Recognised as Colour

#CE1945

#CE1945
Red
Dark
Nearest: Crimson

#CE1945 is a red with RGB values 206, 25, 69 and HSL 345°, 78%, 45%. It is a dark colour, so white text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#CE1945#CE1945

HEX#CE1945

RGBrgb(206, 25, 69)

RGB (0–1)0.8078, 0.098, 0.2706

RGB percentages80.8%, 9.8%, 27.1%

HSLhsl(345.4, 78.4%, 45.3%)

HSV / HSBhsv(345.4, 87.9%, 80.8%)

CMYK0%, 87.9%, 66.5%, 19.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,506,885

CSS custom property--colour: #CE1945;

Brightness & contrast

Relative luminance0.14247WCAG 2.x, 0 is black and 1 is white

Perceived brightness116.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.46:1

Contrast with white5.46:1WCAG normal text: AA

Contrast with black3.85:1WCAG normal text: Fail

Greyscale equivalent#434343

Inverted#31E6BA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#565245no red cones; affects about 1% of men; ΔE 70.5 from the original

Deuteranopia#827640no green cones; the most common form, about 1% of men; ΔE 70.7 from the original

Tritanopia#E2002Eno blue cones; rare, and affects men and women equally; ΔE 19.5 from the original

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

Contrast with white, large text5.46:1WCAG large text: AAA

Contrast with black, large text3.85:1WCAG large text: AA

Named colours

Crimson · ΔE 10.2 Firebrick · ΔE 18.1 Brown · ΔE 19.7 Indian red · ΔE 24 Dark red · ΔE 28.5 Tomato · ΔE 29.6

Nearest named CSS colourCrimson (#DC143C)ΔE 10.21, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#19CEA2

Analogous#CE199F, #CE4819

Triadic#45CE19, #1945CE

Split complementary#19CE48, #199FCE

Tetradic#9FCE19, #19CEA2, #4819CE

Tints, shades & saturation

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

Lighter +40%#F7BCCA

Lighter +30%#F18FA7

Lighter +20%#EC6183

Lighter +10%#E6345F

Darker −10%#A11336

Darker −20%#730E27

Darker −30%#460817

Darker −40%#180308

More saturated +25%#E70038

Less saturated −25%#B13654

Channel breakdown

R206

G25

B69

Red206 (80.8%)

Green25 (9.8%)

Blue69 (27.1%)

Hue345.41°

Saturation (HSL)78.35%

Lightness45.29%

Dominant channelRed

Hex per channelR CE · G 19 · B 45

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Ce1945 (chemical formula)

Formula
272,533.4 g/mol
1945 atoms

Ce1945 has a molar mass of 272,533.4 g/mol, made up of 1945 atoms across 1 element: 1945 × Ce.

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Molar mass

Molar mass272,533.4 g/mol

Total atoms per molecule1945

Distinct elements1

Mass of one molecule4.5255236 × 10^-19 g

Molecules per gram2.2096891 × 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 × 1945)272,533.4 g/mol, 100%

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Elements in this formula

Cerium

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