Recognised as Colour

#B78440

#B78440
Orange
Dark
Nearest: Peru

#B78440 is a orange with RGB values 183, 132, 64 and HSL 34°, 48%, 48%. It is a dark colour, so black text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Peru.

Colour values

#B78440#B78440

HEX#B78440

RGBrgb(183, 132, 64)

RGB (0–1)0.7176, 0.5176, 0.251

RGB percentages71.8%, 51.8%, 25.1%

HSLhsl(34.3, 48.2%, 48.4%)

HSV / HSBhsv(34.3, 65%, 71.8%)

CMYK0%, 27.9%, 65%, 28.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,026,944

CSS custom property--colour: #B78440;

Brightness & contrast

Relative luminance0.2694WCAG 2.x, 0 is black and 1 is white

Perceived brightness143.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.39:1

Contrast with white3.29:1WCAG normal text: Fail

Contrast with black6.39:1WCAG normal text: AA

Greyscale equivalent#8A8A8A

Inverted#487BBF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#968739no red cones; affects about 1% of men; ΔE 17 from the original

Deuteranopia#A29342no green cones; the most common form, about 1% of men; ΔE 17.5 from the original

Tritanopia#C67775no blue cones; rare, and affects men and women equally; ΔE 34.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.29:1WCAG large text: AA

Contrast with black, large text6.39:1WCAG large text: AAA

Named colours

Peru · ΔE 10.3 Sandy brown · ΔE 18.6 Dark goldenrod · ΔE 19.3 Burlywood · ΔE 23.3 Sienna · ΔE 23.9 Dark salmon · ΔE 24.8

Nearest named CSS colourPeru (#CD853F)ΔE 10.27, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4073B7

Analogous#B74840, #AFB740

Triadic#40B784, #8440B7

Split complementary#40AFB7, #4840B7

Tetradic#40B748, #4073B7, #B740AF

Tints, shades & saturation

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

Lighter +40%#F0E4D3

Lighter +30%#E2CCAE

Lighter +20%#D5B488

Lighter +10%#C89C62

Darker −10%#916933

Darker −20%#6B4D26

Darker −30%#463218

Darker −40%#20170B

More saturated +25%#D68821

Less saturated −25%#98805F

Channel breakdown

R183

G132

B64

Red183 (71.8%)

Green132 (51.8%)

Blue64 (25.1%)

Hue34.29°

Saturation (HSL)48.18%

Lightness48.43%

Dominant channelRed

Hex per channelR B7 · G 84 · B 40

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B78440 (chemical formula)

Formula
847,936.4 g/mol
78440 atoms

B78440 has a molar mass of 847,936.4 g/mol, made up of 78440 atoms across 1 element: 78440 × B.

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Molar mass

Molar mass847,936.4 g/mol

Total atoms per molecule78440

Distinct elements1

Mass of one molecule1.4080315 × 10^-18 g

Molecules per gram7.1021137 × 10^17

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 × 78440)847,936.4 g/mol, 100%

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Elements in this formula

Boron

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