Recognised as Colour
#B39790
- #B39790
- Red
- Dark
- Nearest: Rosy brown
#B39790 is a red with RGB values 179, 151, 144 and HSL 12°, 19%, 63%. It is a dark colour, so black text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Rosy brown.
Colour values
#B39790#B39790
HEX#B39790
RGBrgb(179, 151, 144)
RGB (0–1)0.702, 0.5922, 0.5647
RGB percentages70.2%, 59.2%, 56.5%
HSLhsl(12, 18.7%, 63.3%)
HSV / HSBhsv(12, 19.6%, 70.2%)
CMYK0%, 15.6%, 19.6%, 29.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,769,744
CSS custom property--colour: #B39790;
Brightness & contrast
Relative luminance0.33731WCAG 2.x, 0 is black and 1 is white
Perceived brightness159.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.75:1
Contrast with white2.71:1WCAG normal text: Fail
Contrast with black7.75:1WCAG normal text: AAA
Greyscale equivalent#9C9C9C
Inverted#4C686F
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.71:1WCAG large text: Fail
Contrast with black, large text7.75:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#90ACB3
Analogous#B3909B, #B3A990
Triadic#90B397, #9790B3
Split complementary#90B3A9, #909BB3
Tetradic#9BB390, #90ACB3, #A990B3
Tints, shades & saturation
Channel breakdown
R179
G151
B144
Red179 (70.2%)
Green151 (59.2%)
Blue144 (56.5%)
Hue12°
Saturation (HSL)18.72%
Lightness63.33%
Dominant channelRed
Hex per channelR B3 · G 97 · B 90
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Also reads as
B39790 (chemical formula)
- Formula
- 430,129.9 g/mol
- 39790 atoms
B39790 has a molar mass of 430,129.9 g/mol, made up of 39790 atoms across 1 element: 39790 × B.
Molar mass
Molar mass430,129.9 g/mol
Total atoms per molecule39790
Distinct elements1
Mass of one molecule7.142475 × 10^-19 g
Molecules per gram1.4000749 × 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 × 39790)430,129.9 g/mol, 100%
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