Recognised as Colour
#BB1183
- #BB1183
- Magenta
- Dark
- Nearest: Medium violet red
#BB1183 is a magenta with RGB values 187, 17, 131 and HSL 320°, 83%, 40%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Medium violet red.
Colour values
#BB1183#BB1183
HEX#BB1183
RGBrgb(187, 17, 131)
RGB (0–1)0.7333, 0.0667, 0.5137
RGB percentages73.3%, 6.7%, 51.4%
HSLhsl(319.8, 83.3%, 40%)
HSV / HSBhsv(319.8, 90.9%, 73.3%)
CMYK0%, 90.9%, 29.9%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,259,715
CSS custom property--colour: #BB1183;
Brightness & contrast
Relative luminance0.12604WCAG 2.x, 0 is black and 1 is white
Perceived brightness112.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.96:1
Contrast with white5.96:1WCAG normal text: AA
Contrast with black3.52:1WCAG normal text: Fail
Greyscale equivalent#3D3D3D
Inverted#44EE7C
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.96:1WCAG large text: AAA
Contrast with black, large text3.52:1WCAG large text: AA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#11BB49
Analogous#9E11BB, #BB112E
Triadic#83BB11, #1183BB
Split complementary#2EBB11, #11BB9E
Tetradic#BB9E11, #11BB49, #112EBB
Tints, shades & saturation
Channel breakdown
R187
G17
B131
Red187 (73.3%)
Green17 (6.7%)
Blue131 (51.4%)
Hue319.76°
Saturation (HSL)83.33%
Lightness40%
Dominant channelRed
Hex per channelR BB · G 11 · B 83
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Harmonies
Similar named colours
Also reads as
BB1183 (chemical formula)
- Formula
- 12,799.04 g/mol
- 1184 atoms
BB1183 has a molar mass of 12,799.04 g/mol, made up of 1184 atoms across 1 element: 1184 × B.
Molar mass
Molar mass12,799.04 g/mol
Total atoms per molecule1184
Distinct elements1
Mass of one molecule2.1253306 × 10^-20 g
Molecules per gram4.7051504 × 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 × 1184)12,799.04 g/mol, 100%
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