Recognised as Colour

#AC72C6

#AC72C6
Violet
Dark
Nearest: Medium purple

#AC72C6 is a violet with RGB values 172, 114, 198 and HSL 281°, 42%, 61%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Medium purple.

Colour values

#AC72C6#AC72C6

HEX#AC72C6

RGBrgb(172, 114, 198)

RGB (0–1)0.6745, 0.4471, 0.7765

RGB percentages67.5%, 44.7%, 77.6%

HSLhsl(281.4, 42.4%, 61.2%)

HSV / HSBhsv(281.4, 42.4%, 77.6%)

CMYK13.1%, 42.4%, 0%, 22.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,301,574

CSS custom property--colour: #AC72C6;

Brightness & contrast

Relative luminance0.24883WCAG 2.x, 0 is black and 1 is white

Perceived brightness144.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.98:1

Contrast with white3.51:1WCAG normal text: Fail

Contrast with black5.98:1WCAG normal text: AA

Greyscale equivalent#848484

Inverted#538D39

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6385C9no red cones; affects about 1% of men; ΔE 30.8 from the original

Deuteranopia#728AC4no green cones; the most common form, about 1% of men; ΔE 31.3 from the original

Tritanopia#AA7E93no blue cones; rare, and affects men and women equally; ΔE 34.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.51:1WCAG large text: AA

Contrast with black, large text5.98:1WCAG large text: AAA

Named colours

Medium purple · ΔE 15.4 Orchid · ΔE 18.5 Plum · ΔE 21.5 Violet · ΔE 22.7 Medium orchid · ΔE 25 Slate blue · ΔE 25.7

Nearest named CSS colourMedium purple (#9370DB)ΔE 15.36, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#8CC672

Analogous#8272C6, #C672B6

Triadic#C6AC72, #72C6AC

Split complementary#B6C672, #72C682

Tetradic#C68272, #8CC672, #72B6C6

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#ECDFF2

Lighter +20%#D7BBE3

Lighter +10%#C196D5

Darker −10%#974EB7

Darker −20%#7A3C96

Darker −30%#5C2E71

Darker −40%#3F1F4D

More saturated +25%#B559DF

Less saturated −25%#A38BAD

Channel breakdown

R172

G114

B198

Red172 (67.5%)

Green114 (44.7%)

Blue198 (77.6%)

Hue281.43°

Saturation (HSL)42.42%

Lightness61.18%

Dominant channelBlue

Hex per channelR AC · G 72 · B C6

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Ac72C6 (chemical formula)

Formula
16,416.066 g/mol
78 atoms

Ac72C6 has a molar mass of 16,416.066 g/mol, made up of 78 atoms across 2 elements: 72 × Ac, 6 × C.

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Molar mass

Molar mass16,416.066 g/mol

Total atoms per molecule78

Distinct elements2

Mass of one molecule2.7259519 × 10^-20 g

Molecules per gram3.6684433 × 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

Ac99.6%

C0.4%

Actinium (Ac × 72)16,344 g/mol, 99.561%

Carbon (C × 6)72.066 g/mol, 0.439%

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