Recognised as Colour
#A70010
- #A70010
- Red
- Dark
- Nearest: Firebrick
#A70010 is a red with RGB values 167, 0, 16 and HSL 354°, 100%, 33%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Firebrick.
Colour values
#A70010#A70010
HEX#A70010
RGBrgb(167, 0, 16)
RGB (0–1)0.6549, 0, 0.0627
RGB percentages65.5%, 0%, 6.3%
HSLhsl(354.3, 100%, 32.7%)
HSV / HSBhsv(354.3, 100%, 65.5%)
CMYK0%, 100%, 90.4%, 34.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,944,528
CSS custom property--colour: #A70010;
Brightness & contrast
Relative luminance0.08253WCAG 2.x, 0 is black and 1 is white
Perceived brightness91.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.92:1
Contrast with white7.92:1WCAG normal text: AAA
Contrast with black2.65:1WCAG normal text: Fail
Greyscale equivalent#252525
Inverted#58FFEF
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.92:1WCAG large text: AAA
Contrast with black, large text2.65:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#00A797
Analogous#A70063, #A74400
Triadic#10A700, #0010A7
Split complementary#00A744, #0063A7
Tetradic#63A700, #00A797, #4400A7
Tints, shades & saturation
Channel breakdown
R167
G0
B16
Red167 (65.5%)
Green0 (0%)
Blue16 (6.3%)
Hue354.25°
Saturation (HSL)100%
Lightness32.75%
Dominant channelRed
Hex per channelR A7 · G 00 · B 10
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