Recognised as Colour

#AF1421

#AF1421
Red
Dark
Nearest: Firebrick

#AF1421 is a red with RGB values 175, 20, 33 and HSL 355°, 79%, 38%. It is a dark colour, so white text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Firebrick.

Colour values

#AF1421#AF1421

HEX#AF1421

RGBrgb(175, 20, 33)

RGB (0–1)0.6863, 0.0784, 0.1294

RGB percentages68.6%, 7.8%, 12.9%

HSLhsl(355, 79.5%, 38.2%)

HSV / HSBhsv(355, 88.6%, 68.6%)

CMYK0%, 88.6%, 81.1%, 31.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,473,953

CSS custom property--colour: #AF1421;

Brightness & contrast

Relative luminance0.09724WCAG 2.x, 0 is black and 1 is white

Perceived brightness97.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.13:1

Contrast with white7.13:1WCAG normal text: AAA

Contrast with black2.94:1WCAG normal text: Fail

Greyscale equivalent#363636

Inverted#50EBDE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4B431Fno red cones; affects about 1% of men; ΔE 62.5 from the original

Deuteranopia#6F6319no green cones; the most common form, about 1% of men; ΔE 62.7 from the original

Tritanopia#C1001Cno blue cones; rare, and affects men and women equally; ΔE 10.3 from the original

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

Contrast with white, large text7.13:1WCAG large text: AAA

Contrast with black, large text2.94:1WCAG large text: Fail

Named colours

Firebrick · ΔE 3.3 Brown · ΔE 10.3 Dark red · ΔE 12.8 Maroon · ΔE 15.7 Crimson · ΔE 16.1 Indian red · ΔE 25.3

Nearest named CSS colourFirebrick (#B22222)ΔE 3.27, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#14AFA2

Analogous#AF146E, #AF5414

Triadic#21AF14, #1421AF

Split complementary#14AF54, #146EAF

Tetradic#6FAF14, #14AFA2, #5514AF

Tints, shades & saturation

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

Lighter +40%#F49BA3

Lighter +30%#EE6E78

Lighter +20%#E9404E

Lighter +10%#DD192A

Darker −10%#810F18

Darker −20%#530A10

Darker −30%#260407

Darker −40%#000000

More saturated +25%#C30010

Less saturated −25%#972C35

Channel breakdown

R175

G20

B33

Red175 (68.6%)

Green20 (7.8%)

Blue33 (12.9%)

Hue354.97°

Saturation (HSL)79.49%

Lightness38.24%

Dominant channelRed

Hex per channelR AF · G 14 · B 21

Keep nerding

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

#AF1421

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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