Recognised as Colour

#FF2791

#FF2791
Red
Dark
Nearest: Deep pink

#FF2791 is a red with RGB values 255, 39, 145 and HSL 331°, 100%, 58%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Deep pink.

Colour values

#FF2791#FF2791

HEX#FF2791

RGBrgb(255, 39, 145)

RGB (0–1)1, 0.1529, 0.5686

RGB percentages100%, 15.3%, 56.9%

HSLhsl(330.6, 100%, 57.6%)

HSV / HSBhsv(330.6, 84.7%, 100%)

CMYK0%, 84.7%, 43.1%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,721,809

CSS custom property--colour: #FF2791;

Brightness & contrast

Relative luminance0.24755WCAG 2.x, 0 is black and 1 is white

Perceived brightness150.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.95:1

Contrast with white3.53:1WCAG normal text: Fail

Contrast with black5.95:1WCAG normal text: AA

Greyscale equivalent#5D5D5D

Inverted#00D86E

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5F6F93no red cones; affects about 1% of men; ΔE 81.1 from the original

Deuteranopia#99968Cno green cones; the most common form, about 1% of men; ΔE 83 from the original

Tritanopia#FF005Bno blue cones; rare, and affects men and women equally; ΔE 28.6 from the original

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

Contrast with white, large text3.53:1WCAG large text: AA

Contrast with black, large text5.95:1WCAG large text: AAA

Named colours

Deep pink · ΔE 3.9 Medium violet red · ΔE 20.1 Hot pink · ΔE 20.8 Pale violetred · ΔE 36.5 Crimson · ΔE 39.6 Orchid · ΔE 41.3

Nearest named CSS colourDeep pink (#FF1493)ΔE 3.92, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#27FF95

Analogous#FF27FD, #FF2927

Triadic#91FF27, #2791FF

Split complementary#27FF29, #27FDFF

Tetradic#FDFF27, #27FF95, #2927FF

Tints, shades & saturation

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

Lighter +40%#FFF3F9

Lighter +30%#FFC0DF

Lighter +20%#FF8DC5

Lighter +10%#FF5AAB

Darker −10%#F30077

Darker −20%#C0005E

Darker −30%#8D0045

Darker −40%#5A002C

More saturated +25%#FF2791

Less saturated −25%#E44292

Channel breakdown

R255

G39

B145

Red255 (100%)

Green39 (15.3%)

Blue145 (56.9%)

Hue330.56°

Saturation (HSL)100%

Lightness57.65%

Dominant channelRed

Hex per channelR FF · G 27 · B 91

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FF2791 (chemical formula)

Formula
53,042.416 g/mol
2792 atoms

FF2791 has a molar mass of 53,042.416 g/mol, made up of 2792 atoms across 1 element: 2792 × F.

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Molar mass

Molar mass53,042.416 g/mol

Total atoms per molecule2792

Distinct elements1

Mass of one molecule8.8079004 × 10^-20 g

Molecules per gram1.1353444 × 10^19

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 × 2792)53,042.416 g/mol, 100%

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Elements in this formula

Fluorine

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