Recognised as Colour

#FAC105

#FAC105
Yellow
Light
Nearest: Gold

#FAC105 is a yellow with RGB values 250, 193, 5 and HSL 46°, 96%, 50%. It is a light colour, so black text on it reaches 12.7:1 contrast (AAA for normal text). The nearest named colour is Gold.

Colour values

#FAC105#FAC105

HEX#FAC105

RGBrgb(250, 193, 5)

RGB (0–1)0.9804, 0.7569, 0.0196

RGB percentages98%, 75.7%, 2%

HSLhsl(46, 96.1%, 50%)

HSV / HSBhsv(46, 98%, 98%)

CMYK0%, 22.8%, 98%, 2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,433,413

CSS custom property--colour: #FAC105;

Brightness & contrast

Relative luminance0.58475WCAG 2.x, 0 is black and 1 is white

Perceived brightness201.4 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 12.69:1

Contrast with white1.65:1WCAG normal text: Fail

Contrast with black12.69:1WCAG normal text: AAA

Greyscale equivalent#C0C0C0

Inverted#053EFA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#DBC000no red cones; affects about 1% of men; ΔE 13.7 from the original

Deuteranopia#E8CF1Eno green cones; the most common form, about 1% of men; ΔE 15 from the original

Tritanopia#FFAEA4no blue cones; rare, and affects men and women equally; ΔE 68.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.65:1WCAG large text: Fail

Contrast with black, large text12.69:1WCAG large text: AAA

Named colours

Gold · ΔE 12 Goldenrod · ΔE 17 Orange · ΔE 18.1 Dark goldenrod · ΔE 29.4 Dark orange · ΔE 32.5 Yellow · ΔE 35.2

Nearest named CSS colourGold (#FFD700)ΔE 11.95, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#053EFA

Analogous#FA4605, #B9FA05

Triadic#05FAC1, #C105FA

Split complementary#05B9FA, #4605FA

Tetradic#05FA46, #053EFA, #FA05B9

Tints, shades & saturation

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

Lighter +40%#FEF3CD

Lighter +30%#FDE69B

Lighter +20%#FCDA69

Lighter +10%#FBCD37

Darker −10%#C89A04

Darker −20%#967403

Darker −30%#644D02

Darker −40%#322701

More saturated +25%#FFC400

Less saturated −25%#DAB025

Channel breakdown

R250

G193

Red250 (98%)

Green193 (75.7%)

Blue5 (2%)

Hue46.04°

Saturation (HSL)96.08%

Lightness50%

Dominant channelRed

Hex per channelR FA · G C1 · B 05

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FAc105 (chemical formula)

Formula
23,853.998 g/mol
106 atoms

FAc105 has a molar mass of 23,853.998 g/mol, made up of 106 atoms across 2 elements: 1 × F, 105 × Ac.

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Molar mass

Molar mass23,853.998 g/mol

Total atoms per molecule106

Distinct elements2

Mass of one molecule3.9610496 × 10^-20 g

Molecules per gram2.5245834 × 10^19

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

F0.1%

Ac99.9%

Fluorine (F)18.998 g/mol, 0.08%

Actinium (Ac × 105)23,835 g/mol, 99.92%

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