Recognised as Colour

#C64645

#C64645
Red
Dark
Nearest: Indian red

#C64645 is a red with RGB values 198, 70, 69 and HSL 0°, 53%, 52%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Indian red.

Colour values

#C64645#C64645

HEX#C64645

RGBrgb(198, 70, 69)

RGB (0–1)0.7765, 0.2745, 0.2706

RGB percentages77.6%, 27.5%, 27.1%

HSLhsl(0.5, 53.1%, 52.4%)

HSV / HSBhsv(0.5, 65.2%, 77.6%)

CMYK0%, 64.6%, 65.2%, 22.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,994,117

CSS custom property--colour: #C64645;

Brightness & contrast

Relative luminance0.16816WCAG 2.x, 0 is black and 1 is white

Perceived brightness123 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.81:1

Contrast with white4.81:1WCAG normal text: AA

Contrast with black4.36:1WCAG normal text: Fail

Greyscale equivalent#616161

Inverted#39B9BA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#686144no red cones; affects about 1% of men; ΔE 54.6 from the original

Deuteranopia#887C41no green cones; the most common form, about 1% of men; ΔE 55 from the original

Tritanopia#D92847no blue cones; rare, and affects men and women equally; ΔE 16 from the original

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

Contrast with white, large text4.81:1WCAG large text: AAA

Contrast with black, large text4.36:1WCAG large text: AA

Named colours

Indian red · ΔE 10.3 Brown · ΔE 10.8 Firebrick · ΔE 13.7 Salmon · ΔE 20.1 Crimson · ΔE 20.7 Light coral · ΔE 21.8

Nearest named CSS colourIndian red (#CD5C5C)ΔE 10.3, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#45C5C6

Analogous#C64585, #C68745

Triadic#45C646, #4645C6

Split complementary#45C687, #4585C6

Tetradic#84C645, #45C5C6, #8745C6

Tints, shades & saturation

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

Lighter +40%#F6E1E1

Lighter +30%#EABABA

Lighter +20%#DE9493

Lighter +10%#D26D6C

Darker −10%#A53433

Darker −20%#7E2727

Darker −30%#571B1B

Darker −40%#300F0F

More saturated +25%#E42827

Less saturated −25%#A86463

Channel breakdown

R198

G70

B69

Red198 (77.6%)

Green70 (27.5%)

Blue69 (27.1%)

Hue0.47°

Saturation (HSL)53.09%

Lightness52.35%

Dominant channelRed

Hex per channelR C6 · G 46 · B 45

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C64645 (chemical formula)

Formula
776,451.095 g/mol
64645 atoms

C64645 has a molar mass of 776,451.095 g/mol, made up of 64645 atoms across 1 element: 64645 × C.

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Molar mass

Molar mass776,451.095 g/mol

Total atoms per molecule64645

Distinct elements1

Mass of one molecule1.2893274 × 10^-18 g

Molecules per gram7.7559821 × 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 × 64645)776,451.095 g/mol, 100%

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Elements in this formula

Carbon

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