Colour

#22020D

#22020D
Red
Dark
Nearest: Black

#22020D is a red with RGB values 34, 2, 13 and HSL 339°, 89%, 7%. It is a dark colour, so white text on it reaches 19.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#22020D#22020D

HEX#22020D

RGBrgb(34, 2, 13)

RGB (0–1)0.1333, 0.0078, 0.051

RGB percentages13.3%, 0.8%, 5.1%

HSLhsl(339.4, 88.9%, 7.1%)

HSV / HSBhsv(339.4, 94.1%, 13.3%)

CMYK0%, 94.1%, 61.8%, 86.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,228,749

CSS custom property--colour: #22020D;

Brightness & contrast

Relative luminance0.00413WCAG 2.x, 0 is black and 1 is white

Perceived brightness19.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 19.4:1

Contrast with white19.4:1WCAG normal text: AAA

Contrast with black1.08:1WCAG normal text: Fail

Greyscale equivalent#0A0A0A

Inverted#DDFDF2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#07090Dno red cones; affects about 1% of men; ΔE 15 from the original

Deuteranopia#11100Cno green cones; the most common form, about 1% of men; ΔE 15.3 from the original

Tritanopia#260006no blue cones; rare, and affects men and women equally; ΔE 4.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text19.4:1WCAG large text: AAA

Contrast with black, large text1.08:1WCAG large text: Fail

Named colours

Black · ΔE 15.3 Dark slate grey · ΔE 38.5 Dim grey · ΔE 43.3 Dark slateblue · ΔE 51.6 Gray · ΔE 52 Slate grey · ΔE 53.1

Nearest named CSS colourBlack (#000000)ΔE 15.29, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#022217

Analogous#22021D, #220702

Triadic#0D2202, #020D22

Split complementary#022207, #021D22

Tetradic#1D2202, #022217, #070222

Tints, shades & saturation

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

Lighter +40%#E30D57

Lighter +30%#B30A44

Lighter +20%#820832

Lighter +10%#52051F

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#24000C

Less saturated −25%#1E060E

Channel breakdown

R34

B13

Red34 (13.3%)

Green2 (0.8%)

Blue13 (5.1%)

Hue339.38°

Saturation (HSL)88.89%

Lightness7.06%

Dominant channelRed

Hex per channelR 22 · G 02 · B 0D

Keep nerding

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#22020D

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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