Colour

#22170A

#22170A
Orange
Dark
Nearest: Black

#22170A is a orange with RGB values 34, 23, 10 and HSL 33°, 55%, 9%. It is a dark colour, so white text on it reaches 17.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#22170A#22170A

HEX#22170A

RGBrgb(34, 23, 10)

RGB (0–1)0.1333, 0.0902, 0.0392

RGB percentages13.3%, 9%, 3.9%

HSLhsl(32.5, 54.5%, 8.6%)

HSV / HSBhsv(32.5, 70.6%, 13.3%)

CMYK0%, 32.4%, 70.6%, 86.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,234,122

CSS custom property--colour: #22170A;

Brightness & contrast

Relative luminance0.00975WCAG 2.x, 0 is black and 1 is white

Perceived brightness25.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.57:1

Contrast with white17.57:1WCAG normal text: AAA

Contrast with black1.19:1WCAG normal text: Fail

Greyscale equivalent#181818

Inverted#DDE8F5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1B1809no red cones; affects about 1% of men; ΔE 4.9 from the original

Deuteranopia#1D1A0Ano green cones; the most common form, about 1% of men; ΔE 5.1 from the original

Tritanopia#251414no blue cones; rare, and affects men and women equally; ΔE 7.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.57:1WCAG large text: AAA

Contrast with black, large text1.19:1WCAG large text: Fail

Named colours

Black · ΔE 13.1 Dark slate grey · ΔE 30 Dim grey · ΔE 36.9 Dark olivegreen · ΔE 45.6 Gray · ΔE 45.9 Slate grey · ΔE 48.6

Nearest named CSS colourBlack (#000000)ΔE 13.13, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0A1522

Analogous#220B0A, #21220A

Triadic#0A2217, #170A22

Split complementary#0A2122, #0B0A22

Tetradic#0A220B, #0A1522, #220A21

Tints, shades & saturation

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

Lighter +40%#C08238

Lighter +30%#98672D

Lighter +20%#714C21

Lighter +10%#493216

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#281704

Less saturated −25%#1C1710

Channel breakdown

R34

G23

B10

Red34 (13.3%)

Green23 (9%)

Blue10 (3.9%)

Hue32.5°

Saturation (HSL)54.55%

Lightness8.63%

Dominant channelRed

Hex per channelR 22 · G 17 · B 0A

Keep nerding

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#22170A

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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