Colour

#A80006

#A80006
Red
Dark
Nearest: Firebrick

#A80006 is a red with RGB values 168, 0, 6 and HSL 358°, 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

#A80006#A80006

HEX#A80006

RGBrgb(168, 0, 6)

RGB (0–1)0.6588, 0, 0.0235

RGB percentages65.9%, 0%, 2.4%

HSLhsl(357.9, 100%, 32.9%)

HSV / HSBhsv(357.9, 100%, 65.9%)

CMYK0%, 100%, 96.4%, 34.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,010,054

CSS custom property--colour: #A80006;

Brightness & contrast

Relative luminance0.08338WCAG 2.x, 0 is black and 1 is white

Perceived brightness91.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.87:1

Contrast with white7.87:1WCAG normal text: AAA

Contrast with black2.67:1WCAG normal text: Fail

Greyscale equivalent#242424

Inverted#57FFF9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#453C01no red cones; affects about 1% of men; ΔE 63.5 from the original

Deuteranopia#6A5D00no green cones; the most common form, about 1% of men; ΔE 62.7 from the original

Tritanopia#BA0008no blue cones; rare, and affects men and women equally; ΔE 7 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text7.87:1WCAG large text: AAA

Contrast with black, large text2.67:1WCAG large text: Fail

Named colours

Firebrick · ΔE 10.3 Dark red · ΔE 11.4 Maroon · ΔE 16.4 Brown · ΔE 18.5 Crimson · ΔE 21.7 Tomato · ΔE 27.5

Nearest named CSS colourFirebrick (#B22222)ΔE 10.27, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#00A8A2

Analogous#A8005A, #A84E00

Triadic#06A800, #0006A8

Split complementary#00A84E, #005AA8

Tetradic#5AA800, #00A8A2, #4E00A8

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FF757A

Lighter +30%#FF4249

Lighter +20%#FF0F18

Lighter +10%#DB0008

Darker −10%#750004

Darker −20%#420002

Darker −30%#0F0001

Darker −40%#000000

More saturated +25%#A80006

Less saturated −25%#931519

Channel breakdown

R168

Red168 (65.9%)

Green0 (0%)

Blue6 (2.4%)

Hue357.86°

Saturation (HSL)100%

Lightness32.94%

Dominant channelRed

Hex per channelR A8 · G 00 · B 06

Keep nerding

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#A80006

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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