Recognised as Colour

#B47F87

#B47F87
Red
Dark
Nearest: Rosy brown

#B47F87 is a red with RGB values 180, 127, 135 and HSL 351°, 26%, 60%. It is a dark colour, so black text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Rosy brown.

Colour values

#B47F87#B47F87

HEX#B47F87

RGBrgb(180, 127, 135)

RGB (0–1)0.7059, 0.498, 0.5294

RGB percentages70.6%, 49.8%, 52.9%

HSLhsl(350.9, 26.1%, 60.2%)

HSV / HSBhsv(350.9, 29.4%, 70.6%)

CMYK0%, 29.4%, 25%, 29.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,829,127

CSS custom property--colour: #B47F87;

Brightness & contrast

Relative luminance0.26631WCAG 2.x, 0 is black and 1 is white

Perceived brightness145.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.33:1

Contrast with white3.32:1WCAG normal text: Fail

Contrast with black6.33:1WCAG normal text: AA

Greyscale equivalent#8B8B8B

Inverted#4B8078

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#878787no red cones; affects about 1% of men; ΔE 22.2 from the original

Deuteranopia#949186no green cones; the most common form, about 1% of men; ΔE 22.8 from the original

Tritanopia#BE7B82no blue cones; rare, and affects men and women equally; ΔE 6.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.32:1WCAG large text: AA

Contrast with black, large text6.33:1WCAG large text: AAA

Named colours

Rosy brown · ΔE 7.3 Gray · ΔE 22.6 Light pink · ΔE 23.3 Pale violetred · ΔE 24.2 Dark grey · ΔE 24.5 Pink · ΔE 25.1

Nearest named CSS colourRosy brown (#BC8F8F)ΔE 7.34, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#7FB4AC

Analogous#B47FA2, #B4927F

Triadic#87B47F, #7F87B4

Split complementary#7FB492, #7FA2B4

Tetradic#A2B47F, #7FB4AC, #927FB4

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#EDDFE1

Lighter +20%#DABFC3

Lighter +10%#C79FA5

Darker −10%#A15F69

Darker −20%#814C54

Darker −30%#61393F

Darker −40%#41262A

More saturated +25%#CD6675

Less saturated −25%#9B9899

Channel breakdown

R180

G127

B135

Red180 (70.6%)

Green127 (49.8%)

Blue135 (52.9%)

Hue350.94°

Saturation (HSL)26.11%

Lightness60.2%

Dominant channelRed

Hex per channelR B4 · G 7F · B 87

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B47F87 (chemical formula)

Formula
2,160.896 g/mol
134 atoms

B47F87 has a molar mass of 2,160.896 g/mol, made up of 134 atoms across 2 elements: 47 × B, 87 × F.

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Molar mass

Molar mass2,160.896 g/mol

Total atoms per molecule134

Distinct elements2

Mass of one molecule3.5882522 × 10^-21 g

Molecules per gram2.7868721 × 10^20

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

B23.5%

F76.5%

Boron (B × 47)508.07 g/mol, 23.512%

Fluorine (F × 87)1,652.826 g/mol, 76.488%

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Elements in this formula

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