Recognised as Colour

#F60017

#F60017
Red
Dark
Nearest: Red

#F60017 is a red with RGB values 246, 0, 23 and HSL 354°, 100%, 48%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#F60017#F60017

HEX#F60017

RGBrgb(246, 0, 23)

RGB (0–1)0.9647, 0, 0.0902

RGB percentages96.5%, 0%, 9%

HSLhsl(354.4, 100%, 48.2%)

HSV / HSBhsv(354.4, 100%, 96.5%)

CMYK0%, 100%, 90.7%, 3.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,121,879

CSS custom property--colour: #F60017;

Brightness & contrast

Relative luminance0.19655WCAG 2.x, 0 is black and 1 is white

Perceived brightness134.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.93:1

Contrast with white4.26:1WCAG normal text: Fail

Contrast with black4.93:1WCAG normal text: AA

Greyscale equivalent#363636

Inverted#09FFE8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#685C11no red cones; affects about 1% of men; ΔE 84.6 from the original

Deuteranopia#9D8B00no green cones; the most common form, about 1% of men; ΔE 83.9 from the original

Tritanopia#FF0014no blue cones; rare, and affects men and women equally; ΔE 4.2 from the original

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

Contrast with white, large text4.26:1WCAG large text: AA

Contrast with black, large text4.93:1WCAG large text: AAA

Named colours

Red · ΔE 8.9 Orange red · ΔE 15.8 Tomato · ΔE 26.1 Crimson · ΔE 26.5 Firebrick · ΔE 33 Coral · ΔE 38.1

Nearest named CSS colourRed (#FF0000)ΔE 8.87, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00F6DF

Analogous#F60092, #F66400

Triadic#17F600, #0017F6

Split complementary#00F664, #0092F6

Tetradic#92F600, #00F6DF, #6400F6

Tints, shades & saturation

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

Lighter +40%#FFC3C9

Lighter +30%#FF909A

Lighter +20%#FF5D6C

Lighter +10%#FF2A3E

Darker −10%#C30012

Darker −20%#90000D

Darker −30%#5D0009

Darker −40%#2A0004

More saturated +25%#F60017

Less saturated −25%#D71F30

Channel breakdown

R246

B23

Red246 (96.5%)

Green0 (0%)

Blue23 (9%)

Hue354.39°

Saturation (HSL)100%

Lightness48.24%

Dominant channelRed

Hex per channelR F6 · G 00 · B 17

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F60017 (chemical formula)

Formula
1,140,202.966 g/mol
60017 atoms

F60017 has a molar mass of 1,140,202.966 g/mol, made up of 60017 atoms across 1 element: 60017 × F.

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Molar mass

Molar mass1,140,202.966 g/mol

Total atoms per molecule60017

Distinct elements1

Mass of one molecule1.8933516 × 10^-18 g

Molecules per gram5.2816393 × 10^17

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 × 60017)1,140,202.966 g/mol, 100%

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Elements in this formula

Fluorine

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