Recognised as Colour

#F71883

#F71883
Red
Dark
Nearest: Deep pink

#F71883 is a red with RGB values 247, 24, 131 and HSL 331°, 93%, 53%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Deep pink.

Colour values

#F71883#F71883

HEX#F71883

RGBrgb(247, 24, 131)

RGB (0–1)0.9686, 0.0941, 0.5137

RGB percentages96.9%, 9.4%, 51.4%

HSLhsl(331.2, 93.3%, 53.1%)

HSV / HSBhsv(331.2, 90.3%, 96.9%)

CMYK0%, 90.3%, 47%, 3.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,193,667

CSS custom property--colour: #F71883;

Brightness & contrast

Relative luminance0.22066WCAG 2.x, 0 is black and 1 is white

Perceived brightness143.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.41:1

Contrast with white3.88:1WCAG normal text: Fail

Contrast with black5.41:1WCAG normal text: AA

Greyscale equivalent#4F4F4F

Inverted#08E77C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5B6785no red cones; affects about 1% of men; ΔE 81 from the original

Deuteranopia#94907Eno green cones; the most common form, about 1% of men; ΔE 83.5 from the original

Tritanopia#FF0050no blue cones; rare, and affects men and women equally; ΔE 30.6 from the original

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

Contrast with white, large text3.88:1WCAG large text: AA

Contrast with black, large text5.41:1WCAG large text: AAA

Named colours

Deep pink · ΔE 7.7 Medium violet red · ΔE 21.2 Hot pink · ΔE 23.4 Crimson · ΔE 34.9 Pale violetred · ΔE 36.1 Indian red · ΔE 41.9

Nearest named CSS colourDeep pink (#FF1493)ΔE 7.74, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#18F78C

Analogous#F718F2, #F71D18

Triadic#83F718, #1883F7

Split complementary#18F71D, #18F2F7

Tetradic#F3F718, #18F78C, #1D18F7

Tints, shades & saturation

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

Lighter +40%#FEDDED

Lighter +30%#FCACD2

Lighter +20%#FA7BB8

Lighter +10%#F9499D

Darker −10%#D5076A

Darker −20%#A30651

Darker −30%#720439

Darker −40%#410220

More saturated +25%#FF1083

Less saturated −25%#D93684

Channel breakdown

R247

G24

B131

Red247 (96.9%)

Green24 (9.4%)

Blue131 (51.4%)

Hue331.21°

Saturation (HSL)93.31%

Lightness53.14%

Dominant channelRed

Hex per channelR F7 · G 18 · B 83

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F71883 (chemical formula)

Formula
1,365,633.234 g/mol
71883 atoms

F71883 has a molar mass of 1,365,633.234 g/mol, made up of 71883 atoms across 1 element: 71883 × F.

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Molar mass

Molar mass1,365,633.234 g/mol

Total atoms per molecule71883

Distinct elements1

Mass of one molecule2.2676873 × 10^-18 g

Molecules per gram4.409779 × 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 × 71883)1,365,633.234 g/mol, 100%

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Elements in this formula

Fluorine

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