Recognised as Colour

#FAC566

#FAC566
Orange
Light
Nearest: Sandy brown

#FAC566 is a orange with RGB values 250, 197, 102 and HSL 39°, 94%, 69%. It is a light colour, so black text on it reaches 13.2:1 contrast (AAA for normal text). The nearest named colour is Sandy brown.

Colour values

#FAC566#FAC566

HEX#FAC566

RGBrgb(250, 197, 102)

RGB (0–1)0.9804, 0.7725, 0.4

RGB percentages98%, 77.3%, 40%

HSLhsl(38.5, 93.7%, 69%)

HSV / HSBhsv(38.5, 59.2%, 98%)

CMYK0%, 21.2%, 59.2%, 2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,434,534

CSS custom property--colour: #FAC566;

Brightness & contrast

Relative luminance0.61216WCAG 2.x, 0 is black and 1 is white

Perceived brightness206.5 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 13.24:1

Contrast with white1.59:1WCAG normal text: Fail

Contrast with black13.24:1WCAG normal text: AAA

Greyscale equivalent#C9C9C9

Inverted#053A99

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#DBC65Dno red cones; affects about 1% of men; ΔE 14.3 from the original

Deuteranopia#E7D369no green cones; the most common form, about 1% of men; ΔE 14.9 from the original

Tritanopia#FFB5AFno blue cones; rare, and affects men and women equally; ΔE 43.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.59:1WCAG large text: Fail

Contrast with black, large text13.24:1WCAG large text: AAA

Named colours

Sandy brown · ΔE 18.3 Goldenrod · ΔE 18.8 Khaki · ΔE 21.3 Dark khaki · ΔE 24.5 Burlywood · ΔE 24.7 Dark goldenrod · ΔE 24.9

Nearest named CSS colourSandy brown (#F4A460)ΔE 18.27, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#669BFA

Analogous#FA7B66, #E5FA66

Triadic#66FAC5, #C566FA

Split complementary#66E5FA, #7B66FA

Tetradic#66FA7B, #669BFA, #FA66E5

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFDFA

Lighter +20%#FDEAC9

Lighter +10%#FCD897

Darker −10%#F8B235

Darker −20%#F29E08

Darker −30%#C17E06

Darker −40%#8F5E05

More saturated +25%#FFC661

Less saturated −25%#E6BF7A

Channel breakdown

R250

G197

B102

Red250 (98%)

Green197 (77.3%)

Blue102 (40%)

Hue38.51°

Saturation (HSL)93.67%

Lightness69.02%

Dominant channelRed

Hex per channelR FA · G C5 · B 66

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FAc566 (chemical formula)

Formula
128,500.998 g/mol
567 atoms

FAc566 has a molar mass of 128,500.998 g/mol, made up of 567 atoms across 2 elements: 1 × F, 566 × Ac.

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Molar mass

Molar mass128,500.998 g/mol

Total atoms per molecule567

Distinct elements2

Mass of one molecule2.1338093 × 10^-19 g

Molecules per gram4.6864545 × 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

F0%

Ac100%

Fluorine (F)18.998 g/mol, 0.015%

Actinium (Ac × 566)128,482 g/mol, 99.985%

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Elements in this formula

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