Recognised as Colour

#C99CDB

#C99CDB
Violet
Dark
Nearest: Plum

#C99CDB is a violet with RGB values 201, 156, 219 and HSL 283°, 47%, 74%. It is a dark colour, so black text on it reaches 9.3:1 contrast (AAA for normal text). The nearest named colour is Plum.

Colour values

#C99CDB#C99CDB

HEX#C99CDB

RGBrgb(201, 156, 219)

RGB (0–1)0.7882, 0.6118, 0.8588

RGB percentages78.8%, 61.2%, 85.9%

HSLhsl(282.9, 46.7%, 73.5%)

HSV / HSBhsv(282.9, 28.8%, 85.9%)

CMYK8.2%, 28.8%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,212,891

CSS custom property--colour: #C99CDB;

Brightness & contrast

Relative luminance0.41309WCAG 2.x, 0 is black and 1 is white

Perceived brightness178.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 9.26:1

Contrast with white2.27:1WCAG normal text: Fail

Contrast with black9.26:1WCAG normal text: AAA

Greyscale equivalent#AAAAAA

Inverted#366324

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#93A9DEno red cones; affects about 1% of men; ΔE 23.3 from the original

Deuteranopia#9DAED9no green cones; the most common form, about 1% of men; ΔE 24.2 from the original

Tritanopia#C9A3B2no blue cones; rare, and affects men and women equally; ΔE 25.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text2.27:1WCAG large text: Fail

Contrast with black, large text9.26:1WCAG large text: AAA

Named colours

Plum · ΔE 6.6 Thistle · ΔE 24 Orchid · ΔE 29.8 Medium purple · ΔE 30.3 Violet · ΔE 30.6 Cornflower blue · ΔE 31.2

Nearest named CSS colourPlum (#DDA0DD)ΔE 6.61, clearly different but related

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#AEDB9C

Analogous#AA9CDB, #DB9CCD

Triadic#DBC99C, #9CDBC9

Split complementary#CDDB9C, #9CDBAA

Tetradic#DBAA9C, #AEDB9C, #9CCDDB

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#F2E7F6

Lighter +10%#DDC1E9

Darker −10%#B577CD

Darker −20%#A051C0

Darker −30%#853BA3

Darker −40%#672E7D

More saturated +25%#D08BEC

Less saturated −25%#C2ADCA

Channel breakdown

R201

G156

B219

Red201 (78.8%)

Green156 (61.2%)

Blue219 (85.9%)

Hue282.86°

Saturation (HSL)46.67%

Lightness73.53%

Dominant channelBlue

Hex per channelR C9 · G 9C · B DB

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C99CdB (chemical formula)

Formula
1,312.309 g/mol
101 atoms

C99CdB has a molar mass of 1,312.309 g/mol, made up of 101 atoms across 3 elements: 99 × C, 1 × Cd, 1 × B.

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Molar mass

Molar mass1,312.309 g/mol

Total atoms per molecule101

Distinct elements3

Mass of one molecule2.1791404 × 10^-21 g

Molecules per gram4.5889655 × 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

C90.6%

Cd8.6%

B0.8%

Carbon (C × 99)1,189.089 g/mol, 90.61%

Cadmium (Cd)112.41 g/mol, 8.566%

Boron (B)10.81 g/mol, 0.824%

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