Recognised as Colour

#FFAC5F

#FFAC5F
Orange
Light
Nearest: Sandy brown

#FFAC5F is a orange with RGB values 255, 172, 95 and HSL 29°, 100%, 69%. It is a light colour, so black text on it reaches 11.3:1 contrast (AAA for normal text). The nearest named colour is Sandy brown.

Colour values

#FFAC5F#FFAC5F

HEX#FFAC5F

RGBrgb(255, 172, 95)

RGB (0–1)1, 0.6745, 0.3725

RGB percentages100%, 67.5%, 37.3%

HSLhsl(28.9, 100%, 68.6%)

HSV / HSBhsv(28.9, 62.7%, 100%)

CMYK0%, 32.5%, 62.7%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,755,807

CSS custom property--colour: #FFAC5F;

Brightness & contrast

Relative luminance0.51591WCAG 2.x, 0 is black and 1 is white

Perceived brightness194.5 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 11.32:1

Contrast with white1.86:1WCAG normal text: Fail

Contrast with black11.32:1WCAG normal text: AAA

Greyscale equivalent#B8B8B8

Inverted#0053A0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#C6B358no red cones; affects about 1% of men; ΔE 28.4 from the original

Deuteranopia#D9C660no green cones; the most common form, about 1% of men; ΔE 29.4 from the original

Tritanopia#FF9A9Ano blue cones; rare, and affects men and women equally; ΔE 38 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.86:1WCAG large text: Fail

Contrast with black, large text11.32:1WCAG large text: AAA

Named colours

Sandy brown · ΔE 5.4 Peru · ΔE 15.7 Light salmon · ΔE 18.7 Goldenrod · ΔE 23.7 Coral · ΔE 24.5 Dark salmon · ΔE 25.1

Nearest named CSS colourSandy brown (#F4A460)ΔE 5.39, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#5FB2FF

Analogous#FF5F62, #FFFC5F

Triadic#5FFFAC, #AC5FFF

Split complementary#5FFFFC, #5F62FF

Tetradic#62FF5F, #5FB2FF, #FC5FFF

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFBF8

Lighter +20%#FFE1C5

Lighter +10%#FFC692

Darker −10%#FF922C

Darker −20%#F87700

Darker −30%#C55F00

Darker −40%#924600

More saturated +25%#FFAC5F

Less saturated −25%#EBAD73

Channel breakdown

R255

G172

B95

Red255 (100%)

Green172 (67.5%)

Blue95 (37.3%)

Hue28.88°

Saturation (HSL)100%

Lightness68.63%

Dominant channelRed

Hex per channelR FF · G AC · B 5F

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FFAc5F (chemical formula)

Formula
1,191.994 g/mol
8 atoms

FFAc5F has a molar mass of 1,191.994 g/mol, made up of 8 atoms across 2 elements: 3 × F, 5 × Ac.

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Molar mass

Molar mass1,191.994 g/mol

Total atoms per molecule8

Distinct elements2

Mass of one molecule1.9793526 × 10^-21 g

Molecules per gram5.0521569 × 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

F4.8%

Ac95.2%

Fluorine (F × 3)56.994 g/mol, 4.781%

Actinium (Ac × 5)1,135 g/mol, 95.219%

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Elements in this formula

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