Recognised as Colour

#C21234

#C21234
Red
Dark
Nearest: Crimson

#C21234 is a red with RGB values 194, 18, 52 and HSL 348°, 83%, 42%. It is a dark colour, so white text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#C21234#C21234

HEX#C21234

RGBrgb(194, 18, 52)

RGB (0–1)0.7608, 0.0706, 0.2039

RGB percentages76.1%, 7.1%, 20.4%

HSLhsl(348.4, 83%, 41.6%)

HSV / HSBhsv(348.4, 90.7%, 76.1%)

CMYK0%, 90.7%, 73.2%, 23.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,718,644

CSS custom property--colour: #C21234;

Brightness & contrast

Relative luminance0.1215WCAG 2.x, 0 is black and 1 is white

Perceived brightness108.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.12:1

Contrast with white6.12:1WCAG normal text: AA

Contrast with black3.43:1WCAG normal text: Fail

Greyscale equivalent#3A3A3A

Inverted#3DEDCB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#514B34no red cones; affects about 1% of men; ΔE 68.4 from the original

Deuteranopia#7A6E2Eno green cones; the most common form, about 1% of men; ΔE 68.6 from the original

Tritanopia#D60023no blue cones; rare, and affects men and women equally; ΔE 16.3 from the original

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

Contrast with white, large text6.12:1WCAG large text: AAA

Contrast with black, large text3.43:1WCAG large text: AA

Named colours

Crimson · ΔE 9.2 Firebrick · ΔE 11.2 Brown · ΔE 15.1 Dark red · ΔE 21.7 Maroon · ΔE 24 Indian red · ΔE 24.3

Nearest named CSS colourCrimson (#DC143C)ΔE 9.18, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#12C2A0

Analogous#C2128C, #C24812

Triadic#34C212, #1234C2

Split complementary#12C248, #128CC2

Tetradic#8CC212, #12C2A0, #4812C2

Tints, shades & saturation

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

Lighter +40%#F7A9B8

Lighter +30%#F37A92

Lighter +20%#EE4C6B

Lighter +10%#EA1D45

Darker −10%#930E27

Darker −20%#65091B

Darker −30%#36050E

Darker −40%#070102

More saturated +25%#D40029

Less saturated −25%#A82C44

Channel breakdown

R194

G18

B52

Red194 (76.1%)

Green18 (7.1%)

Blue52 (20.4%)

Hue348.41°

Saturation (HSL)83.02%

Lightness41.57%

Dominant channelRed

Hex per channelR C2 · G 12 · B 34

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C21234 (chemical formula)

Formula
255,041.574 g/mol
21234 atoms

C21234 has a molar mass of 255,041.574 g/mol, made up of 21234 atoms across 1 element: 21234 × C.

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Molar mass

Molar mass255,041.574 g/mol

Total atoms per molecule21234

Distinct elements1

Mass of one molecule4.235065 × 10^-19 g

Molecules per gram2.3612389 × 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

C100%

Carbon (C × 21234)255,041.574 g/mol, 100%

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Elements in this formula

Carbon

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