Recognised as Colour

#F17983

#F17983
Red
Dark
Nearest: Light coral

#F17983 is a red with RGB values 241, 121, 131 and HSL 355°, 81%, 71%. It is a dark colour, so black text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Light coral.

Colour values

#F17983#F17983

HEX#F17983

RGBrgb(241, 121, 131)

RGB (0–1)0.9451, 0.4745, 0.5137

RGB percentages94.5%, 47.5%, 51.4%

HSLhsl(355, 81.1%, 71%)

HSV / HSBhsv(355, 49.8%, 94.5%)

CMYK0%, 49.8%, 45.6%, 5.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,825,283

CSS custom property--colour: #F17983;

Brightness & contrast

Relative luminance0.34014WCAG 2.x, 0 is black and 1 is white

Perceived brightness167.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 7.8:1

Contrast with white2.69:1WCAG normal text: Fail

Contrast with black7.8:1WCAG normal text: AAA

Greyscale equivalent#939393

Inverted#0E867C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#928F83no red cones; affects about 1% of men; ΔE 49.3 from the original

Deuteranopia#B0A781no green cones; the most common form, about 1% of men; ΔE 50.2 from the original

Tritanopia#FF697Dno 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 text2.69:1WCAG large text: Fail

Contrast with black, large text7.8:1WCAG large text: AAA

Named colours

Light coral · ΔE 5.4 Salmon · ΔE 13.1 Indian red · ΔE 13.2 Pale violetred · ΔE 16.5 Dark salmon · ΔE 22.5 Light salmon · ΔE 25.9

Nearest named CSS colourLight coral (#F08080)ΔE 5.42, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#79F1E7

Analogous#F179BF, #F1AB79

Triadic#83F179, #7983F1

Split complementary#79F1AB, #79BFF1

Tetradic#BFF179, #79F1E7, #AB79F1

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#FBD5D8

Lighter +10%#F6A7AE

Darker −10%#EC4B58

Darker −20%#E71D2E

Darker −30%#BD1422

Darker −40%#8F0F1A

More saturated +25%#FF6B77

Less saturated −25%#DE8B92

Channel breakdown

R241

G121

B131

Red241 (94.5%)

Green121 (47.5%)

Blue131 (51.4%)

Hue355°

Saturation (HSL)81.08%

Lightness70.98%

Dominant channelRed

Hex per channelR F1 · G 79 · B 83

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F17983 (chemical formula)

Formula
341,641.034 g/mol
17983 atoms

F17983 has a molar mass of 341,641.034 g/mol, made up of 17983 atoms across 1 element: 17983 × F.

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Molar mass

Molar mass341,641.034 g/mol

Total atoms per molecule17983

Distinct elements1

Mass of one molecule5.6730828 × 10^-19 g

Molecules per gram1.76271 × 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

F100%

Fluorine (F × 17983)341,641.034 g/mol, 100%

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Elements in this formula

Fluorine

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