Recognised as Colour

#AC76FB

#AC76FB
Violet
Dark
Nearest: Medium slateblue

#AC76FB is a violet with RGB values 172, 118, 251 and HSL 264°, 94%, 72%. It is a dark colour, so black text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#AC76FB#AC76FB

HEX#AC76FB

RGBrgb(172, 118, 251)

RGB (0–1)0.6745, 0.4627, 0.9843

RGB percentages67.5%, 46.3%, 98.4%

HSLhsl(264.4, 94.3%, 72.4%)

HSV / HSBhsv(264.4, 53%, 98.4%)

CMYK31.5%, 53%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,302,651

CSS custom property--colour: #AC76FB;

Brightness & contrast

Relative luminance0.28693WCAG 2.x, 0 is black and 1 is white

Perceived brightness155.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.74:1

Contrast with white3.12:1WCAG normal text: Fail

Contrast with black6.74:1WCAG normal text: AA

Greyscale equivalent#8B8B8B

Inverted#538904

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4392FFno red cones; affects about 1% of men; ΔE 35.8 from the original

Deuteranopia#5391F8no green cones; the most common form, about 1% of men; ΔE 35.4 from the original

Tritanopia#9C90ADno blue cones; rare, and affects men and women equally; ΔE 58.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.12:1WCAG large text: AA

Contrast with black, large text6.74:1WCAG large text: AAA

Named colours

Medium slateblue · ΔE 12.5 Medium purple · ΔE 15.1 Medium orchid · ΔE 17.6 Slate blue · ΔE 19.2 Dark orchid · ΔE 24.5 Violet · ΔE 25.5

Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 12.46, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#C5FB76

Analogous#7683FB, #EE76FB

Triadic#FBAC76, #76FBAC

Split complementary#FBEE76, #83FB76

Tetradic#FB7682, #C5FB76, #76FBEE

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#E8D9FE

Lighter +10%#CAA8FC

Darker −10%#8E44FA

Darker −20%#7013F8

Darker −30%#5906D2

Darker −40%#4405A0

More saturated +25%#AB72FF

Less saturated −25%#AF88E9

Channel breakdown

R172

G118

B251

Red172 (67.5%)

Green118 (46.3%)

Blue251 (98.4%)

Hue264.36°

Saturation (HSL)94.33%

Lightness72.35%

Dominant channelBlue

Hex per channelR AC · G 76 · B FB

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Ac76FB (chemical formula)

Formula
17,281.808 g/mol
78 atoms

Ac76FB has a molar mass of 17,281.808 g/mol, made up of 78 atoms across 3 elements: 76 × Ac, 1 × F, 1 × B.

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Molar mass

Molar mass17,281.808 g/mol

Total atoms per molecule78

Distinct elements3

Mass of one molecule2.8697117 × 10^-20 g

Molecules per gram3.4846706 × 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

Ac99.8%

F0.1%

B0.1%

Actinium (Ac × 76)17,252 g/mol, 99.828%

Fluorine (F)18.998 g/mol, 0.11%

Boron (B)10.81 g/mol, 0.063%

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