Colour

#E12B31

#E12B31
Red
Dark
Nearest: Crimson

#E12B31 is a red with RGB values 225, 43, 49 and HSL 358°, 75%, 53%. It is a dark colour, so black text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#E12B31#E12B31

HEX#E12B31

RGBrgb(225, 43, 49)

RGB (0–1)0.8824, 0.1686, 0.1922

RGB percentages88.2%, 16.9%, 19.2%

HSLhsl(358, 75.2%, 52.5%)

HSV / HSBhsv(358, 80.9%, 88.2%)

CMYK0%, 80.9%, 78.2%, 11.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,756,657

CSS custom property--colour: #E12B31;

Brightness & contrast

Relative luminance0.17957WCAG 2.x, 0 is black and 1 is white

Perceived brightness128.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.59:1

Contrast with white4.57:1WCAG normal text: AA

Contrast with black4.59:1WCAG normal text: AA

Greyscale equivalent#525252

Inverted#1ED4CE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#665D2Fno red cones; affects about 1% of men; ΔE 73 from the original

Deuteranopia#938329no green cones; the most common form, about 1% of men; ΔE 72.3 from the original

Tritanopia#F80030no blue cones; rare, and affects men and women equally; ΔE 12.8 from the original

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

Contrast with white, large text4.57:1WCAG large text: AAA

Contrast with black, large text4.59:1WCAG large text: AAA

Named colours

Crimson · ΔE 10.2 Firebrick · ΔE 16.3 Tomato · ΔE 16.3 Brown · ΔE 24.7 Dark red · ΔE 27 Orange red · ΔE 27.3

Nearest named CSS colourCrimson (#DC143C)ΔE 10.2, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2BE1DB

Analogous#E12B8C, #E1802B

Triadic#31E12B, #2B31E1

Split complementary#2BE180, #2B8CE1

Tetradic#8CE12B, #2BE1DB, #802BE1

Tints, shades & saturation

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

Lighter +40%#FADEDF

Lighter +30%#F4B1B3

Lighter +20%#EE8488

Lighter +10%#E7585C

Darker −10%#BE1B20

Darker −20%#911519

Darker −30%#650E11

Darker −40%#38080A

More saturated +25%#FF0D15

Less saturated −25%#C3494D

Channel breakdown

R225

G43

B49

Red225 (88.2%)

Green43 (16.9%)

Blue49 (19.2%)

Hue358.02°

Saturation (HSL)75.21%

Lightness52.55%

Dominant channelRed

Hex per channelR E1 · G 2B · B 31

Keep nerding

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

#E12B31

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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