Colour
#15040B
- #15040B
- Red
- Dark
- Nearest: Black
#15040B is a red with RGB values 21, 4, 11 and HSL 335°, 68%, 5%. It is a dark colour, so white text on it reaches 19.9:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#15040B#15040B
HEX#15040B
RGBrgb(21, 4, 11)
RGB (0–1)0.0824, 0.0157, 0.0431
RGB percentages8.2%, 1.6%, 4.3%
HSLhsl(335.3, 68%, 4.9%)
HSV / HSBhsv(335.3, 81%, 8.2%)
CMYK0%, 81%, 47.6%, 91.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,377,291
CSS custom property--colour: #15040B;
Brightness & contrast
Relative luminance0.0027WCAG 2.x, 0 is black and 1 is white
Perceived brightness12.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 19.92:1
Contrast with white19.92:1WCAG normal text: AAA
Contrast with black1.05:1WCAG normal text: Fail
Greyscale equivalent#080808
Inverted#EAFBF4
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text19.92:1WCAG large text: AAA
Contrast with black, large text1.05:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#04150E
Analogous#150414, #150604
Triadic#0B1504, #040B15
Split complementary#041506, #041415
Tetradic#131504, #04150E, #050415
Tints, shades & saturation
Channel breakdown
R21
G4
B11
Red21 (8.2%)
Green4 (1.6%)
Blue11 (4.3%)
Hue335.29°
Saturation (HSL)68%
Lightness4.9%
Dominant channelRed
Hex per channelR 15 · G 04 · B 0B
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