest: Black
#3A1F1D is a red with RGB values 58, 31, 29 and HSL 4°, 33%, 17%. It is a dark colour, so white text on it reaches 15.1:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#3A1F1D#3A1F1D
HEX#3A1F1D
RGBrgb(58, 31, 29)
RGB (0–1)0.2275, 0.1216, 0.1137
RGB percentages22.7%, 12.2%, 11.4%
HSLhsl(4.1, 33.3%, 17.1%)
HSV / HSBhsv(4.1, 50%, 22.7%)
CMYK0%, 46.6%, 50%, 77.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,809,053
CSS custom property--colour: #3A1F1D;
Brightness & contrast
Relative luminance0.01968WCAG 2.x, 0 is black and 1 is white
Perceived brightness40.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.07:1
Contrast with white15.07:1WCAG normal text: AAA
Contrast with black1.39:1WCAG normal text: Fail
Greyscale equivalent#252525
Inverted#C5E0E2
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.07:1WCAG large text: AAA
Contrast with black, large text1.39:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#1D383A
Analogous#3A1D2A, #3A2E1D
Triadic#1D3A1F, #1F1D3A
Split complementary#1D3A2E, #1D293A
Tetradic#293A1D, #1D383A, #2E1D3A
Tints, shades & saturation
Channel breakdown
R58
G31
B29
Red58 (22.7%)
Green31 (12.2%)
Blue29 (11.4%)
Hue4.14°
Saturation (HSL)33.33%
Lightness17.06%
Dominant channelRed
Hex per channelR 3A · G 1F · B 1D
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