Colour

#DD0008

#DD0008
Red
Dark
Nearest: Red

#DD0008 is a red with RGB values 221, 0, 8 and HSL 358°, 100%, 43%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#DD0008#DD0008

HEX#DD0008

RGBrgb(221, 0, 8)

RGB (0–1)0.8667, 0, 0.0314

RGB percentages86.7%, 0%, 3.1%

HSLhsl(357.8, 100%, 43.3%)

HSV / HSBhsv(357.8, 100%, 86.7%)

CMYK0%, 100%, 96.4%, 13.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,483,464

CSS custom property--colour: #DD0008;

Brightness & contrast

Relative luminance0.1539WCAG 2.x, 0 is black and 1 is white

Perceived brightness120.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.15:1

Contrast with white5.15:1WCAG normal text: AA

Contrast with black4.08:1WCAG normal text: Fail

Greyscale equivalent#303030

Inverted#22FFF7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5D5100no red cones; affects about 1% of men; ΔE 77.7 from the original

Deuteranopia#8D7C00no green cones; the most common form, about 1% of men; ΔE 76.8 from the original

Tritanopia#F4000Dno blue cones; rare, and affects men and women equally; ΔE 8.3 from the original

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

Contrast with white, large text5.15:1WCAG large text: AAA

Contrast with black, large text4.08:1WCAG large text: AA

Named colours

Red · ΔE 14.2 Orange red · ΔE 16.4 Tomato · ΔE 24.2 Crimson · ΔE 24.3 Firebrick · ΔE 26.8 Dark red · ΔE 32.3

Nearest named CSS colourRed (#FF0000)ΔE 14.23, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00DDD5

Analogous#DD0076, #DD6700

Triadic#08DD00, #0008DD

Split complementary#00DD67, #0076DD

Tetradic#76DD00, #00DDD5, #6700DD

Tints, shades & saturation

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

Lighter +40%#FFAAAD

Lighter +30%#FF777C

Lighter +20%#FF444B

Lighter +10%#FF111A

Darker −10%#AA0006

Darker −20%#770004

Darker −30%#440002

Darker −40%#110001

More saturated +25%#DD0008

Less saturated −25%#C11C22

Channel breakdown

R221

Red221 (86.7%)

Green0 (0%)

Blue8 (3.1%)

Hue357.83°

Saturation (HSL)100%

Lightness43.33%

Dominant channelRed

Hex per channelR DD · G 00 · B 08

Keep nerding

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#DD0008

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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