Recognised as Colour

#FAC540

#FAC540
Orange
Light
Nearest: Goldenrod

#FAC540 is a orange with RGB values 250, 197, 64 and HSL 43°, 95%, 62%. It is a light colour, so black text on it reaches 13.1:1 contrast (AAA for normal text). The nearest named colour is Goldenrod.

Colour values

#FAC540#FAC540

HEX#FAC540

RGBrgb(250, 197, 64)

RGB (0–1)0.9804, 0.7725, 0.251

RGB percentages98%, 77.3%, 25.1%

HSLhsl(42.9, 94.9%, 61.6%)

HSV / HSBhsv(42.9, 74.4%, 98%)

CMYK0%, 21.2%, 74.4%, 2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,434,496

CSS custom property--colour: #FAC540;

Brightness & contrast

Relative luminance0.60627WCAG 2.x, 0 is black and 1 is white

Perceived brightness204.8 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 13.13:1

Contrast with white1.6:1WCAG normal text: Fail

Contrast with black13.13:1WCAG normal text: AAA

Greyscale equivalent#C7C7C7

Inverted#053ABF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#DDC42Ano red cones; affects about 1% of men; ΔE 13.4 from the original

Deuteranopia#EAD247no green cones; the most common form, about 1% of men; ΔE 13.3 from the original

Tritanopia#FFB3ABno blue cones; rare, and affects men and women equally; ΔE 58.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.6:1WCAG large text: Fail

Contrast with black, large text13.13:1WCAG large text: AAA

Named colours

Goldenrod · ΔE 11.6 Gold · ΔE 19.8 Orange · ΔE 21 Dark goldenrod · ΔE 24.3 Sandy brown · ΔE 29.5 Khaki · ΔE 30.4

Nearest named CSS colourGoldenrod (#DAA520)ΔE 11.59, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4075FA

Analogous#FA6840, #D2FA40

Triadic#40FAC5, #C540FA

Split complementary#40D2FA, #6840FA

Tetradic#40FA68, #4075FA, #FA40D2

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FEF2D5

Lighter +20%#FDE3A3

Lighter +10%#FBD472

Darker −10%#F9B60E

Darker −20%#CF9505

Darker −30%#9D7104

Darker −40%#6B4D03

More saturated +25%#FFC73B

Less saturated −25%#E2BA59

Channel breakdown

R250

G197

B64

Red250 (98%)

Green197 (77.3%)

Blue64 (25.1%)

Hue42.9°

Saturation (HSL)94.9%

Lightness61.57%

Dominant channelRed

Hex per channelR FA · G C5 · B 40

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FAc540 (chemical formula)

Formula
122,598.998 g/mol
541 atoms

FAc540 has a molar mass of 122,598.998 g/mol, made up of 541 atoms across 2 elements: 1 × F, 540 × Ac.

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Molar mass

Molar mass122,598.998 g/mol

Total atoms per molecule541

Distinct elements2

Mass of one molecule2.0358043 × 10^-19 g

Molecules per gram4.9120636 × 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 × 540)122,580 g/mol, 99.985%

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Elements in this formula

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