Recognised as Colour
#BB63C3
- #BB63C3
- Magenta
- Dark
- Nearest: Orchid
#BB63C3 is a magenta with RGB values 187, 99, 195 and HSL 295°, 44%, 58%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Orchid.
Colour values
#BB63C3#BB63C3
HEX#BB63C3
RGBrgb(187, 99, 195)
RGB (0–1)0.7333, 0.3882, 0.7647
RGB percentages73.3%, 38.8%, 76.5%
HSLhsl(295, 44.4%, 57.6%)
HSV / HSBhsv(295, 49.2%, 76.5%)
CMYK4.1%, 49.2%, 0%, 23.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,280,771
CSS custom property--colour: #BB63C3;
Brightness & contrast
Relative luminance0.23429WCAG 2.x, 0 is black and 1 is white
Perceived brightness143.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.69:1
Contrast with white3.69:1WCAG normal text: Fail
Contrast with black5.69:1WCAG normal text: AA
Greyscale equivalent#7D7D7D
Inverted#449C3C
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.69:1WCAG large text: AA
Contrast with black, large text5.69:1WCAG large text: AAA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#6BC363
Analogous#8B63C3, #C3639B
Triadic#C3BB63, #63C3BB
Split complementary#9BC363, #63C38B
Tetradic#C38B63, #6BC363, #639BC3
Tints, shades & saturation
Channel breakdown
R187
G99
B195
Red187 (73.3%)
Green99 (38.8%)
Blue195 (76.5%)
Hue295°
Saturation (HSL)44.44%
Lightness57.65%
Dominant channelBlue
Hex per channelR BB · G 63 · B C3
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Harmonies
Similar named colours
Also reads as
BB63C3 (chemical formula)
- Formula
- 727.873 g/mol
- 67 atoms
BB63C3 has a molar mass of 727.873 g/mol, made up of 67 atoms across 2 elements: 64 × B, 3 × C.
Molar mass
Molar mass727.873 g/mol
Total atoms per molecule67
Distinct elements2
Mass of one molecule1.2086616 × 10^-21 g
Molecules per gram8.2736147 × 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
B95%
C5%
Boron (B × 64)691.84 g/mol, 95.05%
Carbon (C × 3)36.033 g/mol, 4.95%
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