Recognised as Colour

#F6004F

#F6004F
Red
Dark
Nearest: Crimson

#F6004F is a red with RGB values 246, 0, 79 and HSL 341°, 100%, 48%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#F6004F#F6004F

HEX#F6004F

RGBrgb(246, 0, 79)

RGB (0–1)0.9647, 0, 0.3098

RGB percentages96.5%, 0%, 31%

HSLhsl(340.7, 100%, 48.2%)

HSV / HSBhsv(340.7, 100%, 96.5%)

CMYK0%, 100%, 67.9%, 3.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,121,935

CSS custom property--colour: #F6004F;

Brightness & contrast

Relative luminance0.20157WCAG 2.x, 0 is black and 1 is white

Perceived brightness137.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.03:1

Contrast with white4.17:1WCAG normal text: Fail

Contrast with black5.03:1WCAG normal text: AA

Greyscale equivalent#3A3A3A

Inverted#09FFB0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#635F4Fno red cones; affects about 1% of men; ΔE 84.3 from the original

Deuteranopia#998C48no green cones; the most common form, about 1% of men; ΔE 84.8 from the original

Tritanopia#FF002Fno blue cones; rare, and affects men and women equally; ΔE 20.5 from the original

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

Contrast with white, large text4.17:1WCAG large text: AA

Contrast with black, large text5.03:1WCAG large text: AAA

Named colours

Crimson · ΔE 10.9 Firebrick · ΔE 28.3 Tomato · ΔE 29.5 Brown · ΔE 33.3 Indian red · ΔE 35.7 Deep pink · ΔE 35.7

Nearest named CSS colourCrimson (#DC143C)ΔE 10.89, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00F6A7

Analogous#F600CA, #F62C00

Triadic#4FF600, #004FF6

Split complementary#00F62C, #00CAF6

Tetradic#CAF600, #00F6A7, #2C00F6

Tints, shades & saturation

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

Lighter +40%#FFC3D6

Lighter +30%#FF90B4

Lighter +20%#FF5D91

Lighter +10%#FF2A6E

Darker −10%#C3003F

Darker −20%#90002E

Darker −30%#5D001E

Darker −40%#2A000D

More saturated +25%#F6004F

Less saturated −25%#D71F5A

Channel breakdown

R246

B79

Red246 (96.5%)

Green0 (0%)

Blue79 (31%)

Hue340.73°

Saturation (HSL)100%

Lightness48.24%

Dominant channelRed

Hex per channelR F6 · G 00 · B 4F

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F6004F (chemical formula)

Formula
114,082.99 g/mol
6005 atoms

F6004F has a molar mass of 114,082.99 g/mol, made up of 6005 atoms across 1 element: 6005 × F.

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Molar mass

Molar mass114,082.99 g/mol

Total atoms per molecule6005

Distinct elements1

Mass of one molecule1.8943926 × 10^-19 g

Molecules per gram5.2787368 × 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 × 6005)114,082.99 g/mol, 100%

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Elements in this formula

Fluorine

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