Recognised as Colour
#BB5342
- #BB5342
- Red
- Dark
- Nearest: Indian red
#BB5342 is a red with RGB values 187, 83, 66 and HSL 8°, 48%, 50%. 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
#BB5342#BB5342
HEX#BB5342
RGBrgb(187, 83, 66)
RGB (0–1)0.7333, 0.3255, 0.2588
RGB percentages73.3%, 32.5%, 25.9%
HSLhsl(8.4, 47.8%, 49.6%)
HSV / HSBhsv(8.4, 64.7%, 73.3%)
CMYK0%, 55.6%, 64.7%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,276,546
CSS custom property--colour: #BB5342;
Brightness & contrast
Relative luminance0.17145WCAG 2.x, 0 is black and 1 is white
Perceived brightness122.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.74:1
Contrast with white4.74:1WCAG normal text: AA
Contrast with black4.43:1WCAG normal text: Fail
Greyscale equivalent#686868
Inverted#44ACBD
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.74:1WCAG large text: AAA
Contrast with black, large text4.43:1WCAG large text: AA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#42AABB
Analogous#BB426D, #BB9042
Triadic#42BB53, #5342BB
Split complementary#42BB90, #426DBB
Tetradic#6DBB42, #42AABB, #9042BB
Tints, shades & saturation
Channel breakdown
R187
G83
B66
Red187 (73.3%)
Green83 (32.5%)
Blue66 (25.9%)
Hue8.43°
Saturation (HSL)47.83%
Lightness49.61%
Dominant channelRed
Hex per channelR BB · G 53 · B 42
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Also reads as
BB5342 (chemical formula)
- Formula
- 57,757.83 g/mol
- 5343 atoms
BB5342 has a molar mass of 57,757.83 g/mol, made up of 5343 atoms across 1 element: 5343 × B.
Molar mass
Molar mass57,757.83 g/mol
Total atoms per molecule5343
Distinct elements1
Mass of one molecule9.5909133 × 10^-20 g
Molecules per gram1.0426536 × 10^19
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 × 5343)57,757.83 g/mol, 100%
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