Recognised as Colour
#BB3CA5
- #BB3CA5
- Magenta
- Dark
- Nearest: Orchid
#BB3CA5 is a magenta with RGB values 187, 60, 165 and HSL 310°, 51%, 48%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Orchid.
Colour values
#BB3CA5#BB3CA5
HEX#BB3CA5
RGBrgb(187, 60, 165)
RGB (0–1)0.7333, 0.2353, 0.6471
RGB percentages73.3%, 23.5%, 64.7%
HSLhsl(310.4, 51.4%, 48.4%)
HSV / HSBhsv(310.4, 67.9%, 73.3%)
CMYK0%, 67.9%, 11.8%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,270,757
CSS custom property--colour: #BB3CA5;
Brightness & contrast
Relative luminance0.16513WCAG 2.x, 0 is black and 1 is white
Perceived brightness125.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.88:1
Contrast with white4.88:1WCAG normal text: AA
Contrast with black4.3:1WCAG normal text: Fail
Greyscale equivalent#5F5F5F
Inverted#44C35A
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.88:1WCAG large text: AAA
Contrast with black, large text4.3:1WCAG large text: AA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#3CBB52
Analogous#913CBB, #BB3C66
Triadic#A5BB3C, #3CA5BB
Split complementary#66BB3C, #3CBB91
Tetradic#BB913C, #3CBB52, #3C66BB
Tints, shades & saturation
Channel breakdown
R187
G60
B165
Red187 (73.3%)
Green60 (23.5%)
Blue165 (64.7%)
Hue310.39°
Saturation (HSL)51.42%
Lightness48.43%
Dominant channelRed
Hex per channelR BB · G 3C · B A5
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Harmonies
Similar named colours
Also reads as
BB3Ca5 (chemical formula)
- Formula
- 243.63 g/mol
- 9 atoms
BB3Ca5 has a molar mass of 243.63 g/mol, made up of 9 atoms across 2 elements: 4 × B, 5 × Ca.
Molar mass
Molar mass243.63 g/mol
Total atoms per molecule9
Distinct elements2
Mass of one molecule4.0455713 × 10^-22 g
Molecules per gram2.4718388 × 10^21
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
B17.7%
Ca82.3%
Boron (B × 4)43.24 g/mol, 17.748%
Calcium (Ca × 5)200.39 g/mol, 82.252%
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