Recognised as Colour

#C81CE1

#C81CE1
Magenta
Dark
Nearest: Dark violet

#C81CE1 is a magenta with RGB values 200, 28, 225 and HSL 292°, 78%, 50%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Dark violet.

Colour values

#C81CE1#C81CE1

HEX#C81CE1

RGBrgb(200, 28, 225)

RGB (0–1)0.7843, 0.1098, 0.8824

RGB percentages78.4%, 11%, 88.2%

HSLhsl(292.4, 77.9%, 49.6%)

HSV / HSBhsv(292.4, 87.6%, 88.2%)

CMYK11.1%, 87.6%, 0%, 11.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,114,593

CSS custom property--colour: #C81CE1;

Brightness & contrast

Relative luminance0.18546WCAG 2.x, 0 is black and 1 is white

Perceived brightness134.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.71:1

Contrast with white4.46:1WCAG normal text: Fail

Contrast with black4.71:1WCAG normal text: AA

Greyscale equivalent#4F4F4F

Inverted#37E31E

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#006CE6no red cones; affects about 1% of men; ΔE 61.5 from the original

Deuteranopia#407DDDno green cones; the most common form, about 1% of men; ΔE 70.7 from the original

Tritanopia#CA4E86no blue cones; rare, and affects men and women equally; ΔE 62 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text4.46:1WCAG large text: AA

Contrast with black, large text4.71:1WCAG large text: AAA

Named colours

Dark violet · ΔE 15.6 Fuchsia · ΔE 18.6 Magenta · ΔE 18.6 Dark orchid · ΔE 18.8 Blue violet · ΔE 20.5 Medium orchid · ΔE 27.3

Nearest named CSS colourDark violet (#9400D3)ΔE 15.57, a distinctly different colour

Hue familymagenta

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#35E11C

Analogous#651CE1, #E11C98

Triadic#E1C81C, #1CE1C8

Split complementary#98E11C, #1CE166

Tetradic#E1661C, #35E11C, #1C98E1

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#F4D0F9

Lighter +30%#E9A3F3

Lighter +20%#DF75EE

Lighter +10%#D448E8

Darker −10%#A016B4

Darker −20%#771186

Darker −30%#4F0B59

Darker −40%#27052C

More saturated +25%#DD00FD

Less saturated −25%#B03CC1

Channel breakdown

R200

G28

B225

Red200 (78.4%)

Green28 (11%)

Blue225 (88.2%)

Hue292.39°

Saturation (HSL)77.87%

Lightness49.61%

Dominant channelBlue

Hex per channelR C8 · G 1C · B E1

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C81Ce1 (chemical formula)

Formula
1,113.011 g/mol
82 atoms

C81Ce1 has a molar mass of 1,113.011 g/mol, made up of 82 atoms across 2 elements: 81 × C, 1 × Ce.

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Molar mass

Molar mass1,113.011 g/mol

Total atoms per molecule82

Distinct elements2

Mass of one molecule1.8481982 × 10^-21 g

Molecules per gram5.410675 × 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

C87.4%

Ce12.6%

Carbon (C × 81)972.891 g/mol, 87.411%

Cerium (Ce)140.12 g/mol, 12.589%

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