Recognised as Colour

#C54920

#C54920
Red
Dark
Nearest: Chocolate

#C54920 is a red with RGB values 197, 73, 32 and HSL 15°, 72%, 45%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#C54920#C54920

HEX#C54920

RGBrgb(197, 73, 32)

RGB (0–1)0.7725, 0.2863, 0.1255

RGB percentages77.3%, 28.6%, 12.5%

HSLhsl(14.9, 72.1%, 44.9%)

HSV / HSBhsv(14.9, 83.8%, 77.3%)

CMYK0%, 62.9%, 83.8%, 22.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,929,312

CSS custom property--colour: #C54920;

Brightness & contrast

Relative luminance0.1674WCAG 2.x, 0 is black and 1 is white

Perceived brightness121.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.83:1

Contrast with white4.83:1WCAG normal text: AA

Contrast with black4.35:1WCAG normal text: Fail

Greyscale equivalent#606060

Inverted#3AB6DF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6D6019no red cones; affects about 1% of men; ΔE 52.1 from the original

Deuteranopia#8B7C1Ano green cones; the most common form, about 1% of men; ΔE 52.8 from the original

Tritanopia#D92741no blue cones; rare, and affects men and women equally; ΔE 25.6 from the original

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

Contrast with white, large text4.83:1WCAG large text: AAA

Contrast with black, large text4.35:1WCAG large text: AA

Named colours

Chocolate · ΔE 15.8 Firebrick · ΔE 16.1 Tomato · ΔE 17.7 Coral · ΔE 19.5 Brown · ΔE 20.6 Dark red · ΔE 21.3

Nearest named CSS colourChocolate (#D2691E)ΔE 15.79, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#209CC5

Analogous#C5204A, #C59B20

Triadic#20C549, #4920C5

Split complementary#20C59B, #204AC5

Tetradic#4AC520, #209CC5, #9B20C5

Tints, shades & saturation

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

Lighter +40%#F4CBBD

Lighter +30%#EDA891

Lighter +20%#E68565

Lighter +10%#DF6239

Darker −10%#993919

Darker −20%#6D2812

Darker −30%#41180B

Darker −40%#160803

More saturated +25%#E23B03

Less saturated −25%#A8573D

Channel breakdown

R197

G73

B32

Red197 (77.3%)

Green73 (28.6%)

Blue32 (12.5%)

Hue14.91°

Saturation (HSL)72.05%

Lightness44.9%

Dominant channelRed

Hex per channelR C5 · G 49 · B 20

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C54920 (chemical formula)

Formula
659,644.12 g/mol
54920 atoms

C54920 has a molar mass of 659,644.12 g/mol, made up of 54920 atoms across 1 element: 54920 × C.

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Molar mass

Molar mass659,644.12 g/mol

Total atoms per molecule54920

Distinct elements1

Mass of one molecule1.0953648 × 10^-18 g

Molecules per gram9.1293784 × 10^17

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 × 54920)659,644.12 g/mol, 100%

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Elements in this formula

Carbon

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