Recognised as Colour

#AC3299

#AC3299
Magenta
Dark
Nearest: Dark magenta

#AC3299 is a magenta with RGB values 172, 50, 153 and HSL 309°, 55%, 44%. It is a dark colour, so white text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Dark magenta.

Colour values

#AC3299#AC3299

HEX#AC3299

RGBrgb(172, 50, 153)

RGB (0–1)0.6745, 0.1961, 0.6

RGB percentages67.5%, 19.6%, 60%

HSLhsl(309.3, 55%, 43.5%)

HSV / HSBhsv(309.3, 70.9%, 67.5%)

CMYK0%, 70.9%, 11%, 32.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,285,145

CSS custom property--colour: #AC3299;

Brightness & contrast

Relative luminance0.13352WCAG 2.x, 0 is black and 1 is white

Perceived brightness113.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.72:1

Contrast with white5.72:1WCAG normal text: AA

Contrast with black3.67:1WCAG normal text: Fail

Greyscale equivalent#535353

Inverted#53CD66

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#315B9Cno red cones; affects about 1% of men; ΔE 53.6 from the original

Deuteranopia#5C6D96no green cones; the most common form, about 1% of men; ΔE 56 from the original

Tritanopia#B43B61no blue cones; rare, and affects men and women equally; ΔE 36.2 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text5.72:1WCAG large text: AAA

Contrast with black, large text3.67:1WCAG large text: AA

Named colours

Dark magenta · ΔE 14 Purple · ΔE 15 Medium violet red · ΔE 18.5 Medium orchid · ΔE 20.3 Orchid · ΔE 20.6 Rebecca purple · ΔE 26.4

Nearest named CSS colourDark magenta (#8B008B)ΔE 14.04, a distinctly different colour

Hue familymagenta

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#32AC45

Analogous#8232AC, #AC325C

Triadic#99AC32, #3299AC

Split complementary#5CAC32, #32AC82

Tetradic#AC8232, #32AC45, #325CAC

Tints, shades & saturation

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

Lighter +40%#ECBEE5

Lighter +30%#E196D5

Lighter +20%#D56FC5

Lighter +10%#CA47B5

Darker −10%#842776

Darker −20%#5D1B53

Darker −30%#351030

Darker −40%#0E040C

More saturated +25%#C816AC

Less saturated −25%#904E86

Channel breakdown

R172

G50

B153

Red172 (67.5%)

Green50 (19.6%)

Blue153 (60%)

Hue309.34°

Saturation (HSL)54.95%

Lightness43.53%

Dominant channelRed

Hex per channelR AC · G 32 · B 99

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Ac3299 (chemical formula)

Formula
748,873 g/mol
3299 atoms

Ac3299 has a molar mass of 748,873 g/mol, made up of 3299 atoms across 1 element: 3299 × Ac.

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Molar mass

Molar mass748,873 g/mol

Total atoms per molecule3299

Distinct elements1

Mass of one molecule1.2435329 × 10^-18 g

Molecules per gram8.0416049 × 10^17

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

Ac100%

Actinium (Ac × 3299)748,873 g/mol, 100%

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Elements in this formula

Actinium

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