Recognised as Colour

#F64800

#F64800
Orange
Dark
Nearest: Orange red

#F64800 is a orange with RGB values 246, 72, 0 and HSL 18°, 100%, 48%. It is a dark colour, so black text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#F64800#F64800

HEX#F64800

RGBrgb(246, 72, 0)

RGB (0–1)0.9647, 0.2824, 0

RGB percentages96.5%, 28.2%, 0%

HSLhsl(17.6, 100%, 48.2%)

HSV / HSBhsv(17.6, 100%, 96.5%)

CMYK0%, 70.7%, 100%, 3.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,140,288

CSS custom property--colour: #F64800;

Brightness & contrast

Relative luminance0.24228WCAG 2.x, 0 is black and 1 is white

Perceived brightness145.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.85:1

Contrast with white3.59:1WCAG normal text: Fail

Contrast with black5.85:1WCAG normal text: AA

Greyscale equivalent#686868

Inverted#09B7FF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7E6E00no red cones; affects about 1% of men; ΔE 70.2 from the original

Deuteranopia#A99500no green cones; the most common form, about 1% of men; ΔE 69.5 from the original

Tritanopia#FF003Fno blue cones; rare, and affects men and women equally; ΔE 31.4 from the original

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

Contrast with white, large text3.59:1WCAG large text: AA

Contrast with black, large text5.85:1WCAG large text: AAA

Named colours

Orange red · ΔE 4.3 Red · ΔE 16.4 Tomato · ΔE 22.7 Chocolate · ΔE 29 Coral · ΔE 29.4 Dark orange · ΔE 31.2

Nearest named CSS colourOrange red (#FF4500)ΔE 4.28, a close match

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00AEF6

Analogous#F60033, #F6C300

Triadic#00F648, #4800F6

Split complementary#00F6C3, #0033F6

Tetradic#33F600, #00AEF6, #C300F6

Tints, shades & saturation

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

Lighter +40%#FFD5C3

Lighter +30%#FFB090

Lighter +20%#FF8C5D

Lighter +10%#FF682A

Darker −10%#C33900

Darker −20%#902A00

Darker −30%#5D1B00

Darker −40%#2A0C00

More saturated +25%#F64800

Less saturated −25%#D7551F

Channel breakdown

R246

G72

Red246 (96.5%)

Green72 (28.2%)

Blue0 (0%)

Hue17.56°

Saturation (HSL)100%

Lightness48.24%

Dominant channelRed

Hex per channelR F6 · G 48 · B 00

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F64800 (chemical formula)

Formula
1,231,070.4 g/mol
64800 atoms

F64800 has a molar mass of 1,231,070.4 g/mol, made up of 64800 atoms across 1 element: 64800 × F.

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Molar mass

Molar mass1,231,070.4 g/mol

Total atoms per molecule64800

Distinct elements1

Mass of one molecule2.0442405 × 10^-18 g

Molecules per gram4.8917923 × 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 × 64800)1,231,070.4 g/mol, 100%

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Elements in this formula

Fluorine

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