Colour

#E00022

#E00022
Red
Dark
Nearest: Crimson

#E00022 is a red with RGB values 224, 0, 34 and HSL 351°, 100%, 44%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#E00022#E00022

HEX#E00022

RGBrgb(224, 0, 34)

RGB (0–1)0.8784, 0, 0.1333

RGB percentages87.8%, 0%, 13.3%

HSLhsl(350.9, 100%, 43.9%)

HSV / HSBhsv(350.9, 100%, 87.8%)

CMYK0%, 100%, 84.8%, 12.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,680,098

CSS custom property--colour: #E00022;

Brightness & contrast

Relative luminance0.15963WCAG 2.x, 0 is black and 1 is white

Perceived brightness123 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.01:1

Contrast with white5.01:1WCAG normal text: AA

Contrast with black4.19:1WCAG normal text: Fail

Greyscale equivalent#323232

Inverted#1FFFDD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5D531Fno red cones; affects about 1% of men; ΔE 78.9 from the original

Deuteranopia#8E7E13no green cones; the most common form, about 1% of men; ΔE 78.3 from the original

Tritanopia#F70017no 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 text5.01:1WCAG large text: AAA

Contrast with black, large text4.19:1WCAG large text: AA

Named colours

Crimson · ΔE 14.9 Red · ΔE 21.1 Tomato · ΔE 21.6 Firebrick · ΔE 21.7 Orange red · ΔE 23.8 Dark red · ΔE 29.8

Nearest named CSS colourCrimson (#DC143C)ΔE 14.91, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00E0BE

Analogous#E00092, #E04E00

Triadic#22E000, #0022E0

Split complementary#00E04E, #0092E0

Tetradic#92E000, #00E0BE, #4E00E0

Tints, shades & saturation

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

Lighter +40%#FFADB9

Lighter +30%#FF7A8E

Lighter +20%#FF4763

Lighter +10%#FF1438

Darker −10%#AD001A

Darker −20%#7A0013

Darker −30%#47000B

Darker −40%#140003

More saturated +25%#E00022

Less saturated −25%#C41C36

Channel breakdown

R224

B34

Red224 (87.8%)

Green0 (0%)

Blue34 (13.3%)

Hue350.89°

Saturation (HSL)100%

Lightness43.92%

Dominant channelRed

Hex per channelR E0 · G 00 · B 22

Keep nerding

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

#E00022

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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