Recognised as Colour

#F56577

#F56577
Red
Dark
Nearest: Light coral

#F56577 is a red with RGB values 245, 101, 119 and HSL 353°, 88%, 68%. It is a dark colour, so black text on it reaches 7:1 contrast (AAA for normal text). The nearest named colour is Light coral.

Colour values

#F56577#F56577

HEX#F56577

RGBrgb(245, 101, 119)

RGB (0–1)0.9608, 0.3961, 0.4667

RGB percentages96.1%, 39.6%, 46.7%

HSLhsl(352.5, 87.8%, 67.8%)

HSV / HSBhsv(352.5, 58.8%, 96.1%)

CMYK0%, 58.8%, 51.4%, 3.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,082,295

CSS custom property--colour: #F56577;

Brightness & contrast

Relative luminance0.30052WCAG 2.x, 0 is black and 1 is white

Perceived brightness159.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 7.01:1

Contrast with white3:1WCAG normal text: Fail

Contrast with black7.01:1WCAG normal text: AAA

Greyscale equivalent#858585

Inverted#0A9A88

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#868377no red cones; affects about 1% of men; ΔE 59.3 from the original

Deuteranopia#ABA074no green cones; the most common form, about 1% of men; ΔE 59.9 from the original

Tritanopia#FF4E6Cno blue cones; rare, and affects men and women equally; ΔE 12.4 from the original

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

Contrast with white, large text3:1WCAG large text: Fail

Contrast with black, large text7.01:1WCAG large text: AAA

Named colours

Light coral · ΔE 14.5 Indian red · ΔE 14.8 Salmon · ΔE 16.4 Pale violetred · ΔE 21.4 Crimson · ΔE 25.3 Tomato · ΔE 27.8

Nearest named CSS colourLight coral (#F08080)ΔE 14.53, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#65F5E3

Analogous#F565BF, #F59B65

Triadic#77F565, #6577F5

Split complementary#65F59B, #65BFF5

Tetradic#BFF565, #65F5E3, #9B65F5

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FEF5F6

Lighter +20%#FBC5CC

Lighter +10%#F895A1

Darker −10%#F2354D

Darker −20%#E50F2A

Darker −30%#B50C21

Darker −40%#850918

More saturated +25%#FF5B70

Less saturated −25%#E17A86

Channel breakdown

R245

G101

B119

Red245 (96.1%)

Green101 (39.6%)

Blue119 (46.7%)

Hue352.5°

Saturation (HSL)87.8%

Lightness67.84%

Dominant channelRed

Hex per channelR F5 · G 65 · B 77

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F56577 (chemical formula)

Formula
1,074,849.846 g/mol
56577 atoms

F56577 has a molar mass of 1,074,849.846 g/mol, made up of 56577 atoms across 1 element: 56577 × F.

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Molar mass

Molar mass1,074,849.846 g/mol

Total atoms per molecule56577

Distinct elements1

Mass of one molecule1.7848302 × 10^-18 g

Molecules per gram5.602774 × 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

F100%

Fluorine (F × 56577)1,074,849.846 g/mol, 100%

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Elements in this formula

Fluorine

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