Recognised as Colour

#B54507

#B54507
Orange
Dark
Nearest: Chocolate

#B54507 is a orange with RGB values 181, 69, 7 and HSL 21°, 93%, 37%. It is a dark colour, so white text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#B54507#B54507

HEX#B54507

RGBrgb(181, 69, 7)

RGB (0–1)0.7098, 0.2706, 0.0275

RGB percentages71%, 27.1%, 2.7%

HSLhsl(21.4, 92.6%, 36.9%)

HSV / HSBhsv(21.4, 96.1%, 71%)

CMYK0%, 61.9%, 96.1%, 29%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,879,687

CSS custom property--colour: #B54507;

Brightness & contrast

Relative luminance0.14095WCAG 2.x, 0 is black and 1 is white

Perceived brightness112.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.5:1

Contrast with white5.5:1WCAG normal text: AA

Contrast with black3.82:1WCAG normal text: Fail

Greyscale equivalent#585858

Inverted#4ABAF8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#665900no red cones; affects about 1% of men; ΔE 47.7 from the original

Deuteranopia#817200no green cones; the most common form, about 1% of men; ΔE 48 from the original

Tritanopia#C8263Bno blue cones; rare, and affects men and women equally; ΔE 30 from the original

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

Contrast with white, large text5.5:1WCAG large text: AAA

Contrast with black, large text3.82:1WCAG large text: AA

Named colours

Chocolate · ΔE 13.6 Firebrick · ΔE 20.7 Dark red · ΔE 21.6 Saddle brown · ΔE 21.7 Sienna · ΔE 22.3 Coral · ΔE 23.7

Nearest named CSS colourChocolate (#D2691E)ΔE 13.6, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0777B5

Analogous#B50720, #B59C07

Triadic#07B545, #4507B5

Split complementary#07B59C, #0720B5

Tetradic#20B507, #0777B5, #9C07B5

Tints, shades & saturation

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

Lighter +40%#FBB48D

Lighter +30%#F9945C

Lighter +20%#F7742B

Lighter +10%#E65809

Darker −10%#843205

Darker −20%#532003

Darker −30%#220D01

Darker −40%#000000

More saturated +25%#BC4300

Less saturated −25%#9E4C1F

Channel breakdown

R181

G69

Red181 (71%)

Green69 (27.1%)

Blue7 (2.7%)

Hue21.38°

Saturation (HSL)92.55%

Lightness36.86%

Dominant channelRed

Hex per channelR B5 · G 45 · B 07

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B54507 (chemical formula)

Formula
589,220.67 g/mol
54507 atoms

B54507 has a molar mass of 589,220.67 g/mol, made up of 54507 atoms across 1 element: 54507 × B.

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Molar mass

Molar mass589,220.67 g/mol

Total atoms per molecule54507

Distinct elements1

Mass of one molecule9.7842394 × 10^-19 g

Molecules per gram1.0220519 × 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 × 54507)589,220.67 g/mol, 100%

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Elements in this formula

Boron

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