Recognised as Colour

#F9AC20

#F9AC20
Orange
Dark
Nearest: Orange

#F9AC20 is a orange with RGB values 249, 172, 32 and HSL 39°, 95%, 55%. It is a dark colour, so black text on it reaches 10.9:1 contrast (AAA for normal text). The nearest named colour is Orange.

Colour values

#F9AC20#F9AC20

HEX#F9AC20

RGBrgb(249, 172, 32)

RGB (0–1)0.9765, 0.6745, 0.1255

RGB percentages97.6%, 67.5%, 12.5%

HSLhsl(38.7, 94.8%, 55.1%)

HSV / HSBhsv(38.7, 87.1%, 97.6%)

CMYK0%, 30.9%, 87.1%, 2.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,362,528

CSS custom property--colour: #F9AC20;

Brightness & contrast

Relative luminance0.49749WCAG 2.x, 0 is black and 1 is white

Perceived brightness189.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 10.95:1

Contrast with white1.92:1WCAG normal text: Fail

Contrast with black10.95:1WCAG normal text: AAA

Greyscale equivalent#B2B2B2

Inverted#0653DF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#C8B000no red cones; affects about 1% of men; ΔE 24.2 from the original

Deuteranopia#DAC327no green cones; the most common form, about 1% of men; ΔE 25.3 from the original

Tritanopia#FF9894no blue cones; rare, and affects men and women equally; ΔE 59 from the original

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

Contrast with white, large text1.92:1WCAG large text: Fail

Contrast with black, large text10.95:1WCAG large text: AAA

Named colours

Orange · ΔE 7.5 Goldenrod · ΔE 12.2 Dark orange · ΔE 19.8 Dark goldenrod · ΔE 21.9 Gold · ΔE 26.2 Sandy brown · ΔE 28

Nearest named CSS colourOrange (#FFA500)ΔE 7.5, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#206DF9

Analogous#F94020, #D9F920

Triadic#20F9AC, #AC20F9

Split complementary#20D9F9, #4020F9

Tetradic#20F940, #206DF9, #F920D9

Tints, shades & saturation

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

Lighter +40%#FEF6E7

Lighter +30%#FDE3B5

Lighter +20%#FCD183

Lighter +10%#FABE52

Darker −10%#E09306

Darker −20%#AE7205

Darker −30%#7D5203

Darker −40%#4B3102

More saturated +25%#FFAE1A

Less saturated −25%#DCA43D

Channel breakdown

R249

G172

B32

Red249 (97.6%)

Green172 (67.5%)

Blue32 (12.5%)

Hue38.71°

Saturation (HSL)94.76%

Lightness55.1%

Dominant channelRed

Hex per channelR F9 · G AC · B 20

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F9Ac20 (chemical formula)

Formula
4,710.982 g/mol
29 atoms

F9Ac20 has a molar mass of 4,710.982 g/mol, made up of 29 atoms across 2 elements: 9 × F, 20 × Ac.

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Molar mass

Molar mass4,710.982 g/mol

Total atoms per molecule29

Distinct elements2

Mass of one molecule7.8227697 × 10^-21 g

Molecules per gram1.2783196 × 10^20

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

F3.6%

Ac96.4%

Fluorine (F × 9)170.982 g/mol, 3.629%

Actinium (Ac × 20)4,540 g/mol, 96.371%

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Elements in this formula

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