Recognised as Colour
#BF8B81
- #BF8B81
- Red
- Dark
- Nearest: Rosy brown
#BF8B81 is a red with RGB values 191, 139, 129 and HSL 10°, 33%, 63%. It is a dark colour, so black text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Rosy brown.
Colour values
#BF8B81#BF8B81
HEX#BF8B81
RGBrgb(191, 139, 129)
RGB (0–1)0.749, 0.5451, 0.5059
RGB percentages74.9%, 54.5%, 50.6%
HSLhsl(9.7, 32.6%, 62.7%)
HSV / HSBhsv(9.7, 32.5%, 74.9%)
CMYK0%, 27.2%, 32.5%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,553,089
CSS custom property--colour: #BF8B81;
Brightness & contrast
Relative luminance0.31127WCAG 2.x, 0 is black and 1 is white
Perceived brightness155.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.23:1
Contrast with white2.91:1WCAG normal text: Fail
Contrast with black7.23:1WCAG normal text: AAA
Greyscale equivalent#959595
Inverted#40747E
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.91:1WCAG large text: Fail
Contrast with black, large text7.23:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#81B5BF
Analogous#BF8196, #BFAA81
Triadic#81BF8B, #8B81BF
Split complementary#81BFAA, #8196BF
Tetradic#96BF81, #81B5BF, #AA81BF
Tints, shades & saturation
Channel breakdown
R191
G139
B129
Red191 (74.9%)
Green139 (54.5%)
Blue129 (50.6%)
Hue9.68°
Saturation (HSL)32.63%
Lightness62.75%
Dominant channelRed
Hex per channelR BF · G 8B · B 81
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Harmonies
Similar named colours
Also reads as
BF8B81 (chemical formula)
- Formula
- 1,038.404 g/mol
- 90 atoms
BF8B81 has a molar mass of 1,038.404 g/mol, made up of 90 atoms across 2 elements: 82 × B, 8 × F.
Molar mass
Molar mass1,038.404 g/mol
Total atoms per molecule90
Distinct elements2
Mass of one molecule1.7243104 × 10^-21 g
Molecules per gram5.7994198 × 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
B85.4%
F14.6%
Boron (B × 82)886.42 g/mol, 85.364%
Fluorine (F × 8)151.984 g/mol, 14.636%
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