Recognised as Colour

#F71659

#F71659
Red
Dark
Nearest: Crimson

#F71659 is a red with RGB values 247, 22, 89 and HSL 342°, 93%, 53%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#F71659#F71659

HEX#F71659

RGBrgb(247, 22, 89)

RGB (0–1)0.9686, 0.0863, 0.349

RGB percentages96.9%, 8.6%, 34.9%

HSLhsl(342.1, 93.4%, 52.7%)

HSV / HSBhsv(342.1, 91.1%, 96.9%)

CMYK0%, 91.1%, 64%, 3.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,193,113

CSS custom property--colour: #F71659;

Brightness & contrast

Relative luminance0.21069WCAG 2.x, 0 is black and 1 is white

Perceived brightness139.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.21:1

Contrast with white4.03:1WCAG normal text: Fail

Contrast with black5.21:1WCAG normal text: AA

Greyscale equivalent#4B4B4B

Inverted#08E9A6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#65625Ano red cones; affects about 1% of men; ΔE 82.2 from the original

Deuteranopia#9B8E53no green cones; the most common form, about 1% of men; ΔE 82.8 from the original

Tritanopia#FF0039no blue cones; rare, and affects men and women equally; ΔE 19.9 from the original

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

Contrast with white, large text4.03:1WCAG large text: AA

Contrast with black, large text5.21:1WCAG large text: AAA

Named colours

Crimson · ΔE 13.1 Firebrick · ΔE 29.5 Deep pink · ΔE 31.2 Tomato · ΔE 31.3 Brown · ΔE 33.3 Indian red · ΔE 33.8

Nearest named CSS colourCrimson (#DC143C)ΔE 13.1, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#16F7B4

Analogous#F716CA, #F74316

Triadic#59F716, #1659F7

Split complementary#16F744, #16C9F7

Tetradic#CAF716, #16F7B4, #4316F7

Tints, shades & saturation

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

Lighter +40%#FEDBE6

Lighter +30%#FCAAC2

Lighter +20%#FA799F

Lighter +10%#F9477C

Darker −10%#D30744

Darker −20%#A10634

Darker −30%#700424

Darker −40%#3F0214

More saturated +25%#FF0E56

Less saturated −25%#D93465

Channel breakdown

R247

G22

B89

Red247 (96.9%)

Green22 (8.6%)

Blue89 (34.9%)

Hue342.13°

Saturation (HSL)93.36%

Lightness52.75%

Dominant channelRed

Hex per channelR F7 · G 16 · B 59

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F71659 (chemical formula)

Formula
1,361,377.682 g/mol
71659 atoms

F71659 has a molar mass of 1,361,377.682 g/mol, made up of 71659 atoms across 1 element: 71659 × F.

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Molar mass

Molar mass1,361,377.682 g/mol

Total atoms per molecule71659

Distinct elements1

Mass of one molecule2.2606208 × 10^-18 g

Molecules per gram4.4235636 × 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 × 71659)1,361,377.682 g/mol, 100%

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Elements in this formula

Fluorine

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