Colour

#89000A

#89000A
Red
Dark
Nearest: Maroon

#89000A is a red with RGB values 137, 0, 10 and HSL 356°, 100%, 27%. It is a dark colour, so white text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Maroon.

Colour values

#89000A#89000A

HEX#89000A

RGBrgb(137, 0, 10)

RGB (0–1)0.5373, 0, 0.0392

RGB percentages53.7%, 0%, 3.9%

HSLhsl(355.6, 100%, 26.9%)

HSV / HSBhsv(355.6, 100%, 53.7%)

CMYK0%, 100%, 92.7%, 46.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer8,978,442

CSS custom property--colour: #89000A;

Brightness & contrast

Relative luminance0.0534WCAG 2.x, 0 is black and 1 is white

Perceived brightness75 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.15:1

Contrast with white10.15:1WCAG normal text: AAA

Contrast with black2.07:1WCAG normal text: Fail

Greyscale equivalent#1E1E1E

Inverted#76FFF5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#362F07no red cones; affects about 1% of men; ΔE 54.8 from the original

Deuteranopia#554B00no green cones; the most common form, about 1% of men; ΔE 54.6 from the original

Tritanopia#980007no blue cones; rare, and affects men and women equally; ΔE 7.5 from the original

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

Contrast with white, large text10.15:1WCAG large text: AAA

Contrast with black, large text2.07:1WCAG large text: Fail

Named colours

Maroon · ΔE 3.6 Dark red · ΔE 4.6 Brown · ΔE 11.6 Firebrick · ΔE 12.6 Saddle brown · ΔE 26.4 Sienna · ΔE 26.7

Nearest named CSS colourMaroon (#800000)ΔE 3.63, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00897F

Analogous#89004F, #893B00

Triadic#0A8900, #000A89

Split complementary#00893B, #004F89

Tetradic#4E8900, #00897F, #3A0089

Tints, shades & saturation

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

Lighter +40%#FF5662

Lighter +30%#FF2333

Lighter +20%#EF0011

Lighter +10%#BC000E

Darker −10%#560006

Darker −20%#230003

Darker −30%#000000

Darker −40%#000000

More saturated +25%#89000A

Less saturated −25%#781119

Channel breakdown

R137

B10

Red137 (53.7%)

Green0 (0%)

Blue10 (3.9%)

Hue355.62°

Saturation (HSL)100%

Lightness26.86%

Dominant channelRed

Hex per channelR 89 · G 00 · B 0A

Keep nerding

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#89000A

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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