Recognised as Colour

#F1204C

#F1204C
Red
Dark
Nearest: Crimson

#F1204C is a red with RGB values 241, 32, 76 and HSL 347°, 88%, 54%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#F1204C#F1204C

HEX#F1204C

RGBrgb(241, 32, 76)

RGB (0–1)0.9451, 0.1255, 0.298

RGB percentages94.5%, 12.5%, 29.8%

HSLhsl(347.4, 88.2%, 53.5%)

HSV / HSBhsv(347.4, 86.7%, 94.5%)

CMYK0%, 86.7%, 68.5%, 5.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,802,444

CSS custom property--colour: #F1204C;

Brightness & contrast

Relative luminance0.20256WCAG 2.x, 0 is black and 1 is white

Perceived brightness136.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.05:1

Contrast with white4.16:1WCAG normal text: Fail

Contrast with black5.05:1WCAG normal text: AA

Greyscale equivalent#505050

Inverted#0EDFB3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#67614Cno red cones; affects about 1% of men; ΔE 79.3 from the original

Deuteranopia#998B45no green cones; the most common form, about 1% of men; ΔE 79.8 from the original

Tritanopia#FF0035no blue cones; rare, and affects men and women equally; ΔE 16.7 from the original

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

Contrast with white, large text4.16:1WCAG large text: AA

Contrast with black, large text5.05:1WCAG large text: AAA

Named colours

Crimson · ΔE 7 Firebrick · ΔE 24 Tomato · ΔE 25 Brown · ΔE 29.2 Indian red · ΔE 31.5 Salmon · ΔE 33.5

Nearest named CSS colourCrimson (#DC143C)ΔE 6.96, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#20F1C5

Analogous#F120B5, #F15C20

Triadic#4CF120, #204CF1

Split complementary#20F15C, #20B5F1

Tetradic#B5F120, #20F1C5, #5C20F1

Tints, shades & saturation

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

Lighter +40%#FDE0E6

Lighter +30%#FAB0C0

Lighter +20%#F78099

Lighter +10%#F45073

Darker −10%#D10D36

Darker −20%#A10A2A

Darker −30%#71071D

Darker −40%#410411

More saturated +25%#FF1244

Less saturated −25%#D33E5D

Channel breakdown

R241

G32

B76

Red241 (94.5%)

Green32 (12.5%)

Blue76 (29.8%)

Hue347.37°

Saturation (HSL)88.19%

Lightness53.53%

Dominant channelRed

Hex per channelR F1 · G 20 · B 4C

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F1204C (chemical formula)

Formula
22,885.603 g/mol
1205 atoms

F1204C has a molar mass of 22,885.603 g/mol, made up of 1205 atoms across 2 elements: 1204 × F, 1 × C.

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Molar mass

Molar mass22,885.603 g/mol

Total atoms per molecule1205

Distinct elements2

Mass of one molecule3.8002438 × 10^-20 g

Molecules per gram2.6314101 × 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 × 1204)22,873.592 g/mol, 99.948%

Carbon (C)12.011 g/mol, 0.052%

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