Recognised as Colour

#AC8090

#AC8090
Red
Dark
Nearest: Rosy brown

#AC8090 is a red with RGB values 172, 128, 144 and HSL 338°, 21%, 59%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Rosy brown.

Colour values

#AC8090#AC8090

HEX#AC8090

RGBrgb(172, 128, 144)

RGB (0–1)0.6745, 0.502, 0.5647

RGB percentages67.5%, 50.2%, 56.5%

HSLhsl(338.2, 21%, 58.8%)

HSV / HSBhsv(338.2, 25.6%, 67.5%)

CMYK0%, 25.6%, 16.3%, 32.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,305,104

CSS custom property--colour: #AC8090;

Brightness & contrast

Relative luminance0.26223WCAG 2.x, 0 is black and 1 is white

Perceived brightness144.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.24:1

Contrast with white3.36:1WCAG normal text: Fail

Contrast with black6.24:1WCAG normal text: AA

Greyscale equivalent#8B8B8B

Inverted#537F6F

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#858891no red cones; affects about 1% of men; ΔE 19.1 from the original

Deuteranopia#8F8F8Fno green cones; the most common form, about 1% of men; ΔE 19.6 from the original

Tritanopia#B37E85no blue cones; rare, and affects men and women equally; ΔE 6.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.36:1WCAG large text: AA

Contrast with black, large text6.24:1WCAG large text: AAA

Named colours

Rosy brown · ΔE 10.4 Gray · ΔE 20.2 Dark grey · ΔE 22.5 Light slate grey · ΔE 23.7 Thistle · ΔE 23.9 Slate grey · ΔE 23.9

Nearest named CSS colourRosy brown (#BC8F8F)ΔE 10.4, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#80AC9C

Analogous#AC80A6, #AC8680

Triadic#90AC80, #8090AC

Split complementary#80AC86, #80A6AC

Tetradic#A6AC80, #80AC9C, #8680AC

Tints, shades & saturation

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

Lighter +40%#FDFBFC

Lighter +30%#E8DDE1

Lighter +20%#D4BEC6

Lighter +10%#C09FAB

Darker −10%#976275

Darker −20%#784E5D

Darker −30%#593A45

Darker −40%#3A262D

More saturated +25%#C66689

Less saturated −25%#969696

Channel breakdown

R172

G128

B144

Red172 (67.5%)

Green128 (50.2%)

Blue144 (56.5%)

Hue338.18°

Saturation (HSL)20.95%

Lightness58.82%

Dominant channelRed

Hex per channelR AC · G 80 · B 90

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Ac8090 (chemical formula)

Formula
1,836,430 g/mol
8090 atoms

Ac8090 has a molar mass of 1,836,430 g/mol, made up of 8090 atoms across 1 element: 8090 × Ac.

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Molar mass

Molar mass1,836,430 g/mol

Total atoms per molecule8090

Distinct elements1

Mass of one molecule3.0494638 × 10^-18 g

Molecules per gram3.2792651 × 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 × 8090)1,836,430 g/mol, 100%

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Elements in this formula

Actinium

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