Recognised as Colour

#FF7320

#FF7320
Orange
Dark
Nearest: Dark orange

#FF7320 is a orange with RGB values 255, 115, 32 and HSL 22°, 100%, 56%. It is a dark colour, so black text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Dark orange.

Colour values

#FF7320#FF7320

HEX#FF7320

RGBrgb(255, 115, 32)

RGB (0–1)1, 0.451, 0.1255

RGB percentages100%, 45.1%, 12.5%

HSLhsl(22.3, 100%, 56.3%)

HSV / HSBhsv(22.3, 87.5%, 100%)

CMYK0%, 54.9%, 87.5%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,741,152

CSS custom property--colour: #FF7320;

Brightness & contrast

Relative luminance0.33626WCAG 2.x, 0 is black and 1 is white

Perceived brightness165.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 7.73:1

Contrast with white2.72:1WCAG normal text: Fail

Contrast with black7.73:1WCAG normal text: AAA

Greyscale equivalent#8B8B8B

Inverted#008CDF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#9B890Ano red cones; affects about 1% of men; ΔE 55.4 from the original

Deuteranopia#BDA919no green cones; the most common form, about 1% of men; ΔE 56.2 from the original

Tritanopia#FF5164no blue cones; rare, and affects men and women equally; ΔE 42.1 from the original

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

Contrast with white, large text2.72:1WCAG large text: Fail

Contrast with black, large text7.73:1WCAG large text: AAA

Named colours

Dark orange · ΔE 16.6 Chocolate · ΔE 17.7 Coral · ΔE 19 Orange red · ΔE 19.9 Tomato · ΔE 21.3 Orange · ΔE 30.5

Nearest named CSS colourDark orange (#FF8C00)ΔE 16.61, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#20ACFF

Analogous#FF203D, #FFE220

Triadic#20FF73, #7320FF

Split complementary#20FFE2, #203DFF

Tetradic#3DFF20, #20ACFF, #E320FF

Tints, shades & saturation

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

Lighter +40%#FFF3EC

Lighter +30%#FFD3B9

Lighter +20%#FFB386

Lighter +10%#FF9353

Darker −10%#EC5800

Darker −20%#B94500

Darker −30%#863200

Darker −40%#531F00

More saturated +25%#FF7320

Less saturated −25%#E37A3C

Channel breakdown

R255

G115

B32

Red255 (100%)

Green115 (45.1%)

Blue32 (12.5%)

Hue22.33°

Saturation (HSL)100%

Lightness56.27%

Dominant channelRed

Hex per channelR FF · G 73 · B 20

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FF7320 (chemical formula)

Formula
139,084.358 g/mol
7321 atoms

FF7320 has a molar mass of 139,084.358 g/mol, made up of 7321 atoms across 1 element: 7321 × F.

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Molar mass

Molar mass139,084.358 g/mol

Total atoms per molecule7321

Distinct elements1

Mass of one molecule2.3095501 × 10^-19 g

Molecules per gram4.3298476 × 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 × 7321)139,084.358 g/mol, 100%

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Elements in this formula

Fluorine

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