Recognised as Colour
#C57CB2
- #C57CB2
- Magenta
- Dark
- Nearest: Plum
#C57CB2 is a magenta with RGB values 197, 124, 178 and HSL 316°, 39%, 63%. It is a dark colour, so black text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Plum.
Colour values
#C57CB2#C57CB2
HEX#C57CB2
RGBrgb(197, 124, 178)
RGB (0–1)0.7725, 0.4863, 0.698
RGB percentages77.3%, 48.6%, 69.8%
HSLhsl(315.6, 38.6%, 62.9%)
HSV / HSBhsv(315.6, 37.1%, 77.3%)
CMYK0%, 37.1%, 9.6%, 22.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,942,514
CSS custom property--colour: #C57CB2;
Brightness & contrast
Relative luminance0.295WCAG 2.x, 0 is black and 1 is white
Perceived brightness155.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.9:1
Contrast with white3.04:1WCAG normal text: Fail
Contrast with black6.9:1WCAG normal text: AA
Greyscale equivalent#8F8F8F
Inverted#3A834D
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.04:1WCAG large text: AA
Contrast with black, large text6.9:1WCAG large text: AAA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#7CC58F
Analogous#B47CC5, #C57C8D
Triadic#B2C57C, #7CB2C5
Split complementary#8DC57C, #7CC5B3
Tetradic#C5B37C, #7CC58F, #7C8DC5
Tints, shades & saturation
Channel breakdown
R197
G124
B178
Red197 (77.3%)
Green124 (48.6%)
Blue178 (69.8%)
Hue315.62°
Saturation (HSL)38.62%
Lightness62.94%
Dominant channelRed
Hex per channelR C5 · G 7C · B B2
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Also reads as
C57CB2 (chemical formula)
- Formula
- 718.258 g/mol
- 60 atoms
C57CB2 has a molar mass of 718.258 g/mol, made up of 60 atoms across 2 elements: 58 × C, 2 × B.
Molar mass
Molar mass718.258 g/mol
Total atoms per molecule60
Distinct elements2
Mass of one molecule1.1926955 × 10^-21 g
Molecules per gram8.3843699 × 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
C97%
B3%
Carbon (C × 58)696.638 g/mol, 96.99%
Boron (B × 2)21.62 g/mol, 3.01%
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