Recognised as Colour
#B58489
- #B58489
- Red
- Dark
- Nearest: Rosy brown
#B58489 is a red with RGB values 181, 132, 137 and HSL 354°, 25%, 61%. It is a dark colour, so black text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Rosy brown.
Colour values
#B58489#B58489
HEX#B58489
RGBrgb(181, 132, 137)
RGB (0–1)0.7098, 0.5176, 0.5373
RGB percentages71%, 51.8%, 53.7%
HSLhsl(353.9, 24.9%, 61.4%)
HSV / HSBhsv(353.9, 27.1%, 71%)
CMYK0%, 27.1%, 24.3%, 29%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,895,945
CSS custom property--colour: #B58489;
Brightness & contrast
Relative luminance0.28132WCAG 2.x, 0 is black and 1 is white
Perceived brightness148.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.63:1
Contrast with white3.17:1WCAG normal text: Fail
Contrast with black6.63:1WCAG normal text: AA
Greyscale equivalent#8F8F8F
Inverted#4A7B76
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.17:1WCAG large text: AA
Contrast with black, large text6.63:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#84B5B0
Analogous#B584A2, #B59884
Triadic#89B584, #8489B5
Split complementary#84B598, #84A2B5
Tetradic#A2B584, #84B5B0, #9884B5
Tints, shades & saturation
Channel breakdown
R181
G132
B137
Red181 (71%)
Green132 (51.8%)
Blue137 (53.7%)
Hue353.88°
Saturation (HSL)24.87%
Lightness61.37%
Dominant channelRed
Hex per channelR B5 · G 84 · B 89
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Harmonies
Similar named colours
Also reads as
B58489 (chemical formula)
- Formula
- 632,266.09 g/mol
- 58489 atoms
B58489 has a molar mass of 632,266.09 g/mol, made up of 58489 atoms across 1 element: 58489 × B.
Molar mass
Molar mass632,266.09 g/mol
Total atoms per molecule58489
Distinct elements1
Mass of one molecule1.0499025 × 10^-18 g
Molecules per gram9.5246936 × 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 × 58489)632,266.09 g/mol, 100%
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