Recognised as Colour

#FCD303

#FCD303
Yellow
Light
Nearest: Gold

#FCD303 is a yellow with RGB values 252, 211, 3 and HSL 50°, 98%, 50%. It is a light colour, so black text on it reaches 14.5:1 contrast (AAA for normal text). The nearest named colour is Gold.

Colour values

#FCD303#FCD303

HEX#FCD303

RGBrgb(252, 211, 3)

RGB (0–1)0.9882, 0.8275, 0.0118

RGB percentages98.8%, 82.7%, 1.2%

HSLhsl(50.1, 97.6%, 50%)

HSV / HSBhsv(50.1, 98.8%, 98.8%)

CMYK0%, 16.3%, 98.8%, 1.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,569,091

CSS custom property--colour: #FCD303;

Brightness & contrast

Relative luminance0.67291WCAG 2.x, 0 is black and 1 is white

Perceived brightness212.4 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 14.46:1

Contrast with white1.45:1WCAG normal text: Fail

Contrast with black14.46:1WCAG normal text: AAA

Greyscale equivalent#CDCDCD

Inverted#032CFC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#EBCF00no red cones; affects about 1% of men; ΔE 6.3 from the original

Deuteranopia#F6DB24no green cones; the most common form, about 1% of men; ΔE 7.3 from the original

Tritanopia#FFC0B4no blue cones; rare, and affects men and women equally; ΔE 74.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.45:1WCAG large text: Fail

Contrast with black, large text14.46:1WCAG large text: AAA

Named colours

Gold · ΔE 2 Goldenrod · ΔE 24.6 Yellow · ΔE 25 Orange · ΔE 28.1 Dark goldenrod · ΔE 36.8 Khaki · ΔE 41.9

Nearest named CSS colourGold (#FFD700)ΔE 1.98, below the just-noticeable difference

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#032CFC

Analogous#FC5603, #A9FC03

Triadic#03FCD3, #D303FC

Split complementary#03A8FC, #5703FC

Tetradic#03FC57, #032CFC, #FC03A8

Tints, shades & saturation

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

Lighter +40%#FEF6CD

Lighter +30%#FEED9A

Lighter +20%#FDE568

Lighter +10%#FDDC35

Darker −10%#CAA902

Darker −20%#977F02

Darker −30%#655401

Darker −40%#322A01

More saturated +25%#FFD500

Less saturated −25%#DCBE23

Channel breakdown

R252

G211

Red252 (98.8%)

Green211 (82.7%)

Blue3 (1.2%)

Hue50.12°

Saturation (HSL)97.65%

Lightness50%

Dominant channelRed

Hex per channelR FC · G D3 · B 03

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FCd303 (chemical formula)

Formula
34,079.228 g/mol
304 atoms

FCd303 has a molar mass of 34,079.228 g/mol, made up of 304 atoms across 2 elements: 1 × F, 303 × Cd.

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Molar mass

Molar mass34,079.228 g/mol

Total atoms per molecule304

Distinct elements2

Mass of one molecule5.6589889 × 10^-20 g

Molecules per gram1.7671001 × 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%

Cd99.9%

Fluorine (F)18.998 g/mol, 0.056%

Cadmium (Cd × 303)34,060.23 g/mol, 99.944%

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