Recognised as Colour

#F73200

#F73200
Red
Dark
Nearest: Orange red

#F73200 is a red with RGB values 247, 50, 0 and HSL 12°, 100%, 48%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#F73200#F73200

HEX#F73200

RGBrgb(247, 50, 0)

RGB (0–1)0.9686, 0.1961, 0

RGB percentages96.9%, 19.6%, 0%

HSLhsl(12.1, 100%, 48.4%)

HSV / HSBhsv(12.1, 100%, 96.9%)

CMYK0%, 79.8%, 100%, 3.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,200,192

CSS custom property--colour: #F73200;

Brightness & contrast

Relative luminance0.22055WCAG 2.x, 0 is black and 1 is white

Perceived brightness140.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.41:1

Contrast with white3.88:1WCAG normal text: Fail

Contrast with black5.41:1WCAG normal text: AA

Greyscale equivalent#585858

Inverted#08CDFF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#746600no red cones; affects about 1% of men; ΔE 77.8 from the original

Deuteranopia#A49100no green cones; the most common form, about 1% of men; ΔE 76.7 from the original

Tritanopia#FF002Dno blue cones; rare, and affects men and women equally; ΔE 18.3 from the original

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

Contrast with white, large text3.88:1WCAG large text: AA

Contrast with black, large text5.41:1WCAG large text: AAA

Named colours

Orange red · ΔE 5.3 Red · ΔE 9.1 Tomato · ΔE 25.4 Crimson · ΔE 33.7 Coral · ΔE 34.6 Chocolate · ΔE 35.4

Nearest named CSS colourOrange red (#FF4500)ΔE 5.33, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00C5F7

Analogous#F7004A, #F7AD00

Triadic#00F732, #3200F7

Split complementary#00F7AE, #0049F7

Tetradic#4AF700, #00C5F7, #AD00F7

Tints, shades & saturation

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

Lighter +40%#FFD0C4

Lighter +30%#FFA791

Lighter +20%#FF7F5E

Lighter +10%#FF562B

Darker −10%#C42800

Darker −20%#911D00

Darker −30%#5E1300

Darker −40%#2B0900

More saturated +25%#F73200

Less saturated −25%#D8441F

Channel breakdown

R247

G50

Red247 (96.9%)

Green50 (19.6%)

Blue0 (0%)

Hue12.15°

Saturation (HSL)100%

Lightness48.43%

Dominant channelRed

Hex per channelR F7 · G 32 · B 00

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F73200 (chemical formula)

Formula
1,390,653.6 g/mol
73200 atoms

F73200 has a molar mass of 1,390,653.6 g/mol, made up of 73200 atoms across 1 element: 73200 × F.

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Molar mass

Molar mass1,390,653.6 g/mol

Total atoms per molecule73200

Distinct elements1

Mass of one molecule2.3092346 × 10^-18 g

Molecules per gram4.3304391 × 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 × 73200)1,390,653.6 g/mol, 100%

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Elements in this formula

Fluorine

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