Colour

#CE0000

#CE0000
Red
Dark
Nearest: Red

#CE0000 is a red with RGB values 206, 0, 0 and HSL 0°, 100%, 40%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#CE0000#CE0000

HEX#CE0000

RGBrgb(206, 0, 0)

RGB (0–1)0.8078, 0, 0

RGB percentages80.8%, 0%, 0%

HSLhsl(0, 100%, 40.4%)

HSV / HSBhsv(0, 100%, 80.8%)

CMYK0%, 100%, 100%, 19.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,500,416

CSS custom property--colour: #CE0000;

Brightness & contrast

Relative luminance0.13122WCAG 2.x, 0 is black and 1 is white

Perceived brightness112.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.79:1

Contrast with white5.79:1WCAG normal text: AA

Contrast with black3.62:1WCAG normal text: Fail

Greyscale equivalent#2C2C2C

Inverted#31FFFF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#564B00no red cones; affects about 1% of men; ΔE 74.2 from the original

Deuteranopia#837300no green cones; the most common form, about 1% of men; ΔE 72.8 from the original

Tritanopia#E4000Ano blue cones; rare, and affects men and women equally; ΔE 7.4 from the original

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

Contrast with white, large text5.79:1WCAG large text: AAA

Contrast with black, large text3.62:1WCAG large text: AA

Named colours

Red · ΔE 18.6 Orange red · ΔE 18.8 Firebrick · ΔE 23.4 Crimson · ΔE 24.1 Tomato · ΔE 24.4 Dark red · ΔE 27.8

Nearest named CSS colourRed (#FF0000)ΔE 18.63, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00CECE

Analogous#CE0067, #CE6700

Triadic#00CE00, #0000CE

Split complementary#00CE67, #0067CE

Tetradic#67CE00, #00CECE, #6700CE

Tints, shades & saturation

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

Lighter +40%#FF9B9B

Lighter +30%#FF6868

Lighter +20%#FF3535

Lighter +10%#FF0202

Darker −10%#9B0000

Darker −20%#680000

Darker −30%#350000

Darker −40%#020000

More saturated +25%#CE0000

Less saturated −25%#B41A1A

Channel breakdown

R206

Red206 (80.8%)

Green0 (0%)

Blue0 (0%)

Hue0°

Saturation (HSL)100%

Lightness40.39%

Dominant channelRed

Hex per channelR CE · G 00 · B 00

Keep nerding

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#CE0000

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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