Colour

#E44051

#E44051
Red
Dark
Nearest: Crimson

#E44051 is a red with RGB values 228, 64, 81 and HSL 354°, 75%, 57%. 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

#E44051#E44051

HEX#E44051

RGBrgb(228, 64, 81)

RGB (0–1)0.8941, 0.251, 0.3176

RGB percentages89.4%, 25.1%, 31.8%

HSLhsl(353.8, 75.2%, 57.3%)

HSV / HSBhsv(353.8, 71.9%, 89.4%)

CMYK0%, 71.9%, 64.5%, 10.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,958,673

CSS custom property--colour: #E44051;

Brightness & contrast

Relative luminance0.20755WCAG 2.x, 0 is black and 1 is white

Perceived brightness136.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.15:1

Contrast with white4.08:1WCAG normal text: Fail

Contrast with black5.15:1WCAG normal text: AA

Greyscale equivalent#646464

Inverted#1BBFAE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6E6850no red cones; affects about 1% of men; ΔE 67.3 from the original

Deuteranopia#978A4Cno green cones; the most common form, about 1% of men; ΔE 67.7 from the original

Tritanopia#FA0048no blue cones; rare, and affects men and women equally; ΔE 18 from the original

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

Contrast with white, large text4.08:1WCAG large text: AA

Contrast with black, large text5.15:1WCAG large text: AAA

Named colours

Crimson · ΔE 10.7 Firebrick · ΔE 18 Indian red · ΔE 19.6 Brown · ΔE 20.6 Tomato · ΔE 21.1 Salmon · ΔE 23.3

Nearest named CSS colourCrimson (#DC143C)ΔE 10.75, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#40E4D3

Analogous#E440A3, #E48140

Triadic#51E440, #4051E4

Split complementary#40E481, #40A3E4

Tetradic#A3E440, #40E4D3, #8140E4

Tints, shades & saturation

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

Lighter +40%#FDF3F4

Lighter +30%#F7C6CB

Lighter +20%#F199A2

Lighter +10%#EA6D7A

Darker −10%#D31E31

Darker −20%#A61826

Darker −30%#7A111C

Darker −40%#4D0B12

More saturated +25%#FF253C

Less saturated −25%#C95B67

Channel breakdown

R228

G64

B81

Red228 (89.4%)

Green64 (25.1%)

Blue81 (31.8%)

Hue353.78°

Saturation (HSL)75.23%

Lightness57.25%

Dominant channelRed

Hex per channelR E4 · G 40 · B 51

Keep nerding

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

#E44051

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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