Recognised as Colour

#FF5464

#FF5464
Red
Dark
Nearest: Crimson

#FF5464 is a red with RGB values 255, 84, 100 and HSL 354°, 100%, 66%. It is a dark colour, so black text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FF5464#FF5464

HEX#FF5464

RGBrgb(255, 84, 100)

RGB (0–1)1, 0.3294, 0.3922

RGB percentages100%, 32.9%, 39.2%

HSLhsl(354.4, 100%, 66.5%)

HSV / HSBhsv(354.4, 67.1%, 100%)

CMYK0%, 67.1%, 60.8%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,733,284

CSS custom property--colour: #FF5464;

Brightness & contrast

Relative luminance0.28521WCAG 2.x, 0 is black and 1 is white

Perceived brightness157.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.7:1

Contrast with white3.13:1WCAG normal text: Fail

Contrast with black6.7:1WCAG normal text: AA

Greyscale equivalent#7A7A7A

Inverted#00AB9B

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#817B63no red cones; affects about 1% of men; ΔE 69.4 from the original

Deuteranopia#AC9F5Fno green cones; the most common form, about 1% of men; ΔE 70.3 from the original

Tritanopia#FF2A5Bno blue cones; rare, and affects men and women equally; ΔE 12.8 from the original

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

Contrast with white, large text3.13:1WCAG large text: AA

Contrast with black, large text6.7:1WCAG large text: AAA

Named colours

Crimson · ΔE 15.4 Tomato · ΔE 19.9 Salmon · ΔE 21.4 Indian red · ΔE 22.6 Light coral · ΔE 24.9 Firebrick · ΔE 25.2

Nearest named CSS colourCrimson (#DC143C)ΔE 15.41, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#54FFEF

Analogous#FF54B9, #FF9A54

Triadic#64FF54, #5464FF

Split complementary#54FF9A, #54B9FF

Tetradic#B9FF54, #54FFEF, #9A54FF

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFEDEF

Lighter +20%#FFBAC0

Lighter +10%#FF8792

Darker −10%#FF2136

Darker −20%#ED0016

Darker −30%#BA0011

Darker −40%#87000D

More saturated +25%#FF5464

Less saturated −25%#EA6975

Channel breakdown

R255

G84

B100

Red255 (100%)

Green84 (32.9%)

Blue100 (39.2%)

Hue354.39°

Saturation (HSL)100%

Lightness66.47%

Dominant channelRed

Hex per channelR FF · G 54 · B 64

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FF5464 (chemical formula)

Formula
103,824.07 g/mol
5465 atoms

FF5464 has a molar mass of 103,824.07 g/mol, made up of 5465 atoms across 1 element: 5465 × F.

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Molar mass

Molar mass103,824.07 g/mol

Total atoms per molecule5465

Distinct elements1

Mass of one molecule1.7240392 × 10^-19 g

Molecules per gram5.800332 × 10^18

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 × 5465)103,824.07 g/mol, 100%

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Elements in this formula

Fluorine

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