Colour

#A90014

#A90014
Red
Dark
Nearest: Firebrick

#A90014 is a red with RGB values 169, 0, 20 and HSL 353°, 100%, 33%. It is a dark colour, so white text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Firebrick.

Colour values

#A90014#A90014

HEX#A90014

RGBrgb(169, 0, 20)

RGB (0–1)0.6627, 0, 0.0784

RGB percentages66.3%, 0%, 7.8%

HSLhsl(352.9, 100%, 33.1%)

HSV / HSBhsv(352.9, 100%, 66.3%)

CMYK0%, 100%, 88.2%, 33.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,075,604

CSS custom property--colour: #A90014;

Brightness & contrast

Relative luminance0.08486WCAG 2.x, 0 is black and 1 is white

Perceived brightness92.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.79:1

Contrast with white7.79:1WCAG normal text: AAA

Contrast with black2.7:1WCAG normal text: Fail

Greyscale equivalent#252525

Inverted#56FFEB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#453D11no red cones; affects about 1% of men; ΔE 63.8 from the original

Deuteranopia#6A5E07no green cones; the most common form, about 1% of men; ΔE 63.7 from the original

Tritanopia#BB000Dno blue cones; rare, and affects men and women equally; ΔE 9.7 from the original

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

Contrast with white, large text7.79:1WCAG large text: AAA

Contrast with black, large text2.7:1WCAG large text: Fail

Named colours

Firebrick · ΔE 6.1 Dark red · ΔE 10.7 Brown · ΔE 14.1 Maroon · ΔE 14.8 Crimson · ΔE 18.3 Tomato · ΔE 27.9

Nearest named CSS colourFirebrick (#B22222)ΔE 6.06, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00A995

Analogous#A90069, #A94000

Triadic#14A900, #0014A9

Split complementary#00A940, #0069A9

Tetradic#69A900, #00A995, #4000A9

Tints, shades & saturation

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

Lighter +40%#FF7686

Lighter +30%#FF4359

Lighter +20%#FF102C

Lighter +10%#DC001A

Darker −10%#76000E

Darker −20%#430008

Darker −30%#100002

Darker −40%#000000

More saturated +25%#A90014

Less saturated −25%#941524

Channel breakdown

R169

B20

Red169 (66.3%)

Green0 (0%)

Blue20 (7.8%)

Hue352.9°

Saturation (HSL)100%

Lightness33.14%

Dominant channelRed

Hex per channelR A9 · G 00 · B 14

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#A90014

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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