Recognised as Colour

#C66371

#C66371
Red
Dark
Nearest: Indian red

#C66371 is a red with RGB values 198, 99, 113 and HSL 352°, 46%, 58%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Indian red.

Colour values

#C66371#C66371

HEX#C66371

RGBrgb(198, 99, 113)

RGB (0–1)0.7765, 0.3882, 0.4431

RGB percentages77.6%, 38.8%, 44.3%

HSLhsl(351.5, 46.5%, 58.2%)

HSV / HSBhsv(351.5, 50%, 77.6%)

CMYK0%, 50%, 42.9%, 22.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,001,585

CSS custom property--colour: #C66371;

Brightness & contrast

Relative luminance0.22122WCAG 2.x, 0 is black and 1 is white

Perceived brightness137.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.42:1

Contrast with white3.87:1WCAG normal text: Fail

Contrast with black5.42:1WCAG normal text: AA

Greyscale equivalent#797979

Inverted#399C8E

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#777571no red cones; affects about 1% of men; ΔE 41.9 from the original

Deuteranopia#90896Fno green cones; the most common form, about 1% of men; ΔE 42.9 from the original

Tritanopia#D65768no blue cones; rare, and affects men and women equally; ΔE 12 from the original

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

Contrast with white, large text3.87:1WCAG large text: AA

Contrast with black, large text5.42:1WCAG large text: AAA

Named colours

Indian red · ΔE 12.2 Pale violetred · ΔE 13 Light coral · ΔE 15.1 Salmon · ΔE 23.1 Rosy brown · ΔE 25.9 Dark salmon · ΔE 26.4

Nearest named CSS colourIndian red (#CD5C5C)ΔE 12.19, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#63C6B8

Analogous#C663A3, #C68763

Triadic#71C663, #6371C6

Split complementary#63C687, #63A3C6

Tetradic#A3C663, #63C6B8, #8663C6

Tints, shades & saturation

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

Lighter +40%#FDF8F9

Lighter +30%#EFD3D7

Lighter +20%#E1AEB5

Lighter +10%#D48893

Darker −10%#B44252

Darker −20%#8F3441

Darker −30%#692730

Darker −40%#44191F

More saturated +25%#E1485E

Less saturated −25%#AB7E84

Channel breakdown

R198

G99

B113

Red198 (77.6%)

Green99 (38.8%)

Blue113 (44.3%)

Hue351.52°

Saturation (HSL)46.48%

Lightness58.24%

Dominant channelRed

Hex per channelR C6 · G 63 · B 71

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C66371 (chemical formula)

Formula
797,182.081 g/mol
66371 atoms

C66371 has a molar mass of 797,182.081 g/mol, made up of 66371 atoms across 1 element: 66371 × C.

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Molar mass

Molar mass797,182.081 g/mol

Total atoms per molecule66371

Distinct elements1

Mass of one molecule1.323752 × 10^-18 g

Molecules per gram7.5542852 × 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 × 66371)797,182.081 g/mol, 100%

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Elements in this formula

Carbon

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