Recognised as Colour

#AC165F

#AC165F
Red
Dark
Nearest: Medium violet red

#AC165F is a red with RGB values 172, 22, 95 and HSL 331°, 77%, 38%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Medium violet red.

Colour values

#AC165F#AC165F

HEX#AC165F

RGBrgb(172, 22, 95)

RGB (0–1)0.6745, 0.0863, 0.3725

RGB percentages67.5%, 8.6%, 37.3%

HSLhsl(330.8, 77.3%, 38%)

HSV / HSBhsv(330.8, 87.2%, 67.5%)

CMYK0%, 87.2%, 44.8%, 32.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,277,919

CSS custom property--colour: #AC165F;

Brightness & contrast

Relative luminance0.10171WCAG 2.x, 0 is black and 1 is white

Perceived brightness100.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.92:1

Contrast with white6.92:1WCAG normal text: AA

Contrast with black3.03:1WCAG normal text: Fail

Greyscale equivalent#3B3B3B

Inverted#53E9A0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3E4861no red cones; affects about 1% of men; ΔE 60.2 from the original

Deuteranopia#66645Cno green cones; the most common form, about 1% of men; ΔE 62.1 from the original

Tritanopia#BB003Ano blue cones; rare, and affects men and women equally; ΔE 26.2 from the original

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

Contrast with white, large text6.92:1WCAG large text: AAA

Contrast with black, large text3.03:1WCAG large text: AA

Named colours

Medium violet red · ΔE 18 Pale violetred · ΔE 27.2 Hot pink · ΔE 28.9 Deep pink · ΔE 29.9 Indian red · ΔE 32.6 Brown · ΔE 34.3

Nearest named CSS colourMedium violet red (#C71585)ΔE 17.98, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#16AC63

Analogous#AC16AA, #AC1816

Triadic#5FAC16, #165FAC

Split complementary#16AC18, #16AAAC

Tetradic#AAAC16, #16AC63, #1816AC

Tints, shades & saturation

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

Lighter +40%#F29CC6

Lighter +30%#ED6EAC

Lighter +20%#E74192

Lighter +10%#D91C78

Darker −10%#7F1046

Darker −20%#520A2D

Darker −30%#240514

Darker −40%#000000

More saturated +25%#C2005E

Less saturated −25%#942E60

Channel breakdown

R172

G22

B95

Red172 (67.5%)

Green22 (8.6%)

Blue95 (37.3%)

Hue330.8°

Saturation (HSL)77.32%

Lightness38.04%

Dominant channelRed

Hex per channelR AC · G 16 · B 5F

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Ac165F (chemical formula)

Formula
37,473.998 g/mol
166 atoms

Ac165F has a molar mass of 37,473.998 g/mol, made up of 166 atoms across 2 elements: 165 × Ac, 1 × F.

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Molar mass

Molar mass37,473.998 g/mol

Total atoms per molecule166

Distinct elements2

Mass of one molecule6.2227038 × 10^-20 g

Molecules per gram1.6070185 × 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

Ac99.9%

F0.1%

Actinium (Ac × 165)37,455 g/mol, 99.949%

Fluorine (F)18.998 g/mol, 0.051%

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