Colour

#E90011

#E90011
Red
Dark
Nearest: Red

#E90011 is a red with RGB values 233, 0, 17 and HSL 356°, 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 Red.

Colour values

#E90011#E90011

HEX#E90011

RGBrgb(233, 0, 17)

RGB (0–1)0.9137, 0, 0.0667

RGB percentages91.4%, 0%, 6.7%

HSLhsl(355.6, 100%, 45.7%)

HSV / HSBhsv(355.6, 100%, 91.4%)

CMYK0%, 100%, 92.7%, 8.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,269,905

CSS custom property--colour: #E90011;

Brightness & contrast

Relative luminance0.17364WCAG 2.x, 0 is black and 1 is white

Perceived brightness127.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.7:1

Contrast with white4.7:1WCAG normal text: AA

Contrast with black4.47:1WCAG normal text: Fail

Greyscale equivalent#333333

Inverted#16FFEE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#625609no red cones; affects about 1% of men; ΔE 81 from the original

Deuteranopia#948300no green cones; the most common form, about 1% of men; ΔE 80.4 from the original

Tritanopia#FF0011no blue cones; rare, and affects men and women equally; ΔE 8.6 from the original

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

Contrast with white, large text4.7:1WCAG large text: AAA

Contrast with black, large text4.47:1WCAG large text: AA

Named colours

Red · ΔE 11.6 Orange red · ΔE 15.9 Tomato · ΔE 24.6 Crimson · ΔE 24.7 Firebrick · ΔE 29.4 Dark red · ΔE 35.7

Nearest named CSS colourRed (#FF0000)ΔE 11.56, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00E9D8

Analogous#E90085, #E96300

Triadic#11E900, #0011E9

Split complementary#00E964, #0085E9

Tetradic#86E900, #00E9D8, #6400E9

Tints, shades & saturation

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

Lighter +40%#FFB6BB

Lighter +30%#FF838C

Lighter +20%#FF505D

Lighter +10%#FF1D2D

Darker −10%#B6000D

Darker −20%#83000A

Darker −30%#500006

Darker −40%#1D0002

More saturated +25%#E90011

Less saturated −25%#CC1D2A

Channel breakdown

R233

B17

Red233 (91.4%)

Green0 (0%)

Blue17 (6.7%)

Hue355.62°

Saturation (HSL)100%

Lightness45.69%

Dominant channelRed

Hex per channelR E9 · G 00 · B 11

Keep nerding

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

#E90011

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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