Recognised as Colour

#C81F69

#C81F69
Red
Dark
Nearest: Medium violet red

#C81F69 is a red with RGB values 200, 31, 105 and HSL 334°, 73%, 45%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Medium violet red.

Colour values

#C81F69#C81F69

HEX#C81F69

RGBrgb(200, 31, 105)

RGB (0–1)0.7843, 0.1216, 0.4118

RGB percentages78.4%, 12.2%, 41.2%

HSLhsl(333.7, 73.2%, 45.3%)

HSV / HSBhsv(333.7, 84.5%, 78.4%)

CMYK0%, 84.5%, 47.5%, 21.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,115,241

CSS custom property--colour: #C81F69;

Brightness & contrast

Relative luminance0.14279WCAG 2.x, 0 is black and 1 is white

Perceived brightness117.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.45:1

Contrast with white5.45:1WCAG normal text: AA

Contrast with black3.86:1WCAG normal text: Fail

Greyscale equivalent#484848

Inverted#37E096

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4D556Bno red cones; affects about 1% of men; ΔE 66.8 from the original

Deuteranopia#797565no green cones; the most common form, about 1% of men; ΔE 68.7 from the original

Tritanopia#DA0042no blue cones; rare, and affects men and women equally; ΔE 27.4 from the original

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

Contrast with white, large text5.45:1WCAG large text: AAA

Contrast with black, large text3.86:1WCAG large text: AA

Named colours

Medium violet red · ΔE 17.6 Deep pink · ΔE 22.4 Hot pink · ΔE 24.5 Pale violetred · ΔE 26.6 Indian red · ΔE 31.1 Crimson · ΔE 32

Nearest named CSS colourMedium violet red (#C71585)ΔE 17.62, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1FC87E

Analogous#C81FBE, #C82A1F

Triadic#69C81F, #1F69C8

Split complementary#1FC82A, #1FBDC8

Tetradic#BDC81F, #1FC87E, #2A1FC8

Tints, shades & saturation

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

Lighter +40%#F5BED6

Lighter +30%#EE92BA

Lighter +20%#E7669E

Lighter +10%#E03A83

Darker −10%#9C1852

Darker −20%#70113B

Darker −30%#440A23

Darker −40%#17040C

More saturated +25%#E50265

Less saturated −25%#AB3C6D

Channel breakdown

R200

G31

B105

Red200 (78.4%)

Green31 (12.2%)

Blue105 (41.2%)

Hue333.73°

Saturation (HSL)73.16%

Lightness45.29%

Dominant channelRed

Hex per channelR C8 · G 1F · B 69

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C81F69 (chemical formula)

Formula
2,283.753 g/mol
150 atoms

C81F69 has a molar mass of 2,283.753 g/mol, made up of 150 atoms across 2 elements: 81 × C, 69 × F.

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Molar mass

Molar mass2,283.753 g/mol

Total atoms per molecule150

Distinct elements2

Mass of one molecule3.7922611 × 10^-21 g

Molecules per gram2.6369492 × 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

C42.6%

F57.4%

Carbon (C × 81)972.891 g/mol, 42.601%

Fluorine (F × 69)1,310.862 g/mol, 57.399%

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