Recognised as Colour

#CE2566

#CE2566
Red
Dark
Nearest: Medium violet red

#CE2566 is a red with RGB values 206, 37, 102 and HSL 337°, 70%, 48%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Medium violet red.

Colour values

#CE2566#CE2566

HEX#CE2566

RGBrgb(206, 37, 102)

RGB (0–1)0.8078, 0.1451, 0.4

RGB percentages80.8%, 14.5%, 40%

HSLhsl(336.9, 69.5%, 47.6%)

HSV / HSBhsv(336.9, 82%, 80.8%)

CMYK0%, 82%, 50.5%, 19.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,509,990

CSS custom property--colour: #CE2566;

Brightness & contrast

Relative luminance0.15404WCAG 2.x, 0 is black and 1 is white

Perceived brightness121.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.15:1

Contrast with white5.15:1WCAG normal text: AA

Contrast with black4.08:1WCAG normal text: Fail

Greyscale equivalent#4E4E4E

Inverted#31DA99

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#535867no red cones; affects about 1% of men; ΔE 67.5 from the original

Deuteranopia#7F7962no green cones; the most common form, about 1% of men; ΔE 69 from the original

Tritanopia#E10043no blue cones; rare, and affects men and women equally; ΔE 25.2 from the original

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

Contrast with white, large text5.15:1WCAG large text: AAA

Contrast with black, large text4.08:1WCAG large text: AA

Named colours

Medium violet red · ΔE 21.8 Deep pink · ΔE 23.6 Hot pink · ΔE 25.7 Pale violetred · ΔE 26.2 Crimson · ΔE 27.8 Indian red · ΔE 28

Nearest named CSS colourMedium violet red (#C71585)ΔE 21.83, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#25CE8D

Analogous#CE25BB, #CE3825

Triadic#66CE25, #2566CE

Split complementary#25CE38, #25BBCE

Tetradic#BBCE25, #25CE8D, #3825CE

Tints, shades & saturation

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

Lighter +40%#F5CADA

Lighter +30%#EE9EBD

Lighter +20%#E6739F

Lighter +10%#DE4882

Darker −10%#A31D51

Darker −20%#78153B

Darker −30%#4C0E26

Darker −40%#210610

More saturated +25%#EC075F

Less saturated −25%#B0436D

Channel breakdown

R206

G37

B102

Red206 (80.8%)

Green37 (14.5%)

Blue102 (40%)

Hue336.92°

Saturation (HSL)69.55%

Lightness47.65%

Dominant channelRed

Hex per channelR CE · G 25 · B 66

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Ce2566 (chemical formula)

Formula
359,547.92 g/mol
2566 atoms

Ce2566 has a molar mass of 359,547.92 g/mol, made up of 2566 atoms across 1 element: 2566 × Ce.

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Molar mass

Molar mass359,547.92 g/mol

Total atoms per molecule2566

Distinct elements1

Mass of one molecule5.9704337 × 10^-19 g

Molecules per gram1.6749202 × 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

Ce100%

Cerium (Ce × 2566)359,547.92 g/mol, 100%

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Elements in this formula

Cerium

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