Recognised as Colour

#FF547C

#FF547C
Red
Dark
Nearest: Crimson

#FF547C is a red with RGB values 255, 84, 124 and HSL 346°, 100%, 66%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FF547C#FF547C

HEX#FF547C

RGBrgb(255, 84, 124)

RGB (0–1)1, 0.3294, 0.4863

RGB percentages100%, 32.9%, 48.6%

HSLhsl(346, 100%, 66.5%)

HSV / HSBhsv(346, 67.1%, 100%)

CMYK0%, 67.1%, 51.4%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,733,308

CSS custom property--colour: #FF547C;

Brightness & contrast

Relative luminance0.29056WCAG 2.x, 0 is black and 1 is white

Perceived brightness159.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.81:1

Contrast with white3.08:1WCAG normal text: Fail

Contrast with black6.81:1WCAG normal text: AA

Greyscale equivalent#7B7B7B

Inverted#00AB83

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7D7D7Dno red cones; affects about 1% of men; ΔE 69.3 from the original

Deuteranopia#A9A078no green cones; the most common form, about 1% of men; ΔE 70.8 from the original

Tritanopia#FF3464no blue cones; rare, and affects men and women equally; ΔE 12.7 from the original

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

Contrast with white, large text3.08:1WCAG large text: AA

Contrast with black, large text6.81:1WCAG large text: AAA

Named colours

Crimson · ΔE 23.6 Indian red · ΔE 24.6 Light coral · ΔE 25.3 Pale violetred · ΔE 26 Hot pink · ΔE 26.1 Salmon · ΔE 26.9

Nearest named CSS colourCrimson (#DC143C)ΔE 23.58, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#54FFD7

Analogous#FF54D1, #FF8254

Triadic#7CFF54, #547CFF

Split complementary#54FF82, #54D1FF

Tetradic#D2FF54, #54FFD7, #8254FF

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFEDF1

Lighter +20%#FFBACA

Lighter +10%#FF87A3

Darker −10%#FF2155

Darker −20%#ED0037

Darker −30%#BA002C

Darker −40%#870020

More saturated +25%#FF547C

Less saturated −25%#EA6987

Channel breakdown

R255

G84

B124

Red255 (100%)

Green84 (32.9%)

Blue124 (48.6%)

Hue345.96°

Saturation (HSL)100%

Lightness66.47%

Dominant channelRed

Hex per channelR FF · G 54 · B 7C

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FF547C (chemical formula)

Formula
10,422.915 g/mol
549 atoms

FF547C has a molar mass of 10,422.915 g/mol, made up of 549 atoms across 2 elements: 548 × F, 1 × C.

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Molar mass

Molar mass10,422.915 g/mol

Total atoms per molecule549

Distinct elements2

Mass of one molecule1.7307658 × 10^-20 g

Molecules per gram5.7777894 × 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

F99.9%

C0.1%

Fluorine (F × 548)10,410.904 g/mol, 99.885%

Carbon (C)12.011 g/mol, 0.115%

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