Recognised as Colour
#C66CB3
- #C66CB3
- Magenta
- Dark
- Nearest: Orchid
#C66CB3 is a magenta with RGB values 198, 108, 179 and HSL 313°, 44%, 60%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Orchid.
Colour values
#C66CB3#C66CB3
HEX#C66CB3
RGBrgb(198, 108, 179)
RGB (0–1)0.7765, 0.4235, 0.702
RGB percentages77.6%, 42.4%, 70.2%
HSLhsl(312.7, 44.1%, 60%)
HSV / HSBhsv(312.7, 45.5%, 77.6%)
CMYK0%, 45.5%, 9.6%, 22.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,003,955
CSS custom property--colour: #C66CB3;
Brightness & contrast
Relative luminance0.25986WCAG 2.x, 0 is black and 1 is white
Perceived brightness149.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.2:1
Contrast with white3.39:1WCAG normal text: Fail
Contrast with black6.2:1WCAG normal text: AA
Greyscale equivalent#848484
Inverted#39934C
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.39:1WCAG large text: AA
Contrast with black, large text6.2:1WCAG large text: AAA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#6CC67F
Analogous#AC6CC6, #C66C86
Triadic#B3C66C, #6CB3C6
Split complementary#86C66C, #6CC6AC
Tetradic#C6AC6C, #6CC67F, #6C86C6
Tints, shades & saturation
Channel breakdown
R198
G108
B179
Red198 (77.6%)
Green108 (42.4%)
Blue179 (70.2%)
Hue312.67°
Saturation (HSL)44.12%
Lightness60%
Dominant channelRed
Hex per channelR C6 · G 6C · B B3
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Also reads as
C66CB3 (chemical formula)
- Formula
- 837.167 g/mol
- 70 atoms
C66CB3 has a molar mass of 837.167 g/mol, made up of 70 atoms across 2 elements: 67 × C, 3 × B.
Molar mass
Molar mass837.167 g/mol
Total atoms per molecule70
Distinct elements2
Mass of one molecule1.3901485 × 10^-21 g
Molecules per gram7.193476 × 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
C96.1%
B3.9%
Carbon (C × 67)804.737 g/mol, 96.126%
Boron (B × 3)32.43 g/mol, 3.874%
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