Recognised as Colour
#B588CA
- #B588CA
- Violet
- Dark
- Nearest: Plum
#B588CA is a violet with RGB values 181, 136, 202 and HSL 281°, 38%, 66%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Plum.
Colour values
#B588CA#B588CA
HEX#B588CA
RGBrgb(181, 136, 202)
RGB (0–1)0.7098, 0.5333, 0.7922
RGB percentages71%, 53.3%, 79.2%
HSLhsl(280.9, 38.4%, 66.3%)
HSV / HSBhsv(280.9, 32.7%, 79.2%)
CMYK10.4%, 32.7%, 0%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,897,034
CSS custom property--colour: #B588CA;
Brightness & contrast
Relative luminance0.31696WCAG 2.x, 0 is black and 1 is white
Perceived brightness159.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.34:1
Contrast with white2.86:1WCAG normal text: Fail
Contrast with black7.34:1WCAG normal text: AAA
Greyscale equivalent#969696
Inverted#4A7735
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.86:1WCAG large text: Fail
Contrast with black, large text7.34:1WCAG large text: AAA
Named colours
Hue familyviolet
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#9DCA88
Analogous#9488CA, #CA88BE
Triadic#CAB588, #88CAB5
Split complementary#BECA88, #88CA94
Tetradic#CA9488, #9DCA88, #88BECA
Tints, shades & saturation
Channel breakdown
R181
G136
B202
Red181 (71%)
Green136 (53.3%)
Blue202 (79.2%)
Hue280.91°
Saturation (HSL)38.37%
Lightness66.27%
Dominant channelBlue
Hex per channelR B5 · G 88 · B CA
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Harmonies
Similar named colours
Also reads as
B588Ca (chemical formula)
- Formula
- 6,396.358 g/mol
- 589 atoms
B588Ca has a molar mass of 6,396.358 g/mol, made up of 589 atoms across 2 elements: 588 × B, 1 × Ca.
Molar mass
Molar mass6,396.358 g/mol
Total atoms per molecule589
Distinct elements2
Mass of one molecule1.0621402 × 10^-20 g
Molecules per gram9.4149526 × 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
B99.4%
Ca0.6%
Boron (B × 588)6,356.28 g/mol, 99.373%
Calcium (Ca)40.078 g/mol, 0.627%
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