Recognised as Colour

#C657FC

#C657FC
Violet
Dark
Nearest: Dark orchid

#C657FC is a violet with RGB values 198, 87, 252 and HSL 280°, 96%, 66%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Dark orchid.

Colour values

#C657FC#C657FC

HEX#C657FC

RGBrgb(198, 87, 252)

RGB (0–1)0.7765, 0.3412, 0.9882

RGB percentages77.6%, 34.1%, 98.8%

HSLhsl(280.4, 96.5%, 66.5%)

HSV / HSBhsv(280.4, 65.5%, 98.8%)

CMYK21.4%, 65.5%, 0%, 1.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,998,652

CSS custom property--colour: #C657FC;

Brightness & contrast

Relative luminance0.2585WCAG 2.x, 0 is black and 1 is white

Perceived brightness153 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.17:1

Contrast with white3.4:1WCAG normal text: Fail

Contrast with black6.17:1WCAG normal text: AA

Greyscale equivalent#7B7B7B

Inverted#39A803

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0085FFno red cones; affects about 1% of men; ΔE 53.7 from the original

Deuteranopia#498DF8no green cones; the most common form, about 1% of men; ΔE 55.9 from the original

Tritanopia#C078A3no blue cones; rare, and affects men and women equally; ΔE 62.8 from the original

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

Contrast with white, large text3.4:1WCAG large text: AA

Contrast with black, large text6.17:1WCAG large text: AAA

Named colours

Dark orchid · ΔE 15.4 Blue violet · ΔE 19.3 Medium orchid · ΔE 19.4 Dark violet · ΔE 20.9 Medium slateblue · ΔE 28.6 Fuchsia · ΔE 29.4

Nearest named CSS colourDark orchid (#9932CC)ΔE 15.41, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#8DFC57

Analogous#7457FC, #FC57E0

Triadic#FCC657, #57FCC6

Split complementary#E0FC57, #57FC74

Tetradic#FC7457, #8DFC57, #57E0FC

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#F9EDFF

Lighter +20%#E8BBFE

Lighter +10%#D789FD

Darker −10%#B525FB

Darker −20%#9E04E9

Darker −30%#7C03B7

Darker −40%#5A0285

More saturated +25%#C754FF

Less saturated −25%#BF6CE7

Channel breakdown

R198

G87

B252

Red198 (77.6%)

Green87 (34.1%)

Blue252 (98.8%)

Hue280.36°

Saturation (HSL)96.49%

Lightness66.47%

Dominant channelBlue

Hex per channelR C6 · G 57 · B FC

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C657FC (chemical formula)

Formula
7,922.236 g/mol
659 atoms

C657FC has a molar mass of 7,922.236 g/mol, made up of 659 atoms across 2 elements: 658 × C, 1 × F.

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Molar mass

Molar mass7,922.236 g/mol

Total atoms per molecule659

Distinct elements2

Mass of one molecule1.3155182 × 10^-20 g

Molecules per gram7.601567 × 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

C99.8%

F0.2%

Carbon (C × 658)7,903.238 g/mol, 99.76%

Fluorine (F)18.998 g/mol, 0.24%

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Elements in this formula

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