Colour

#37220C

#37220C
Orange
Dark
Nearest: Black

#37220C is a orange with RGB values 55, 34, 12 and HSL 31°, 64%, 13%. It is a dark colour, so white text on it reaches 15:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#37220C#37220C

HEX#37220C

RGBrgb(55, 34, 12)

RGB (0–1)0.2157, 0.1333, 0.0471

RGB percentages21.6%, 13.3%, 4.7%

HSLhsl(30.7, 64.2%, 13.1%)

HSV / HSBhsv(30.7, 78.2%, 21.6%)

CMYK0%, 38.2%, 78.2%, 78.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,613,196

CSS custom property--colour: #37220C;

Brightness & contrast

Relative luminance0.01983WCAG 2.x, 0 is black and 1 is white

Perceived brightness40 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.04:1

Contrast with white15.04:1WCAG normal text: AAA

Contrast with black1.4:1WCAG normal text: Fail

Greyscale equivalent#252525

Inverted#C8DDF3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#29240Ano red cones; affects about 1% of men; ΔE 9.4 from the original

Deuteranopia#2E280Cno green cones; the most common form, about 1% of men; ΔE 9.1 from the original

Tritanopia#3D1D1Dno blue cones; rare, and affects men and women equally; ΔE 13.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15.04:1WCAG large text: AAA

Contrast with black, large text1.4:1WCAG large text: Fail

Named colours

Black · ΔE 24.7 Dark slate grey · ΔE 32.9 Dim grey · ΔE 34.8 Saddle brown · ΔE 37.2 Dark olivegreen · ΔE 39.7 Sienna · ΔE 40

Nearest named CSS colourBlack (#000000)ΔE 24.67, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0C2137

Analogous#370D0C, #36370C

Triadic#0C3722, #220C37

Split complementary#0C3737, #0C0C37

Tetradic#0C370D, #0C2137, #370C36

Tints, shades & saturation

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

Lighter +40%#D4893B

Lighter +30%#B57027

Lighter +20%#8B561E

Lighter +10%#613C15

Darker −10%#0D0803

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#3F2204

Less saturated −25%#2F2214

Channel breakdown

R55

G34

B12

Red55 (21.6%)

Green34 (13.3%)

Blue12 (4.7%)

Hue30.7°

Saturation (HSL)64.18%

Lightness13.14%

Dominant channelRed

Hex per channelR 37 · G 22 · B 0C

Keep nerding

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#37220C

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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