Colour

#E9002F

#E9002F
Red
Dark
Nearest: Crimson

#E9002F is a red with RGB values 233, 0, 47 and HSL 348°, 100%, 46%. 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

#E9002F#E9002F

HEX#E9002F

RGBrgb(233, 0, 47)

RGB (0–1)0.9137, 0, 0.1843

RGB percentages91.4%, 0%, 18.4%

HSLhsl(347.9, 100%, 45.7%)

HSV / HSBhsv(347.9, 100%, 91.4%)

CMYK0%, 100%, 79.8%, 8.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,269,935

CSS custom property--colour: #E9002F;

Brightness & contrast

Relative luminance0.17529WCAG 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 backgroundWhitecontrast 4.66:1

Contrast with white4.66:1WCAG normal text: AA

Contrast with black4.51:1WCAG normal text: AA

Greyscale equivalent#353535

Inverted#16FFD0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#61572Dno red cones; affects about 1% of men; ΔE 80.7 from the original

Deuteranopia#938424no green cones; the most common form, about 1% of men; ΔE 81.3 from the original

Tritanopia#FF001Dno blue cones; rare, and affects men and women equally; ΔE 15.9 from the original

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

Contrast with white, large text4.66:1WCAG large text: AAA

Contrast with black, large text4.51:1WCAG large text: AAA

Named colours

Crimson · ΔE 11.5 Tomato · ΔE 22.2 Firebrick · ΔE 22.8 Red · ΔE 24.1 Orange red · ΔE 27.6 Brown · ΔE 31.2

Nearest named CSS colourCrimson (#DC143C)ΔE 11.48, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00E9BA

Analogous#E900A4, #E94600

Triadic#2FE900, #002FE9

Split complementary#00E946, #00A4E9

Tetradic#A3E900, #00E9BA, #4500E9

Tints, shades & saturation

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

Lighter +40%#FFB6C5

Lighter +30%#FF839C

Lighter +20%#FF5073

Lighter +10%#FF1D4B

Darker −10%#B60025

Darker −20%#83001A

Darker −30%#500010

Darker −40%#1D0006

More saturated +25%#E9002F

Less saturated −25%#CC1D40

Channel breakdown

R233

B47

Red233 (91.4%)

Green0 (0%)

Blue47 (18.4%)

Hue347.9°

Saturation (HSL)100%

Lightness45.69%

Dominant channelRed

Hex per channelR E9 · G 00 · B 2F

Keep nerding

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

#E9002F

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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