Recognised as Colour

#CA9CF7

#CA9CF7
Violet
Dark
Nearest: Plum

#CA9CF7 is a violet with RGB values 202, 156, 247 and HSL 270°, 85%, 79%. It is a dark colour, so black text on it reaches 9.6:1 contrast (AAA for normal text). The nearest named colour is Plum.

Colour values

#CA9CF7#CA9CF7

HEX#CA9CF7

RGBrgb(202, 156, 247)

RGB (0–1)0.7922, 0.6118, 0.9686

RGB percentages79.2%, 61.2%, 96.9%

HSLhsl(270.3, 85%, 79%)

HSV / HSBhsv(270.3, 36.8%, 96.9%)

CMYK18.2%, 36.8%, 0%, 3.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,278,455

CSS custom property--colour: #CA9CF7;

Brightness & contrast

Relative luminance0.43049WCAG 2.x, 0 is black and 1 is white

Perceived brightness182.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 9.61:1

Contrast with white2.19:1WCAG normal text: Fail

Contrast with black9.61:1WCAG normal text: AAA

Greyscale equivalent#ACACAC

Inverted#356308

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#89AEFAno red cones; affects about 1% of men; ΔE 27.2 from the original

Deuteranopia#93B0F4no green cones; the most common form, about 1% of men; ΔE 27.4 from the original

Tritanopia#C4AABEno blue cones; rare, and affects men and women equally; ΔE 38.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text2.19:1WCAG large text: Fail

Contrast with black, large text9.61:1WCAG large text: AAA

Named colours

Plum · ΔE 17.3 Medium purple · ΔE 20.1 Violet · ΔE 22.5 Orchid · ΔE 23.4 Cornflower blue · ΔE 28.5 Medium orchid · ΔE 31.9

Nearest named CSS colourPlum (#DDA0DD)ΔE 17.26, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#C9F79C

Analogous#9D9CF7, #F79CF7

Triadic#F7CA9C, #9CF7CA

Split complementary#F7F79C, #9CF79C

Tetradic#F79C9C, #C9F79C, #9CF7F7

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#FDFAFF

Lighter +10%#E3CBFB

Darker −10%#B16DF3

Darker −20%#973EEF

Darker −30%#7E13E7

Darker −40%#640FB8

More saturated +25%#CA94FF

Less saturated −25%#CAA9EA

Channel breakdown

R202

G156

B247

Red202 (79.2%)

Green156 (61.2%)

Blue247 (96.9%)

Hue270.33°

Saturation (HSL)85.05%

Lightness79.02%

Dominant channelBlue

Hex per channelR CA · G 9C · B F7

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Ca9CF7 (chemical formula)

Formula
505.699 g/mol
17 atoms

Ca9CF7 has a molar mass of 505.699 g/mol, made up of 17 atoms across 3 elements: 9 × Ca, 1 × C, 7 × F.

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Molar mass

Molar mass505.699 g/mol

Total atoms per molecule17

Distinct elements3

Mass of one molecule8.3973295 × 10^-22 g

Molecules per gram1.1908548 × 10^21

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

Ca71.3%

C2.4%

F26.3%

Calcium (Ca × 9)360.702 g/mol, 71.327%

Carbon (C)12.011 g/mol, 2.375%

Fluorine (F × 7)132.986 g/mol, 26.297%

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