Recognised as Colour
#D81107
- #D81107
- Red
- Dark
- Nearest: Red
#D81107 is a red with RGB values 216, 17, 7 and HSL 3°, 94%, 44%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Red.
Colour values
#D81107#D81107
HEX#D81107
RGBrgb(216, 17, 7)
RGB (0–1)0.8471, 0.0667, 0.0275
RGB percentages84.7%, 6.7%, 2.7%
HSLhsl(2.9, 93.7%, 43.7%)
HSV / HSBhsv(2.9, 96.8%, 84.7%)
CMYK0%, 92.1%, 96.8%, 15.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer14,160,135
CSS custom property--colour: #D81107;
Brightness & contrast
Relative luminance0.15015WCAG 2.x, 0 is black and 1 is white
Perceived brightness118.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.25:1
Contrast with white5.25:1WCAG normal text: AA
Contrast with black4:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#27EEF8
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.25:1WCAG large text: AAA
Contrast with black, large text4:1WCAG large text: AA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#07CED8
Analogous#D80765, #D87907
Triadic#07D811, #1107D8
Split complementary#07D879, #0766D8
Tetradic#66D807, #07CED8, #7A07D8
Tints, shades & saturation
Channel breakdown
R216
G17
B7
Red216 (84.7%)
Green17 (6.7%)
Blue7 (2.7%)
Hue2.87°
Saturation (HSL)93.72%
Lightness43.73%
Dominant channelRed
Hex per channelR D8 · G 11 · B 07
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