Recognised as Colour

#C817FF

#C817FF
Violet
Dark
Nearest: Dark violet

#C817FF is a violet with RGB values 200, 23, 255 and HSL 286°, 100%, 55%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Dark violet.

Colour values

#C817FF#C817FF

HEX#C817FF

RGBrgb(200, 23, 255)

RGB (0–1)0.7843, 0.0902, 1

RGB percentages78.4%, 9%, 100%

HSLhsl(285.8, 100%, 54.5%)

HSV / HSBhsv(285.8, 91%, 100%)

CMYK21.6%, 91%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,113,343

CSS custom property--colour: #C817FF;

Brightness & contrast

Relative luminance0.20112WCAG 2.x, 0 is black and 1 is white

Perceived brightness140.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.02:1

Contrast with white4.18:1WCAG normal text: Fail

Contrast with black5.02:1WCAG normal text: AA

Greyscale equivalent#4D4D4D

Inverted#37E800

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0073FFno red cones; affects about 1% of men; ΔE 61.5 from the original

Deuteranopia#0080FBno green cones; the most common form, about 1% of men; ΔE 71.4 from the original

Tritanopia#C35D98no blue cones; rare, and affects men and women equally; ΔE 73.9 from the original

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

Contrast with white, large text4.18:1WCAG large text: AA

Contrast with black, large text5.02:1WCAG large text: AAA

Named colours

Dark violet · ΔE 17.9 Fuchsia · ΔE 19 Magenta · ΔE 19 Blue violet · ΔE 21 Dark orchid · ΔE 28.8 Medium blue · ΔE 38.2

Nearest named CSS colourDark violet (#9400D3)ΔE 17.85, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4EFF17

Analogous#5417FF, #FF17C2

Triadic#FFC817, #17FFC8

Split complementary#C2FF17, #17FF54

Tetradic#FF5417, #4EFF17, #17C2FF

Tints, shades & saturation

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

Lighter +40%#F8E3FF

Lighter +30%#ECB0FF

Lighter +20%#E07DFF

Lighter +10%#D44AFF

Darker −10%#AD00E3

Darker −20%#8600B0

Darker −30%#5F007D

Darker −40%#38004A

More saturated +25%#C817FF

Less saturated −25%#B934E2

Channel breakdown

R200

G23

B255

Red200 (78.4%)

Green23 (9%)

Blue255 (100%)

Hue285.78°

Saturation (HSL)100%

Lightness54.51%

Dominant channelBlue

Hex per channelR C8 · G 17 · B FF

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C817FF (chemical formula)

Formula
9,850.983 g/mol
819 atoms

C817FF has a molar mass of 9,850.983 g/mol, made up of 819 atoms across 2 elements: 817 × C, 2 × F.

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Molar mass

Molar mass9,850.983 g/mol

Total atoms per molecule819

Distinct elements2

Mass of one molecule1.6357942 × 10^-20 g

Molecules per gram6.1132384 × 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

C99.6%

F0.4%

Carbon (C × 817)9,812.987 g/mol, 99.614%

Fluorine (F × 2)37.996 g/mol, 0.386%

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