Recognised as Colour

#AC2267

#AC2267
Red
Dark
Nearest: Medium violet red

#AC2267 is a red with RGB values 172, 34, 103 and HSL 330°, 67%, 40%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Medium violet red.

Colour values

#AC2267#AC2267

HEX#AC2267

RGBrgb(172, 34, 103)

RGB (0–1)0.6745, 0.1333, 0.4039

RGB percentages67.5%, 13.3%, 40.4%

HSLhsl(330, 67%, 40.4%)

HSV / HSBhsv(330, 80.2%, 67.5%)

CMYK0%, 80.2%, 40.1%, 32.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,280,999

CSS custom property--colour: #AC2267;

Brightness & contrast

Relative luminance0.10894WCAG 2.x, 0 is black and 1 is white

Perceived brightness103.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.61:1

Contrast with white6.61:1WCAG normal text: AA

Contrast with black3.18:1WCAG normal text: Fail

Greyscale equivalent#444444

Inverted#53DD98

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#404D69no red cones; affects about 1% of men; ΔE 57.9 from the original

Deuteranopia#676664no green cones; the most common form, about 1% of men; ΔE 59.2 from the original

Tritanopia#BA0842no blue cones; rare, and affects men and women equally; ΔE 24.8 from the original

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

Contrast with white, large text6.61:1WCAG large text: AAA

Contrast with black, large text3.18:1WCAG large text: AA

Named colours

Medium violet red · ΔE 16.7 Pale violetred · ΔE 25.6 Hot pink · ΔE 27.2 Deep pink · ΔE 30.7 Purple · ΔE 32.8 Indian red · ΔE 33.6

Nearest named CSS colourMedium violet red (#C71585)ΔE 16.72, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#22AC67

Analogous#AC22AC, #AC2222

Triadic#67AC22, #2267AC

Split complementary#22AC22, #22ACAC

Tetradic#ACAC22, #22AC67, #2222AC

Tints, shades & saturation

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

Lighter +40%#EEACCD

Lighter +30%#E681B3

Lighter +20%#DE569A

Lighter +10%#D52C81

Darker −10%#811A4E

Darker −20%#571134

Darker −30%#2C091A

Darker −40%#020001

More saturated +25%#C60867

Less saturated −25%#923C67

Channel breakdown

R172

G34

B103

Red172 (67.5%)

Green34 (13.3%)

Blue103 (40.4%)

Hue330°

Saturation (HSL)66.99%

Lightness40.39%

Dominant channelRed

Hex per channelR AC · G 22 · B 67

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Ac2267 (chemical formula)

Formula
514,609 g/mol
2267 atoms

Ac2267 has a molar mass of 514,609 g/mol, made up of 2267 atoms across 1 element: 2267 × Ac.

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Molar mass

Molar mass514,609 g/mol

Total atoms per molecule2267

Distinct elements1

Mass of one molecule8.5452835 × 10^-19 g

Molecules per gram1.1702362 × 10^18

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 × 2267)514,609 g/mol, 100%

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Elements in this formula

Actinium

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