Recognised as Colour

#CC2443

#CC2443
Red
Dark
Nearest: Crimson

#CC2443 is a red with RGB values 204, 36, 67 and HSL 349°, 70%, 47%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#CC2443#CC2443

HEX#CC2443

RGBrgb(204, 36, 67)

RGB (0–1)0.8, 0.1412, 0.2627

RGB percentages80%, 14.1%, 26.3%

HSLhsl(348.9, 70%, 47.1%)

HSV / HSBhsv(348.9, 82.4%, 80%)

CMYK0%, 82.4%, 67.2%, 20%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,378,627

CSS custom property--colour: #CC2443;

Brightness & contrast

Relative luminance0.14504WCAG 2.x, 0 is black and 1 is white

Perceived brightness117.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.38:1

Contrast with white5.38:1WCAG normal text: AA

Contrast with black3.9:1WCAG normal text: Fail

Greyscale equivalent#4A4A4A

Inverted#33DBBC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#595443no red cones; affects about 1% of men; ΔE 67.7 from the original

Deuteranopia#82773Eno green cones; the most common form, about 1% of men; ΔE 68.5 from the original

Tritanopia#E00032no blue cones; rare, and affects men and women equally; ΔE 16.7 from the original

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

Contrast with white, large text5.38:1WCAG large text: AAA

Contrast with black, large text3.9:1WCAG large text: AA

Named colours

Crimson · ΔE 10.4 Firebrick · ΔE 15.3 Brown · ΔE 16.8 Indian red · ΔE 21.4 Dark red · ΔE 26.2 Tomato · ΔE 27.4

Nearest named CSS colourCrimson (#DC143C)ΔE 10.35, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#24CCAD

Analogous#CC2497, #CC5924

Triadic#43CC24, #2443CC

Split complementary#24CC59, #2497CC

Tetradic#97CC24, #24CCAD, #5924CC

Tints, shades & saturation

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

Lighter +40%#F5C7CF

Lighter +30%#ED9CAB

Lighter +20%#E67086

Lighter +10%#DE4561

Darker −10%#A11C35

Darker −20%#751527

Darker −30%#4A0D18

Darker −40%#1F050A

More saturated +25%#EA0630

Less saturated −25%#AE4256

Channel breakdown

R204

G36

B67

Red204 (80%)

Green36 (14.1%)

Blue67 (26.3%)

Hue348.93°

Saturation (HSL)70%

Lightness47.06%

Dominant channelRed

Hex per channelR CC · G 24 · B 43

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Harmonies

Lighter and darker

Similar named colours

Also reads as

CC2443 (chemical formula)

Formula
29,354.884 g/mol
2444 atoms

CC2443 has a molar mass of 29,354.884 g/mol, made up of 2444 atoms across 1 element: 2444 × C.

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Molar mass

Molar mass29,354.884 g/mol

Total atoms per molecule2444

Distinct elements1

Mass of one molecule4.8744932 × 10^-20 g

Molecules per gram2.0514953 × 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

C100%

Carbon (C × 2444)29,354.884 g/mol, 100%

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Elements in this formula

Carbon

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