Recognised as Colour
#BB544C
- #BB544C
- Red
- Dark
- Nearest: Indian red
#BB544C is a red with RGB values 187, 84, 76 and HSL 4°, 45%, 52%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Indian red.
Colour values
#BB544C#BB544C
HEX#BB544C
RGBrgb(187, 84, 76)
RGB (0–1)0.7333, 0.3294, 0.298
RGB percentages73.3%, 32.9%, 29.8%
HSLhsl(4.3, 44.9%, 51.6%)
HSV / HSBhsv(4.3, 59.4%, 73.3%)
CMYK0%, 55.1%, 59.4%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,276,812
CSS custom property--colour: #BB544C;
Brightness & contrast
Relative luminance0.17427WCAG 2.x, 0 is black and 1 is white
Perceived brightness123.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.68:1
Contrast with white4.68:1WCAG normal text: AA
Contrast with black4.49:1WCAG normal text: Fail
Greyscale equivalent#696969
Inverted#44ABB3
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.68:1WCAG large text: AAA
Contrast with black, large text4.49:1WCAG large text: AA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#4CB3BB
Analogous#BB4C7B, #BB8B4C
Triadic#4CBB54, #544CBB
Split complementary#4CBB8C, #4C7BBB
Tetradic#7BBB4C, #4CB3BB, #8C4CBB
Tints, shades & saturation
Channel breakdown
R187
G84
B76
Red187 (73.3%)
Green84 (32.9%)
Blue76 (29.8%)
Hue4.32°
Saturation (HSL)44.94%
Lightness51.57%
Dominant channelRed
Hex per channelR BB · G 54 · B 4C
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Harmonies
Similar named colours
Also reads as
BB544C (chemical formula)
- Formula
- 5,903.461 g/mol
- 546 atoms
BB544C has a molar mass of 5,903.461 g/mol, made up of 546 atoms across 2 elements: 545 × B, 1 × C.
Molar mass
Molar mass5,903.461 g/mol
Total atoms per molecule546
Distinct elements2
Mass of one molecule9.8029276 × 10^-21 g
Molecules per gram1.0201034 × 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
B99.8%
C0.2%
Boron (B × 545)5,891.45 g/mol, 99.797%
Carbon (C)12.011 g/mol, 0.203%
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