Recognised as Colour

#FF2766

#FF2766
Red
Dark
Nearest: Crimson

#FF2766 is a red with RGB values 255, 39, 102 and HSL 343°, 100%, 58%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FF2766#FF2766

HEX#FF2766

RGBrgb(255, 39, 102)

RGB (0–1)1, 0.1529, 0.4

RGB percentages100%, 15.3%, 40%

HSLhsl(342.5, 100%, 57.6%)

HSV / HSBhsv(342.5, 84.7%, 100%)

CMYK0%, 84.7%, 60%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,721,766

CSS custom property--colour: #FF2766;

Brightness & contrast

Relative luminance0.2367WCAG 2.x, 0 is black and 1 is white

Perceived brightness146.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.73:1

Contrast with white3.66:1WCAG normal text: Fail

Contrast with black5.73:1WCAG normal text: AA

Greyscale equivalent#595959

Inverted#00D899

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6B6A67no red cones; affects about 1% of men; ΔE 81.8 from the original

Deuteranopia#A19560no green cones; the most common form, about 1% of men; ΔE 82.7 from the original

Tritanopia#FF0045no blue cones; rare, and affects men and women equally; ΔE 17.3 from the original

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

Contrast with white, large text3.66:1WCAG large text: AA

Contrast with black, large text5.73:1WCAG large text: AAA

Named colours

Crimson · ΔE 17.2 Deep pink · ΔE 27.3 Firebrick · ΔE 32.7 Tomato · ΔE 33.5 Indian red · ΔE 33.8 Brown · ΔE 35.5

Nearest named CSS colourCrimson (#DC143C)ΔE 17.2, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#27FFC0

Analogous#FF27D2, #FF5427

Triadic#66FF27, #2766FF

Split complementary#27FF54, #27D2FF

Tetradic#D2FF27, #27FFC0, #5427FF

Tints, shades & saturation

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

Lighter +40%#FFF3F7

Lighter +30%#FFC0D2

Lighter +20%#FF8DAE

Lighter +10%#FF5A8A

Darker −10%#F30047

Darker −20%#C00038

Darker −30%#8D0029

Darker −40%#5A001A

More saturated +25%#FF2766

Less saturated −25%#E44271

Channel breakdown

R255

G39

B102

Red255 (100%)

Green39 (15.3%)

Blue102 (40%)

Hue342.5°

Saturation (HSL)100%

Lightness57.65%

Dominant channelRed

Hex per channelR FF · G 27 · B 66

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FF2766 (chemical formula)

Formula
52,567.466 g/mol
2767 atoms

FF2766 has a molar mass of 52,567.466 g/mol, made up of 2767 atoms across 1 element: 2767 × F.

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Molar mass

Molar mass52,567.466 g/mol

Total atoms per molecule2767

Distinct elements1

Mass of one molecule8.7290331 × 10^-20 g

Molecules per gram1.1456023 × 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 × 2767)52,567.466 g/mol, 100%

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Elements in this formula

Fluorine

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