Recognised as Colour

#FCF41F

#FCF41F
Yellow
Light
Nearest: Yellow

#FCF41F is a yellow with RGB values 252, 244, 31 and HSL 58°, 97%, 55%. It is a light colour, so black text on it reaches 18.1:1 contrast (AAA for normal text). The nearest named colour is Yellow.

Colour values

#FCF41F#FCF41F

HEX#FCF41F

RGBrgb(252, 244, 31)

RGB (0–1)0.9882, 0.9569, 0.1216

RGB percentages98.8%, 95.7%, 12.2%

HSLhsl(57.8, 97.4%, 55.5%)

HSV / HSBhsv(57.8, 87.7%, 98.8%)

CMYK0%, 3.2%, 87.7%, 1.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,577,567

CSS custom property--colour: #FCF41F;

Brightness & contrast

Relative luminance0.85496WCAG 2.x, 0 is black and 1 is white

Perceived brightness232.5 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 18.1:1

Contrast with white1.16:1WCAG normal text: Fail

Contrast with black18.1:1WCAG normal text: AAA

Greyscale equivalent#E6E6E6

Inverted#030BE0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#FFEA00no red cones; affects about 1% of men; ΔE 6.5 from the original

Deuteranopia#FFF139no green cones; the most common form, about 1% of men; ΔE 7 from the original

Tritanopia#FFE3D1no blue cones; rare, and affects men and women equally; ΔE 80.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.16:1WCAG large text: Fail

Contrast with black, large text18.1:1WCAG large text: AAA

Named colours

Yellow · ΔE 7.7 Gold · ΔE 17 Yellow green · ΔE 35.2 Green yellow · ΔE 36.1 Goldenrod · ΔE 40.1 Khaki · ΔE 44.9

Nearest named CSS colourYellow (#FFFF00)ΔE 7.66, clearly different but related

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1F27FC

Analogous#FC861F, #95FC1F

Triadic#1FFCF4, #F41FFC

Split complementary#1F95FC, #861FFC

Tetradic#1FFC86, #1F27FC, #FC1F95

Tints, shades & saturation

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

Lighter +40%#FFFEE8

Lighter +30%#FEFBB6

Lighter +20%#FDF984

Lighter +10%#FDF651

Darker −10%#E5DD03

Darker −20%#B3AC02

Darker −30%#807C02

Darker −40%#4E4B01

More saturated +25%#FFF71C

Less saturated −25%#E0DA3B

Channel breakdown

R252

G244

B31

Red252 (98.8%)

Green244 (95.7%)

Blue31 (12.2%)

Hue57.83°

Saturation (HSL)97.36%

Lightness55.49%

Dominant channelRed

Hex per channelR FC · G F4 · B 1F

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FCF41F (chemical formula)

Formula
828.925 g/mol
44 atoms

FCF41F has a molar mass of 828.925 g/mol, made up of 44 atoms across 2 elements: 43 × F, 1 × C.

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Molar mass

Molar mass828.925 g/mol

Total atoms per molecule44

Distinct elements2

Mass of one molecule1.3764623 × 10^-21 g

Molecules per gram7.2650008 × 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

F98.6%

C1.4%

Fluorine (F × 43)816.914 g/mol, 98.551%

Carbon (C)12.011 g/mol, 1.449%

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