Recognised as Colour

#BA541B

#BA541B
Orange
Dark
Nearest: Chocolate

#BA541B is a orange with RGB values 186, 84, 27 and HSL 22°, 75%, 42%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#BA541B#BA541B

HEX#BA541B

RGBrgb(186, 84, 27)

RGB (0–1)0.7294, 0.3294, 0.1059

RGB percentages72.9%, 32.9%, 10.6%

HSLhsl(21.5, 74.6%, 41.8%)

HSV / HSBhsv(21.5, 85.5%, 72.9%)

CMYK0%, 54.8%, 85.5%, 27.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,211,227

CSS custom property--colour: #BA541B;

Brightness & contrast

Relative luminance0.16859WCAG 2.x, 0 is black and 1 is white

Perceived brightness120.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.8:1

Contrast with white4.8:1WCAG normal text: AA

Contrast with black4.37:1WCAG normal text: Fail

Greyscale equivalent#666666

Inverted#45ABE4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#716410no red cones; affects about 1% of men; ΔE 42.9 from the original

Deuteranopia#8A7B17no green cones; the most common form, about 1% of men; ΔE 43.3 from the original

Tritanopia#CD3C49no blue cones; rare, and affects men and women equally; ΔE 30.4 from the original

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

Contrast with white, large text4.8:1WCAG large text: AAA

Contrast with black, large text4.37:1WCAG large text: AA

Named colours

Chocolate · ΔE 10.6 Sienna · ΔE 17.2 Saddle brown · ΔE 18.1 Coral · ΔE 20.7 Peru · ΔE 21.7 Firebrick · ΔE 23.3

Nearest named CSS colourChocolate (#D2691E)ΔE 10.59, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1B81BA

Analogous#BA1B32, #BAA31B

Triadic#1BBA54, #541BBA

Split complementary#1BBAA4, #1B31BA

Tetradic#31BA1B, #1B81BA, #A41BBA

Tints, shades & saturation

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

Lighter +40%#F3C7AE

Lighter +30%#EDA881

Lighter +20%#E68955

Lighter +10%#E06A28

Darker −10%#8D4015

Darker −20%#612C0E

Darker −30%#341808

Darker −40%#080401

More saturated +25%#D54C00

Less saturated −25%#9F5C36

Channel breakdown

R186

G84

B27

Red186 (72.9%)

Green84 (32.9%)

Blue27 (10.6%)

Hue21.51°

Saturation (HSL)74.65%

Lightness41.76%

Dominant channelRed

Hex per channelR BA · G 54 · B 1B

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Ba541B (chemical formula)

Formula
74,306.34 g/mol
542 atoms

Ba541B has a molar mass of 74,306.34 g/mol, made up of 542 atoms across 2 elements: 541 × Ba, 1 × B.

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Molar mass

Molar mass74,306.34 g/mol

Total atoms per molecule542

Distinct elements2

Mass of one molecule1.2338858 × 10^-19 g

Molecules per gram8.1044777 × 10^18

Name

NameNot in the name tablea name cannot be worked out from a formula alone: isomers share formulas, and naming depends on bonding the formula does not show

Composition by mass

Ba100%

B0%

Barium (Ba × 541)74,295.53 g/mol, 99.985%

Boron (B)10.81 g/mol, 0.015%

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