Recognised as Colour

#B15708

#B15708
Orange
Dark
Nearest: Chocolate

#B15708 is a orange with RGB values 177, 87, 8 and HSL 28°, 91%, 36%. 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

#B15708#B15708

HEX#B15708

RGBrgb(177, 87, 8)

RGB (0–1)0.6941, 0.3412, 0.0314

RGB percentages69.4%, 34.1%, 3.1%

HSLhsl(28, 91.4%, 36.3%)

HSV / HSBhsv(28, 95.5%, 69.4%)

CMYK0%, 50.8%, 95.5%, 30.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,622,152

CSS custom property--colour: #B15708;

Brightness & contrast

Relative luminance0.16181WCAG 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 4.96:1

Contrast with white4.96:1WCAG normal text: AA

Contrast with black4.24:1WCAG normal text: Fail

Greyscale equivalent#646464

Inverted#4EA8F7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#726300no red cones; affects about 1% of men; ΔE 36.8 from the original

Deuteranopia#877804no green cones; the most common form, about 1% of men; ΔE 37.9 from the original

Tritanopia#C3424Ano blue cones; rare, and affects men and women equally; ΔE 35.9 from the original

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

Contrast with white, large text4.96:1WCAG large text: AAA

Contrast with black, large text4.24:1WCAG large text: AA

Named colours

Chocolate · ΔE 10.1 Saddle brown · ΔE 17.7 Sienna · ΔE 19.3 Peru · ΔE 19.4 Coral · ΔE 24.8 Dark goldenrod · ΔE 27

Nearest named CSS colourChocolate (#D2691E)ΔE 10.13, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0862B1

Analogous#B1080D, #B1AC08

Triadic#08B157, #5708B1

Split complementary#08B1AB, #080EB1

Tetradic#0EB108, #0862B1, #AC08B1

Tints, shades & saturation

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

Lighter +40%#FABF8B

Lighter +30%#F8A45A

Lighter +20%#F5892A

Lighter +10%#E26F0A

Darker −10%#803F06

Darker −20%#4F2704

Darker −30%#1F0F01

Darker −40%#000000

More saturated +25%#B95600

Less saturated −25%#9A591F

Channel breakdown

R177

G87

Red177 (69.4%)

Green87 (34.1%)

Blue8 (3.1%)

Hue28.05°

Saturation (HSL)91.35%

Lightness36.27%

Dominant channelRed

Hex per channelR B1 · G 57 · B 08

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B15708 (chemical formula)

Formula
169,803.48 g/mol
15708 atoms

B15708 has a molar mass of 169,803.48 g/mol, made up of 15708 atoms across 1 element: 15708 × B.

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Molar mass

Molar mass169,803.48 g/mol

Total atoms per molecule15708

Distinct elements1

Mass of one molecule2.8196531 × 10^-19 g

Molecules per gram3.5465355 × 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 × 15708)169,803.48 g/mol, 100%

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Elements in this formula

Boron

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