Colour

#AF001A

#AF001A
Red
Dark
Nearest: Firebrick

#AF001A is a red with RGB values 175, 0, 26 and HSL 351°, 100%, 34%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Firebrick.

Colour values

#AF001A#AF001A

HEX#AF001A

RGBrgb(175, 0, 26)

RGB (0–1)0.6863, 0, 0.102

RGB percentages68.6%, 0%, 10.2%

HSLhsl(351.1, 100%, 34.3%)

HSV / HSBhsv(351.1, 100%, 68.6%)

CMYK0%, 100%, 85.1%, 31.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,468,826

CSS custom property--colour: #AF001A;

Brightness & contrast

Relative luminance0.09189WCAG 2.x, 0 is black and 1 is white

Perceived brightness96.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.4:1

Contrast with white7.4:1WCAG normal text: AAA

Contrast with black2.84:1WCAG normal text: Fail

Greyscale equivalent#272727

Inverted#50FFE5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#473F18no red cones; affects about 1% of men; ΔE 65.4 from the original

Deuteranopia#6E610Fno green cones; the most common form, about 1% of men; ΔE 64.9 from the original

Tritanopia#C20010no blue cones; rare, and affects men and women equally; ΔE 11.5 from the original

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

Contrast with white, large text7.4:1WCAG large text: AAA

Contrast with black, large text2.84:1WCAG large text: Fail

Named colours

Firebrick · ΔE 5.8 Dark red · ΔE 13 Brown · ΔE 14.1 Crimson · ΔE 15.8 Maroon · ΔE 16.7 Tomato · ΔE 27

Nearest named CSS colourFirebrick (#B22222)ΔE 5.81, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00AF95

Analogous#AF0072, #AF3E00

Triadic#1AAF00, #001AAF

Split complementary#00AF3E, #0072AF

Tetradic#72AF00, #00AF95, #3E00AF

Tints, shades & saturation

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

Lighter +40%#FF7C8F

Lighter +30%#FF4964

Lighter +20%#FF1639

Lighter +10%#E20022

Darker −10%#7C0012

Darker −20%#49000B

Darker −30%#160003

Darker −40%#000000

More saturated +25%#AF001A

Less saturated −25%#991629

Channel breakdown

R175

B26

Red175 (68.6%)

Green0 (0%)

Blue26 (10.2%)

Hue351.09°

Saturation (HSL)100%

Lightness34.31%

Dominant channelRed

Hex per channelR AF · G 00 · B 1A

Keep nerding

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#AF001A

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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