Recognised as Colour
#C51FCD
- #C51FCD
- Magenta
- Dark
- Nearest: Dark orchid
#C51FCD is a magenta with RGB values 197, 31, 205 and HSL 297°, 74%, 46%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Dark orchid.
Colour values
#C51FCD#C51FCD
HEX#C51FCD
RGBrgb(197, 31, 205)
RGB (0–1)0.7725, 0.1216, 0.8039
RGB percentages77.3%, 12.2%, 80.4%
HSLhsl(297.2, 73.7%, 46.3%)
HSV / HSBhsv(297.2, 84.9%, 80.4%)
CMYK3.9%, 84.9%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,918,733
CSS custom property--colour: #C51FCD;
Brightness & contrast
Relative luminance0.17258WCAG 2.x, 0 is black and 1 is white
Perceived brightness130.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.72:1
Contrast with white4.72:1WCAG normal text: AA
Contrast with black4.45:1WCAG normal text: Fail
Greyscale equivalent#4F4F4F
Inverted#3AE032
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.72:1WCAG large text: AAA
Contrast with black, large text4.45:1WCAG large text: AA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#27CD1F
Analogous#6E1FCD, #CD1F7E
Triadic#CDC51F, #1FCDC5
Split complementary#7ECD1F, #1FCD6E
Tetradic#CD6E1F, #27CD1F, #1F7ECD
Tints, shades & saturation
Channel breakdown
R197
G31
B205
Red197 (77.3%)
Green31 (12.2%)
Blue205 (80.4%)
Hue297.24°
Saturation (HSL)73.73%
Lightness46.27%
Dominant channelBlue
Hex per channelR C5 · G 1F · B CD
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Harmonies
Similar named colours
Also reads as
C51FCd (chemical formula)
- Formula
- 743.969 g/mol
- 53 atoms
C51FCd has a molar mass of 743.969 g/mol, made up of 53 atoms across 3 elements: 51 × C, 1 × F, 1 × Cd.
Molar mass
Molar mass743.969 g/mol
Total atoms per molecule53
Distinct elements3
Mass of one molecule1.2353896 × 10^-21 g
Molecules per gram8.0946125 × 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
C82.3%
F2.6%
Cd15.1%
Carbon (C × 51)612.561 g/mol, 82.337%
Fluorine (F)18.998 g/mol, 2.554%
Cadmium (Cd)112.41 g/mol, 15.11%
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