Recognised as Colour
#B78182
- #B78182
- Red
- Dark
- Nearest: Rosy brown
#B78182 is a red with RGB values 183, 129, 130 and HSL 359°, 27%, 61%. It is a dark colour, so black text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Rosy brown.
Colour values
#B78182#B78182
HEX#B78182
RGBrgb(183, 129, 130)
RGB (0–1)0.7176, 0.5059, 0.5098
RGB percentages71.8%, 50.6%, 51%
HSLhsl(358.9, 27.3%, 61.2%)
HSV / HSBhsv(358.9, 29.5%, 71.8%)
CMYK0%, 29.5%, 29%, 28.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,026,242
CSS custom property--colour: #B78182;
Brightness & contrast
Relative luminance0.27379WCAG 2.x, 0 is black and 1 is white
Perceived brightness147.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.48:1
Contrast with white3.24:1WCAG normal text: Fail
Contrast with black6.48:1WCAG normal text: AA
Greyscale equivalent#8D8D8D
Inverted#487E7D
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.24:1WCAG large text: AA
Contrast with black, large text6.48:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#81B7B6
Analogous#B7819D, #B79B81
Triadic#82B781, #8182B7
Split complementary#81B79B, #819DB7
Tetradic#9DB781, #81B7B6, #9B81B7
Tints, shades & saturation
Channel breakdown
R183
G129
B130
Red183 (71.8%)
Green129 (50.6%)
Blue130 (51%)
Hue358.89°
Saturation (HSL)27.27%
Lightness61.18%
Dominant channelRed
Hex per channelR B7 · G 81 · B 82
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Harmonies
Similar named colours
Also reads as
B78182 (chemical formula)
- Formula
- 845,147.42 g/mol
- 78182 atoms
B78182 has a molar mass of 845,147.42 g/mol, made up of 78182 atoms across 1 element: 78182 × B.
Molar mass
Molar mass845,147.42 g/mol
Total atoms per molecule78182
Distinct elements1
Mass of one molecule1.4034003 × 10^-18 g
Molecules per gram7.1255507 × 10^17
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 × 78182)845,147.42 g/mol, 100%
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