Recognised as Colour
#C503C3
- #C503C3
- Magenta
- Dark
- Nearest: Dark orchid
#C503C3 is a magenta with RGB values 197, 3, 195 and HSL 301°, 97%, 39%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Dark orchid.
Colour values
#C503C3#C503C3
HEX#C503C3
RGBrgb(197, 3, 195)
RGB (0–1)0.7725, 0.0118, 0.7647
RGB percentages77.3%, 1.2%, 76.5%
HSLhsl(300.6, 97%, 39.2%)
HSV / HSBhsv(300.6, 98.5%, 77.3%)
CMYK0%, 98.5%, 1%, 22.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,911,555
CSS custom property--colour: #C503C3;
Brightness & contrast
Relative luminance0.15876WCAG 2.x, 0 is black and 1 is white
Perceived brightness126.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.03:1
Contrast with white5.03:1WCAG normal text: AA
Contrast with black4.18:1WCAG normal text: Fail
Greyscale equivalent#3A3A3A
Inverted#3AFC3C
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.03:1WCAG large text: AAA
Contrast with black, large text4.18:1WCAG large text: AA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#03C505
Analogous#6603C5, #C50362
Triadic#C3C503, #03C3C5
Split complementary#62C503, #03C566
Tetradic#C56603, #03C505, #0362C5
Tints, shades & saturation
Channel breakdown
R197
G3
B195
Red197 (77.3%)
Green3 (1.2%)
Blue195 (76.5%)
Hue300.62°
Saturation (HSL)97%
Lightness39.22%
Dominant channelRed
Hex per channelR C5 · G 03 · B C3
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Harmonies
Similar named colours
Also reads as
C503C3 (chemical formula)
- Formula
- 6,077.566 g/mol
- 506 atoms
C503C3 has a molar mass of 6,077.566 g/mol, made up of 506 atoms across 1 element: 506 × C.
Molar mass
Molar mass6,077.566 g/mol
Total atoms per molecule506
Distinct elements1
Mass of one molecule1.0092036 × 10^-20 g
Molecules per gram9.9088036 × 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
C100%
Carbon (C × 506)6,077.566 g/mol, 100%
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