Recognised as Colour

#FC2C48

#FC2C48
Red
Dark
Nearest: Crimson

#FC2C48 is a red with RGB values 252, 44, 72 and HSL 352°, 97%, 58%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FC2C48#FC2C48

HEX#FC2C48

RGBrgb(252, 44, 72)

RGB (0–1)0.9882, 0.1725, 0.2824

RGB percentages98.8%, 17.3%, 28.2%

HSLhsl(351.9, 97.2%, 58%)

HSV / HSBhsv(351.9, 82.5%, 98.8%)

CMYK0%, 82.5%, 71.4%, 1.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,526,408

CSS custom property--colour: #FC2C48;

Brightness & contrast

Relative luminance0.22965WCAG 2.x, 0 is black and 1 is white

Perceived brightness143.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.59:1

Contrast with white3.75:1WCAG normal text: Fail

Contrast with black5.59:1WCAG normal text: AA

Greyscale equivalent#5A5A5A

Inverted#03D3B7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#706847no red cones; affects about 1% of men; ΔE 80.4 from the original

Deuteranopia#A39341no green cones; the most common form, about 1% of men; ΔE 80.3 from the original

Tritanopia#FF003Ano blue cones; rare, and affects men and women equally; ΔE 8.8 from the original

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

Contrast with white, large text3.75:1WCAG large text: AA

Contrast with black, large text5.59:1WCAG large text: AAA

Named colours

Crimson · ΔE 9.9 Tomato · ΔE 20.8 Firebrick · ΔE 25.1 Red · ΔE 30.1 Brown · ΔE 31.8 Orange red · ΔE 32.4

Nearest named CSS colourCrimson (#DC143C)ΔE 9.94, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2CFCE0

Analogous#FC2CB0, #FC782C

Triadic#48FC2C, #2C48FC

Split complementary#2CFC78, #2CB0FC

Tetradic#B0FC2C, #2CFCE0, #782CFC

Tints, shades & saturation

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

Lighter +40%#FFF5F6

Lighter +30%#FEC3CB

Lighter +20%#FD919F

Lighter +10%#FD5E74

Darker −10%#F20323

Darker −20%#BF031C

Darker −30%#8D0215

Darker −40%#5B010D

More saturated +25%#FF2946

Less saturated −25%#E1475C

Channel breakdown

R252

G44

B72

Red252 (98.8%)

Green44 (17.3%)

Blue72 (28.2%)

Hue351.92°

Saturation (HSL)97.2%

Lightness58.04%

Dominant channelRed

Hex per channelR FC · G 2C · B 48

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FC2C48 (chemical formula)

Formula
619.548 g/mol
51 atoms

FC2C48 has a molar mass of 619.548 g/mol, made up of 51 atoms across 2 elements: 1 × F, 50 × C.

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Molar mass

Molar mass619.548 g/mol

Total atoms per molecule51

Distinct elements2

Mass of one molecule1.0287837 × 10^-21 g

Molecules per gram9.7202166 × 10^20

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

F3.1%

C96.9%

Fluorine (F)18.998 g/mol, 3.066%

Carbon (C × 50)600.55 g/mol, 96.934%

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