Recognised as Colour
#AD1402
- #AD1402
- Red
- Dark
- Nearest: Firebrick
#AD1402 is a red with RGB values 173, 20, 2 and HSL 6°, 98%, 34%. It is a dark colour, so white text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Firebrick.
Colour values
#AD1402#AD1402
HEX#AD1402
RGBrgb(173, 20, 2)
RGB (0–1)0.6784, 0.0784, 0.0078
RGB percentages67.8%, 7.8%, 0.8%
HSLhsl(6.3, 97.7%, 34.3%)
HSV / HSBhsv(6.3, 98.8%, 67.8%)
CMYK0%, 88.4%, 98.8%, 32.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,342,850
CSS custom property--colour: #AD1402;
Brightness & contrast
Relative luminance0.09389WCAG 2.x, 0 is black and 1 is white
Perceived brightness95.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.3:1
Contrast with white7.3:1WCAG normal text: AAA
Contrast with black2.88:1WCAG normal text: Fail
Greyscale equivalent#333333
Inverted#52EBFD
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.3:1WCAG large text: AAA
Contrast with black, large text2.88:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#029BAD
Analogous#AD0245, #AD6A02
Triadic#02AD14, #1402AD
Split complementary#02AD69, #0246AD
Tetradic#45AD02, #029BAD, #6902AD
Tints, shades & saturation
Channel breakdown
R173
G20
B2
Red173 (67.8%)
Green20 (7.8%)
Blue2 (0.8%)
Hue6.32°
Saturation (HSL)97.71%
Lightness34.31%
Dominant channelRed
Hex per channelR AD · G 14 · B 02
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