Recognised as Colour

#B54200

#B54200
Orange
Dark
Nearest: Chocolate

#B54200 is a orange with RGB values 181, 66, 0 and HSL 22°, 100%, 35%. It is a dark colour, so white text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#B54200#B54200

HEX#B54200

RGBrgb(181, 66, 0)

RGB (0–1)0.7098, 0.2588, 0

RGB percentages71%, 25.9%, 0%

HSLhsl(21.9, 100%, 35.5%)

HSV / HSBhsv(21.9, 100%, 71%)

CMYK0%, 63.5%, 100%, 29%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,878,912

CSS custom property--colour: #B54200;

Brightness & contrast

Relative luminance0.1372WCAG 2.x, 0 is black and 1 is white

Perceived brightness111.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.61:1

Contrast with white5.61:1WCAG normal text: AA

Contrast with black3.74:1WCAG normal text: Fail

Greyscale equivalent#565656

Inverted#4ABDFF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#645700no red cones; affects about 1% of men; ΔE 49.3 from the original

Deuteranopia#807100no green cones; the most common form, about 1% of men; ΔE 49.2 from the original

Tritanopia#C82038no 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 text5.61:1WCAG large text: AAA

Contrast with black, large text3.74:1WCAG large text: AA

Named colours

Chocolate · ΔE 14.3 Firebrick · ΔE 21.2 Dark red · ΔE 21.7 Saddle brown · ΔE 23.5 Tomato · ΔE 24.3 Sienna · ΔE 24.4

Nearest named CSS colourChocolate (#D2691E)ΔE 14.34, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0073B5

Analogous#B50019, #B59C00

Triadic#00B542, #4200B5

Split complementary#00B59C, #0019B5

Tetradic#19B500, #0073B5, #9C00B5

Tints, shades & saturation

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

Lighter +40%#FFB082

Lighter +30%#FF8F4F

Lighter +20%#FF6F1C

Lighter +10%#E85500

Darker −10%#822F00

Darker −20%#4F1D00

Darker −30%#1C0A00

Darker −40%#000000

More saturated +25%#B54200

Less saturated −25%#9E4817

Channel breakdown

R181

G66

Red181 (71%)

Green66 (25.9%)

Blue0 (0%)

Hue21.88°

Saturation (HSL)100%

Lightness35.49%

Dominant channelRed

Hex per channelR B5 · G 42 · B 00

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B54200 (chemical formula)

Formula
585,902 g/mol
54200 atoms

B54200 has a molar mass of 585,902 g/mol, made up of 54200 atoms across 1 element: 54200 × B.

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Molar mass

Molar mass585,902 g/mol

Total atoms per molecule54200

Distinct elements1

Mass of one molecule9.7291316 × 10^-19 g

Molecules per gram1.027841 × 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

B100%

Boron (B × 54200)585,902 g/mol, 100%

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Elements in this formula

Boron

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