Colour

#FC0040

#FC0040
Red
Dark
Nearest: Crimson

#FC0040 is a red with RGB values 252, 0, 64 and HSL 345°, 100%, 49%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FC0040#FC0040

HEX#FC0040

RGBrgb(252, 0, 64)

RGB (0–1)0.9882, 0, 0.251

RGB percentages98.8%, 0%, 25.1%

HSLhsl(344.8, 100%, 49.4%)

HSV / HSBhsv(344.8, 100%, 98.8%)

CMYK0%, 100%, 74.6%, 1.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,515,136

CSS custom property--colour: #FC0040;

Brightness & contrast

Relative luminance0.21066WCAG 2.x, 0 is black and 1 is white

Perceived brightness139.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.21:1

Contrast with white4.03:1WCAG normal text: Fail

Contrast with black5.21:1WCAG normal text: AA

Greyscale equivalent#3A3A3A

Inverted#03FFBF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#68603Fno red cones; affects about 1% of men; ΔE 85.9 from the original

Deuteranopia#9F8F37no green cones; the most common form, about 1% of men; ΔE 85.8 from the original

Tritanopia#FF0027no blue cones; rare, and affects men and women equally; ΔE 14.1 from the original

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

Contrast with white, large text4.03:1WCAG large text: AA

Contrast with black, large text5.21:1WCAG large text: AAA

Named colours

Crimson · ΔE 12.9 Tomato · ΔE 25.3 Red · ΔE 27.4 Firebrick · ΔE 28.3 Orange red · ΔE 32.1 Brown · ΔE 35.7

Nearest named CSS colourCrimson (#DC143C)ΔE 12.9, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00FCBC

Analogous#FC00BE, #FC3E00

Triadic#40FC00, #0040FC

Split complementary#00FC3E, #00BEFC

Tetradic#BEFC00, #00FCBC, #3E00FC

Tints, shades & saturation

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

Lighter +40%#FFC9D7

Lighter +30%#FF96B1

Lighter +20%#FF638B

Lighter +10%#FF3065

Darker −10%#C90033

Darker −20%#960026

Darker −30%#630019

Darker −40%#30000C

More saturated +25%#FC0040

Less saturated −25%#DD204F

Channel breakdown

R252

B64

Red252 (98.8%)

Green0 (0%)

Blue64 (25.1%)

Hue344.76°

Saturation (HSL)100%

Lightness49.41%

Dominant channelRed

Hex per channelR FC · G 00 · B 40

Keep nerding

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#FC0040

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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