Recognised as Colour
#B7524C
- #B7524C
- Red
- Dark
- Nearest: Indian red
#B7524C is a red with RGB values 183, 82, 76 and HSL 3°, 43%, 51%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Indian red.
Colour values
#B7524C#B7524C
HEX#B7524C
RGBrgb(183, 82, 76)
RGB (0–1)0.7176, 0.3216, 0.298
RGB percentages71.8%, 32.2%, 29.8%
HSLhsl(3.4, 42.6%, 50.8%)
HSV / HSBhsv(3.4, 58.5%, 71.8%)
CMYK0%, 55.2%, 58.5%, 28.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,014,156
CSS custom property--colour: #B7524C;
Brightness & contrast
Relative luminance0.16624WCAG 2.x, 0 is black and 1 is white
Perceived brightness120.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.86:1
Contrast with white4.86:1WCAG normal text: AA
Contrast with black4.32:1WCAG normal text: Fail
Greyscale equivalent#676767
Inverted#48ADB3
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.86:1WCAG large text: AAA
Contrast with black, large text4.32:1WCAG large text: AA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#4CB1B7
Analogous#B74C7C, #B7874C
Triadic#4CB752, #524CB7
Split complementary#4CB788, #4C7BB7
Tetradic#7BB74C, #4CB1B7, #884CB7
Tints, shades & saturation
Channel breakdown
R183
G82
B76
Red183 (71.8%)
Green82 (32.2%)
Blue76 (29.8%)
Hue3.36°
Saturation (HSL)42.63%
Lightness50.78%
Dominant channelRed
Hex per channelR B7 · G 52 · B 4C
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Harmonies
Similar named colours
Also reads as
B7524C (chemical formula)
- Formula
- 81,346.451 g/mol
- 7525 atoms
B7524C has a molar mass of 81,346.451 g/mol, made up of 7525 atoms across 2 elements: 7524 × B, 1 × C.
Molar mass
Molar mass81,346.451 g/mol
Total atoms per molecule7525
Distinct elements2
Mass of one molecule1.3507896 × 10^-19 g
Molecules per gram7.4030774 × 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%
C0%
Boron (B × 7524)81,334.44 g/mol, 99.985%
Carbon (C)12.011 g/mol, 0.015%
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