Colour
#C50512
- #C50512
- Red
- Dark
- Nearest: Firebrick
#C50512 is a red with RGB values 197, 5, 18 and HSL 356°, 95%, 40%. It is a dark colour, so white text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Firebrick.
Colour values
#C50512#C50512
HEX#C50512
RGBrgb(197, 5, 18)
RGB (0–1)0.7725, 0.0196, 0.0706
RGB percentages77.3%, 2%, 7.1%
HSLhsl(355.9, 95%, 39.6%)
HSV / HSBhsv(355.9, 97.5%, 77.3%)
CMYK0%, 97.5%, 90.9%, 22.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,911,890
CSS custom property--colour: #C50512;
Brightness & contrast
Relative luminance0.12023WCAG 2.x, 0 is black and 1 is white
Perceived brightness108 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.17:1
Contrast with white6.17:1WCAG normal text: AA
Contrast with black3.4:1WCAG normal text: Fail
Greyscale equivalent#2F2F2F
Inverted#3AFAED
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.17:1WCAG large text: AAA
Contrast with black, large text3.4:1WCAG large text: AA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#05C5B8
Analogous#C50572, #C55805
Triadic#12C505, #0512C5
Split complementary#05C558, #0572C5
Tetradic#72C505, #05C5B8, #5805C5
Tints, shades & saturation
Channel breakdown
R197
G5
B18
Red197 (77.3%)
Green5 (2%)
Blue18 (7.1%)
Hue355.94°
Saturation (HSL)95.05%
Lightness39.61%
Dominant channelRed
Hex per channelR C5 · G 05 · B 12
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