Recognised as Colour
#BB45CB
- #BB45CB
- Magenta
- Dark
- Nearest: Medium orchid
#BB45CB is a magenta with RGB values 187, 69, 203 and HSL 293°, 56%, 53%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Medium orchid.
Colour values
#BB45CB#BB45CB
HEX#BB45CB
RGBrgb(187, 69, 203)
RGB (0–1)0.7333, 0.2706, 0.7961
RGB percentages73.3%, 27.1%, 79.6%
HSLhsl(292.8, 56.3%, 53.3%)
HSV / HSBhsv(292.8, 66%, 79.6%)
CMYK7.9%, 66%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,273,099
CSS custom property--colour: #BB45CB;
Brightness & contrast
Relative luminance0.19133WCAG 2.x, 0 is black and 1 is white
Perceived brightness134 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.83:1
Contrast with white4.35:1WCAG normal text: Fail
Contrast with black4.83:1WCAG normal text: AA
Greyscale equivalent#686868
Inverted#44BA34
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.35:1WCAG large text: AA
Contrast with black, large text4.83:1WCAG large text: AAA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#55CB45
Analogous#7845CB, #CB4598
Triadic#CBBB45, #45CBBB
Split complementary#98CB45, #45CB78
Tetradic#CB7845, #55CB45, #4598CB
Tints, shades & saturation
Channel breakdown
R187
G69
B203
Red187 (73.3%)
Green69 (27.1%)
Blue203 (79.6%)
Hue292.84°
Saturation (HSL)56.3%
Lightness53.33%
Dominant channelBlue
Hex per channelR BB · G 45 · B CB
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Harmonies
Similar named colours
Also reads as
BB45CB (chemical formula)
- Formula
- 520.081 g/mol
- 48 atoms
BB45CB has a molar mass of 520.081 g/mol, made up of 48 atoms across 2 elements: 47 × B, 1 × C.
Molar mass
Molar mass520.081 g/mol
Total atoms per molecule48
Distinct elements2
Mass of one molecule8.6361482 × 10^-22 g
Molecules per gram1.1579236 × 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
B97.7%
C2.3%
Boron (B × 47)508.07 g/mol, 97.691%
Carbon (C)12.011 g/mol, 2.309%
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