Recognised as Colour

#E80028

#E80028
Red
Dark
Nearest: Crimson

#E80028 is a red with RGB values 232, 0, 40 and HSL 350°, 100%, 45%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#E80028#E80028

HEX#E80028

RGBrgb(232, 0, 40)

RGB (0–1)0.9098, 0, 0.1569

RGB percentages91%, 0%, 15.7%

HSLhsl(349.7, 100%, 45.5%)

HSV / HSBhsv(349.7, 100%, 91%)

CMYK0%, 100%, 82.8%, 9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,204,392

CSS custom property--colour: #E80028;

Brightness & contrast

Relative luminance0.17309WCAG 2.x, 0 is black and 1 is white

Perceived brightness127.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.71:1

Contrast with white4.71:1WCAG normal text: AA

Contrast with black4.46:1WCAG normal text: Fail

Greyscale equivalent#343434

Inverted#17FFD7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#615726no red cones; affects about 1% of men; ΔE 80.9 from the original

Deuteranopia#93831Bno green cones; the most common form, about 1% of men; ΔE 80.6 from the original

Tritanopia#FF001Ano 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 text4.71:1WCAG large text: AAA

Contrast with black, large text4.46:1WCAG large text: AA

Named colours

Crimson · ΔE 14.5 Red · ΔE 20.9 Tomato · ΔE 21.9 Firebrick · ΔE 23.5 Orange red · ΔE 24.4 Dark red · ΔE 32.3

Nearest named CSS colourCrimson (#DC143C)ΔE 14.53, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00E8C0

Analogous#E8009C, #E84C00

Triadic#28E800, #0028E8

Split complementary#00E84C, #009CE8

Tetradic#9CE800, #00E8C0, #4C00E8

Tints, shades & saturation

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

Lighter +40%#FFB5C2

Lighter +30%#FF8298

Lighter +20%#FF4F6D

Lighter +10%#FF1C43

Darker −10%#B5001F

Darker −20%#820016

Darker −30%#4F000E

Darker −40%#1C0005

More saturated +25%#E80028

Less saturated −25%#CB1D3B

Channel breakdown

R232

B40

Red232 (91%)

Green0 (0%)

Blue40 (15.7%)

Hue349.66°

Saturation (HSL)100%

Lightness45.49%

Dominant channelRed

Hex per channelR E8 · G 00 · B 28

Keep nerding

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

#E80028

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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