Recognised as Colour

#C99BFF

#C99BFF
Violet
Dark
Nearest: Medium purple

#C99BFF is a violet with RGB values 201, 155, 255 and HSL 268°, 100%, 80%. It is a dark colour, so black text on it reaches 9.6:1 contrast (AAA for normal text). The nearest named colour is Medium purple.

Colour values

#C99BFF#C99BFF

HEX#C99BFF

RGBrgb(201, 155, 255)

RGB (0–1)0.7882, 0.6078, 1

RGB percentages78.8%, 60.8%, 100%

HSLhsl(267.6, 100%, 80.4%)

HSV / HSBhsv(267.6, 39.2%, 100%)

CMYK21.2%, 39.2%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,212,671

CSS custom property--colour: #C99BFF;

Brightness & contrast

Relative luminance0.4308WCAG 2.x, 0 is black and 1 is white

Perceived brightness183.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 9.62:1

Contrast with white2.18:1WCAG normal text: Fail

Contrast with black9.62:1WCAG normal text: AAA

Greyscale equivalent#ACACAC

Inverted#366400

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#84AEFFno red cones; affects about 1% of men; ΔE 28.8 from the original

Deuteranopia#8EB0FCno green cones; the most common form, about 1% of men; ΔE 28.5 from the original

Tritanopia#C0ABC1no blue cones; rare, and affects men and women equally; ΔE 42.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text2.18:1WCAG large text: Fail

Contrast with black, large text9.62:1WCAG large text: AAA

Named colours

Medium purple · ΔE 17.9 Violet · ΔE 21.4 Plum · ΔE 21.8 Orchid · ΔE 22.9 Cornflower blue · ΔE 29.1 Medium orchid · ΔE 29.4

Nearest named CSS colourMedium purple (#9370DB)ΔE 17.94, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#D1FF9B

Analogous#9B9FFF, #FB9BFF

Triadic#FFC99B, #9BFFC9

Split complementary#FFFB9B, #9FFF9B

Tetradic#FF9B9F, #D1FF9B, #9BFFFB

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#FFFFFF

Lighter +10%#E5CEFF

Darker −10%#AD68FF

Darker −20%#9235FF

Darker −30%#7602FF

Darker −40%#5F00CE

More saturated +25%#C99BFF

Less saturated −25%#CAA8F3

Channel breakdown

R201

G155

B255

Red201 (78.8%)

Green155 (60.8%)

Blue255 (100%)

Hue267.6°

Saturation (HSL)100%

Lightness80.39%

Dominant channelBlue

Hex per channelR C9 · G 9B · B FF

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C99BFF (chemical formula)

Formula
1,237.895 g/mol
102 atoms

C99BFF has a molar mass of 1,237.895 g/mol, made up of 102 atoms across 3 elements: 99 × C, 1 × B, 2 × F.

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Molar mass

Molar mass1,237.895 g/mol

Total atoms per molecule102

Distinct elements3

Mass of one molecule2.055573 × 10^-21 g

Molecules per gram4.8648236 × 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

C96.1%

B0.9%

F3.1%

Carbon (C × 99)1,189.089 g/mol, 96.057%

Boron (B)10.81 g/mol, 0.873%

Fluorine (F × 2)37.996 g/mol, 3.069%

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