Colour

#E54F51

#E54F51
Red
Dark
Nearest: Crimson

#E54F51 is a red with RGB values 229, 79, 81 and HSL 359°, 74%, 60%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#E54F51#E54F51

HEX#E54F51

RGBrgb(229, 79, 81)

RGB (0–1)0.898, 0.3098, 0.3176

RGB percentages89.8%, 31%, 31.8%

HSLhsl(359.2, 74.3%, 60.4%)

HSV / HSBhsv(359.2, 65.5%, 89.8%)

CMYK0%, 65.5%, 64.6%, 10.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,028,049

CSS custom property--colour: #E54F51;

Brightness & contrast

Relative luminance0.22844WCAG 2.x, 0 is black and 1 is white

Perceived brightness141.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.57:1

Contrast with white3.77:1WCAG normal text: Fail

Contrast with black5.57:1WCAG normal text: AA

Greyscale equivalent#6F6F6F

Inverted#1AB0AE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#776F50no red cones; affects about 1% of men; ΔE 62 from the original

Deuteranopia#9D8F4Dno green cones; the most common form, about 1% of men; ΔE 62.4 from the original

Tritanopia#FB2A51no blue cones; rare, and affects men and women equally; ΔE 17.8 from the original

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

Contrast with white, large text3.77:1WCAG large text: AA

Contrast with black, large text5.57:1WCAG large text: AAA

Named colours

Crimson · ΔE 15.2 Indian red · ΔE 16.2 Tomato · ΔE 16.8 Firebrick · ΔE 17.2 Salmon · ΔE 18 Brown · ΔE 19.3

Nearest named CSS colourCrimson (#DC143C)ΔE 15.25, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4FE5E3

Analogous#E54F9C, #E5984F

Triadic#51E54F, #4F51E5

Split complementary#4FE598, #4F9CE5

Tetradic#9CE54F, #4FE5E3, #984FE5

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#F9D4D5

Lighter +20%#F2A8A9

Lighter +10%#EC7B7D

Darker −10%#DE2325

Darker −20%#B31B1D

Darker −30%#871415

Darker −40%#5B0D0E

More saturated +25%#FE3638

Less saturated −25%#CC686A

Channel breakdown

R229

G79

B81

Red229 (89.8%)

Green79 (31%)

Blue81 (31.8%)

Hue359.2°

Saturation (HSL)74.26%

Lightness60.39%

Dominant channelRed

Hex per channelR E5 · G 4F · B 51

Keep nerding

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

#E54F51

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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