Colour

#E00003

#E00003
Red
Dark
Nearest: Red

#E00003 is a red with RGB values 224, 0, 3 and HSL 359°, 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 Red.

Colour values

#E00003#E00003

HEX#E00003

RGBrgb(224, 0, 3)

RGB (0–1)0.8784, 0, 0.0118

RGB percentages87.8%, 0%, 1.2%

HSLhsl(359.2, 100%, 43.9%)

HSV / HSBhsv(359.2, 100%, 87.8%)

CMYK0%, 100%, 98.7%, 12.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,680,067

CSS custom property--colour: #E00003;

Brightness & contrast

Relative luminance0.15854WCAG 2.x, 0 is black and 1 is white

Perceived brightness122.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.04:1

Contrast with white5.04:1WCAG normal text: AA

Contrast with black4.17:1WCAG normal text: Fail

Greyscale equivalent#303030

Inverted#1FFFFC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5F5300no red cones; affects about 1% of men; ΔE 78.8 from the original

Deuteranopia#8F7E00no green cones; the most common form, about 1% of men; ΔE 77.7 from the original

Tritanopia#F8000Cno blue cones; rare, and affects men and women equally; ΔE 8.2 from the original

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

Contrast with white, large text5.04:1WCAG large text: AAA

Contrast with black, large text4.17:1WCAG large text: AA

Named colours

Red · ΔE 12.2 Orange red · ΔE 14.8 Tomato · ΔE 25.3 Crimson · ΔE 26.5 Firebrick · ΔE 29 Dark red · ΔE 34.2

Nearest named CSS colourRed (#FF0000)ΔE 12.19, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00E0DD

Analogous#E00073, #E06D00

Triadic#03E000, #0003E0

Split complementary#00E06D, #0073E0

Tetradic#73E000, #00E0DD, #6D00E0

Tints, shades & saturation

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

Lighter +40%#FFADAE

Lighter +30%#FF7A7C

Lighter +20%#FF4749

Lighter +10%#FF1417

Darker −10%#AD0002

Darker −20%#7A0002

Darker −30%#470001

Darker −40%#140000

More saturated +25%#E00003

Less saturated −25%#C41C1E

Channel breakdown

R224

Red224 (87.8%)

Green0 (0%)

Blue3 (1.2%)

Hue359.2°

Saturation (HSL)100%

Lightness43.92%

Dominant channelRed

Hex per channelR E0 · G 00 · B 03

Keep nerding

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#E00003

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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