Recognised as Colour

#C64381

#C64381
Red
Dark
Nearest: Medium violet red

#C64381 is a red with RGB values 198, 67, 129 and HSL 332°, 53%, 52%. It is a dark colour, so white text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Medium violet red.

Colour values

#C64381#C64381

HEX#C64381

RGBrgb(198, 67, 129)

RGB (0–1)0.7765, 0.2627, 0.5059

RGB percentages77.6%, 26.3%, 50.6%

HSLhsl(331.6, 53.5%, 52%)

HSV / HSBhsv(331.6, 66.2%, 77.6%)

CMYK0%, 66.2%, 34.8%, 22.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,993,409

CSS custom property--colour: #C64381;

Brightness & contrast

Relative luminance0.17605WCAG 2.x, 0 is black and 1 is white

Perceived brightness127.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.64:1

Contrast with white4.64:1WCAG normal text: AA

Contrast with black4.52:1WCAG normal text: AA

Greyscale equivalent#636363

Inverted#39BC7E

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#596583no red cones; affects about 1% of men; ΔE 56 from the original

Deuteranopia#7D7D7Eno green cones; the most common form, about 1% of men; ΔE 57.6 from the original

Tritanopia#D5395Cno blue cones; rare, and affects men and women equally; ΔE 23.7 from the original

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

Contrast with white, large text4.64:1WCAG large text: AAA

Contrast with black, large text4.52:1WCAG large text: AAA

Named colours

Medium violet red · ΔE 16.8 Pale violetred · ΔE 17.9 Hot pink · ΔE 18.4 Deep pink · ΔE 28.1 Orchid · ΔE 31.3 Indian red · ΔE 31.4

Nearest named CSS colourMedium violet red (#C71585)ΔE 16.78, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#43C688

Analogous#C643C3, #C64643

Triadic#81C643, #4381C6

Split complementary#43C646, #43C3C6

Tetradic#C3C643, #43C688, #4743C6

Tints, shades & saturation

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

Lighter +40%#F5E0EA

Lighter +30%#EAB8D0

Lighter +20%#DE91B5

Lighter +10%#D26A9B

Darker −10%#A43268

Darker −20%#7D264F

Darker −30%#561A36

Darker −40%#2F0E1E

More saturated +25%#E5247F

Less saturated −25%#A76283

Channel breakdown

R198

G67

B129

Red198 (77.6%)

Green67 (26.3%)

Blue129 (50.6%)

Hue331.6°

Saturation (HSL)53.47%

Lightness51.96%

Dominant channelRed

Hex per channelR C6 · G 43 · B 81

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C64381 (chemical formula)

Formula
773,280.191 g/mol
64381 atoms

C64381 has a molar mass of 773,280.191 g/mol, made up of 64381 atoms across 1 element: 64381 × C.

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Molar mass

Molar mass773,280.191 g/mol

Total atoms per molecule64381

Distinct elements1

Mass of one molecule1.284062 × 10^-18 g

Molecules per gram7.7877861 × 10^17

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 × 64381)773,280.191 g/mol, 100%

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Elements in this formula

Carbon

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