Recognised as Colour
#B27F77
- #B27F77
- Red
- Dark
- Nearest: Rosy brown
#B27F77 is a red with RGB values 178, 127, 119 and HSL 8°, 28%, 58%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Rosy brown.
Colour values
#B27F77#B27F77
HEX#B27F77
RGBrgb(178, 127, 119)
RGB (0–1)0.698, 0.498, 0.4667
RGB percentages69.8%, 49.8%, 46.7%
HSLhsl(8.1, 27.7%, 58.2%)
HSV / HSBhsv(8.1, 33.1%, 69.8%)
CMYK0%, 28.7%, 33.1%, 30.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,698,039
CSS custom property--colour: #B27F77;
Brightness & contrast
Relative luminance0.25976WCAG 2.x, 0 is black and 1 is white
Perceived brightness143.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.2:1
Contrast with white3.39:1WCAG normal text: Fail
Contrast with black6.2:1WCAG normal text: AA
Greyscale equivalent#898989
Inverted#4D8088
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.39:1WCAG large text: AA
Contrast with black, large text6.2:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#77AAB2
Analogous#B2778C, #B29C77
Triadic#77B27F, #7F77B2
Split complementary#77B29C, #778DB2
Tetradic#8CB277, #77AAB2, #9C77B2
Tints, shades & saturation
Channel breakdown
R178
G127
B119
Red178 (69.8%)
Green127 (49.8%)
Blue119 (46.7%)
Hue8.14°
Saturation (HSL)27.7%
Lightness58.24%
Dominant channelRed
Hex per channelR B2 · G 7F · B 77
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Harmonies
Similar named colours
Also reads as
B27F77 (chemical formula)
- Formula
- 1,754.716 g/mol
- 104 atoms
B27F77 has a molar mass of 1,754.716 g/mol, made up of 104 atoms across 2 elements: 27 × B, 77 × F.
Molar mass
Molar mass1,754.716 g/mol
Total atoms per molecule104
Distinct elements2
Mass of one molecule2.9137745 × 10^-21 g
Molecules per gram3.4319746 × 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
B16.6%
F83.4%
Boron (B × 27)291.87 g/mol, 16.633%
Fluorine (F × 77)1,462.846 g/mol, 83.367%
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