Recognised as Colour

#B18775

#B18775
Orange
Dark
Nearest: Rosy brown

#B18775 is a orange with RGB values 177, 135, 117 and HSL 18°, 28%, 58%. It is a dark colour, so black text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Rosy brown.

Colour values

#B18775#B18775

HEX#B18775

RGBrgb(177, 135, 117)

RGB (0–1)0.6941, 0.5294, 0.4588

RGB percentages69.4%, 52.9%, 45.9%

HSLhsl(18, 27.8%, 57.6%)

HSV / HSBhsv(18, 33.9%, 69.4%)

CMYK0%, 23.7%, 33.9%, 30.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,634,549

CSS custom property--colour: #B18775;

Brightness & contrast

Relative luminance0.27959WCAG 2.x, 0 is black and 1 is white

Perceived brightness147.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.59:1

Contrast with white3.19:1WCAG normal text: Fail

Contrast with black6.59:1WCAG normal text: AA

Greyscale equivalent#8F8F8F

Inverted#4E788A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#928B74no red cones; affects about 1% of men; ΔE 15.2 from the original

Deuteranopia#9B9475no green cones; the most common form, about 1% of men; ΔE 16.2 from the original

Tritanopia#BC8082no blue cones; rare, and affects men and women equally; ΔE 12.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.19:1WCAG large text: AA

Contrast with black, large text6.59:1WCAG large text: AAA

Named colours

Rosy brown · ΔE 10.6 Tan · ΔE 19.3 Dark salmon · ΔE 21.3 Gray · ΔE 21.8 Dark grey · ΔE 22.9 Burlywood · ΔE 23.2

Nearest named CSS colourRosy brown (#BC8F8F)ΔE 10.61, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#759FB1

Analogous#B17581, #B1A575

Triadic#75B187, #8775B1

Split complementary#75B1A5, #7581B1

Tetradic#81B175, #759FB1, #A575B1

Tints, shades & saturation

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

Lighter +40%#FBF8F7

Lighter +30%#E8DCD7

Lighter +20%#D6C0B6

Lighter +10%#C3A396

Darker −10%#9B6C58

Darker −20%#7B5545

Darker −30%#5A3F33

Darker −40%#392820

More saturated +25%#CC7C5A

Less saturated −25%#969290

Channel breakdown

R177

G135

B117

Red177 (69.4%)

Green135 (52.9%)

Blue117 (45.9%)

Hue18°

Saturation (HSL)27.78%

Lightness57.65%

Dominant channelRed

Hex per channelR B1 · G 87 · B 75

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B18775 (chemical formula)

Formula
202,957.75 g/mol
18775 atoms

B18775 has a molar mass of 202,957.75 g/mol, made up of 18775 atoms across 1 element: 18775 × B.

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Molar mass

Molar mass202,957.75 g/mol

Total atoms per molecule18775

Distinct elements1

Mass of one molecule3.3701927 × 10^-19 g

Molecules per gram2.9671894 × 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 × 18775)202,957.75 g/mol, 100%

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Elements in this formula

Boron

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