Recognised as Colour

#AC4465

#AC4465
Red
Dark
Nearest: Pale violetred

#AC4465 is a red with RGB values 172, 68, 101 and HSL 341°, 43%, 47%. It is a dark colour, so white text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Pale violetred.

Colour values

#AC4465#AC4465

HEX#AC4465

RGBrgb(172, 68, 101)

RGB (0–1)0.6745, 0.2667, 0.3961

RGB percentages67.5%, 26.7%, 39.6%

HSLhsl(341, 43.3%, 47.1%)

HSV / HSBhsv(341, 60.5%, 67.5%)

CMYK0%, 60.5%, 41.3%, 32.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,289,701

CSS custom property--colour: #AC4465;

Brightness & contrast

Relative luminance0.13844WCAG 2.x, 0 is black and 1 is white

Perceived brightness112.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.57:1

Contrast with white5.57:1WCAG normal text: AA

Contrast with black3.77:1WCAG normal text: Fail

Greyscale equivalent#5C5C5C

Inverted#53BB9A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#585B66no red cones; affects about 1% of men; ΔE 45.7 from the original

Deuteranopia#737063no green cones; the most common form, about 1% of men; ΔE 47.3 from the original

Tritanopia#BA3951no blue cones; rare, and affects men and women equally; ΔE 14.9 from the original

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

Contrast with white, large text5.57:1WCAG large text: AAA

Contrast with black, large text3.77:1WCAG large text: AA

Named colours

Pale violetred · ΔE 16.7 Indian red · ΔE 21.4 Light coral · ΔE 27.9 Brown · ΔE 28.7 Medium violet red · ΔE 31.1 Hot pink · ΔE 31.5

Nearest named CSS colourPale violetred (#DB7093)ΔE 16.74, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#44AC8B

Analogous#AC4499, #AC5744

Triadic#65AC44, #4465AC

Split complementary#44AC57, #4499AC

Tetradic#99AC44, #44AC8B, #5744AC

Tints, shades & saturation

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

Lighter +40%#ECD0D9

Lighter +30%#DEABBB

Lighter +20%#CF879E

Lighter +10%#C16280

Darker −10%#873650

Darker −20%#63273A

Darker −30%#3E1925

Darker −40%#1A0A0F

More saturated +25%#CA265A

Less saturated −25%#8E6270

Channel breakdown

R172

G68

B101

Red172 (67.5%)

Green68 (26.7%)

Blue101 (39.6%)

Hue340.96°

Saturation (HSL)43.33%

Lightness47.06%

Dominant channelRed

Hex per channelR AC · G 44 · B 65

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Ac4465 (chemical formula)

Formula
1,013,555 g/mol
4465 atoms

Ac4465 has a molar mass of 1,013,555 g/mol, made up of 4465 atoms across 1 element: 4465 × Ac.

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Molar mass

Molar mass1,013,555 g/mol

Total atoms per molecule4465

Distinct elements1

Mass of one molecule1.6830477 × 10^-18 g

Molecules per gram5.9416023 × 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 × 4465)1,013,555 g/mol, 100%

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Elements in this formula

Actinium

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