Colour

#B3541C

#B3541C
Orange
Dark
Nearest: Chocolate

#B3541C is a orange with RGB values 179, 84, 28 and HSL 22°, 73%, 41%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#B3541C#B3541C

HEX#B3541C

RGBrgb(179, 84, 28)

RGB (0–1)0.702, 0.3294, 0.1098

RGB percentages70.2%, 32.9%, 11%

HSLhsl(22.3, 72.9%, 40.6%)

HSV / HSBhsv(22.3, 84.4%, 70.2%)

CMYK0%, 53.1%, 84.4%, 29.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,752,476

CSS custom property--colour: #B3541C;

Brightness & contrast

Relative luminance0.16008WCAG 2.x, 0 is black and 1 is white

Perceived brightness117.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5:1

Contrast with white5:1WCAG normal text: AA

Contrast with black4.2:1WCAG normal text: Fail

Greyscale equivalent#646464

Inverted#4CABE3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6F6212no red cones; affects about 1% of men; ΔE 39.8 from the original

Deuteranopia#867819no green cones; the most common form, about 1% of men; ΔE 40.6 from the original

Tritanopia#C53E49no blue cones; rare, and affects men and women equally; ΔE 30.1 from the original

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

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

Contrast with black, large text4.2:1WCAG large text: AA

Named colours

Chocolate · ΔE 12.7 Sienna · ΔE 14.1 Saddle brown · ΔE 14.8 Peru · ΔE 20.3 Coral · ΔE 22.6 Firebrick · ΔE 24.3

Nearest named CSS colourChocolate (#D2691E)ΔE 12.67, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1C7BB3

Analogous#B31C2F, #B39F1C

Triadic#1CB354, #541CB3

Split complementary#1CB3A0, #1C2FB3

Tetradic#30B31C, #1C7BB3, #A01CB3

Tints, shades & saturation

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

Lighter +40%#F2C4A9

Lighter +30%#EBA67D

Lighter +20%#E48851

Lighter +10%#DD6925

Darker −10%#873F15

Darker −20%#5B2B0E

Darker −30%#2F1607

Darker −40%#030100

More saturated +25%#CD4D02

Less saturated −25%#995B36

Channel breakdown

R179

G84

B28

Red179 (70.2%)

Green84 (32.9%)

Blue28 (11%)

Hue22.25°

Saturation (HSL)72.95%

Lightness40.59%

Dominant channelRed

Hex per channelR B3 · G 54 · B 1C

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B3541C (chemical formula)

Formula
38,290.221 g/mol
3542 atoms

B3541C has a molar mass of 38,290.221 g/mol, made up of 3542 atoms across 2 elements: 3541 × B, 1 × C.

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Molar mass

Molar mass38,290.221 g/mol

Total atoms per molecule3542

Distinct elements2

Mass of one molecule6.3582408 × 10^-20 g

Molecules per gram1.5727621 × 10^19

Composition by mass

B100%

C0%

Boron (B × 3541)38,278.21 g/mol, 99.969%

Carbon (C)12.011 g/mol, 0.031%

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