Recognised as Colour

#FC3F5F

#FC3F5F
Red
Dark
Nearest: Crimson

#FC3F5F is a red with RGB values 252, 63, 95 and HSL 350°, 97%, 62%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FC3F5F#FC3F5F

HEX#FC3F5F

RGBrgb(252, 63, 95)

RGB (0–1)0.9882, 0.2471, 0.3725

RGB percentages98.8%, 24.7%, 37.3%

HSLhsl(349.8, 96.9%, 61.8%)

HSV / HSBhsv(349.8, 75%, 98.8%)

CMYK0%, 75%, 62.3%, 1.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,531,295

CSS custom property--colour: #FC3F5F;

Brightness & contrast

Relative luminance0.25077WCAG 2.x, 0 is black and 1 is white

Perceived brightness149.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.02:1

Contrast with white3.49:1WCAG normal text: Fail

Contrast with black6.02:1WCAG normal text: AA

Greyscale equivalent#696969

Inverted#03C0A0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#75705Fno red cones; affects about 1% of men; ΔE 75.2 from the original

Deuteranopia#A5975Ano green cones; the most common form, about 1% of men; ΔE 75.5 from the original

Tritanopia#FF004Dno 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 text3.49:1WCAG large text: AA

Contrast with black, large text6.02:1WCAG large text: AAA

Named colours

Crimson · ΔE 12.2 Tomato · ΔE 24.4 Firebrick · ΔE 26.2 Indian red · ΔE 27.3 Salmon · ΔE 28.2 Brown · ΔE 29.5

Nearest named CSS colourCrimson (#DC143C)ΔE 12.22, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3FFCDC

Analogous#FC3FBD, #FC7D3F

Triadic#5FFC3F, #3F5FFC

Split complementary#3FFC7D, #3FBDFC

Tetradic#BEFC3F, #3FFCDC, #7E3FFC

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FED6DD

Lighter +20%#FEA3B3

Lighter +10%#FD7189

Darker −10%#FB0D35

Darker −20%#D20326

Darker −30%#A0021D

Darker −40%#6D0214

More saturated +25%#FF3C5D

Less saturated −25%#E4576F

Channel breakdown

R252

G63

B95

Red252 (98.8%)

Green63 (24.7%)

Blue95 (37.3%)

Hue349.84°

Saturation (HSL)96.92%

Lightness61.76%

Dominant channelRed

Hex per channelR FC · G 3F · B 5F

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FC3F5F (chemical formula)

Formula
169.019 g/mol
10 atoms

FC3F5F has a molar mass of 169.019 g/mol, made up of 10 atoms across 2 elements: 7 × F, 3 × C.

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Molar mass

Molar mass169.019 g/mol

Total atoms per molecule10

Distinct elements2

Mass of one molecule2.8066265 × 10^-22 g

Molecules per gram3.5629963 × 10^21

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

F78.7%

C21.3%

Fluorine (F × 7)132.986 g/mol, 78.681%

Carbon (C × 3)36.033 g/mol, 21.319%

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Elements in this formula

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