Recognised as Colour

#FC5669

#FC5669
Red
Dark
Nearest: Crimson

#FC5669 is a red with RGB values 252, 86, 105 and HSL 353°, 97%, 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

#FC5669#FC5669

HEX#FC5669

RGBrgb(252, 86, 105)

RGB (0–1)0.9882, 0.3373, 0.4118

RGB percentages98.8%, 33.7%, 41.2%

HSLhsl(353.1, 96.5%, 66.3%)

HSV / HSBhsv(353.1, 65.9%, 98.8%)

CMYK0%, 65.9%, 58.3%, 1.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,537,193

CSS custom property--colour: #FC5669;

Brightness & contrast

Relative luminance0.28371WCAG 2.x, 0 is black and 1 is white

Perceived brightness156.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.67:1

Contrast with white3.15:1WCAG normal text: Fail

Contrast with black6.67:1WCAG normal text: AA

Greyscale equivalent#7B7B7B

Inverted#03A996

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#807B69no red cones; affects about 1% of men; ΔE 67.6 from the original

Deuteranopia#AB9E65no green cones; the most common form, about 1% of men; ΔE 68.2 from the original

Tritanopia#FF315Eno blue cones; rare, and affects men and women equally; ΔE 12.6 from the original

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

Contrast with white, large text3.15:1WCAG large text: AA

Contrast with black, large text6.67:1WCAG large text: AAA

Named colours

Crimson · ΔE 17.2 Salmon · ΔE 20.5 Indian red · ΔE 20.6 Tomato · ΔE 22.4 Light coral · ΔE 22.7 Firebrick · ΔE 25.9

Nearest named CSS colourCrimson (#DC143C)ΔE 17.18, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#56FCE9

Analogous#FC56BC, #FC9656

Triadic#69FC56, #5669FC

Split complementary#56FC96, #56BCFC

Tetradic#BCFC56, #56FCE9, #9656FC

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFECEE

Lighter +20%#FEBAC2

Lighter +10%#FD8895

Darker −10%#FB243D

Darker −20%#E8041E

Darker −30%#B60318

Darker −40%#840211

More saturated +25%#FF5367

Less saturated −25%#E76C7A

Channel breakdown

R252

G86

B105

Red252 (98.8%)

Green86 (33.7%)

Blue105 (41.2%)

Hue353.13°

Saturation (HSL)96.51%

Lightness66.27%

Dominant channelRed

Hex per channelR FC · G 56 · B 69

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FC5669 (chemical formula)

Formula
68,109.357 g/mol
5670 atoms

FC5669 has a molar mass of 68,109.357 g/mol, made up of 5670 atoms across 2 elements: 1 × F, 5669 × C.

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Molar mass

Molar mass68,109.357 g/mol

Total atoms per molecule5670

Distinct elements2

Mass of one molecule1.1309825 × 10^-19 g

Molecules per gram8.8418699 × 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

F0%

C100%

Fluorine (F)18.998 g/mol, 0.028%

Carbon (C × 5669)68,090.359 g/mol, 99.972%

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