Recognised as Colour

#FCE57B

#FCE57B
Yellow
Light
Nearest: Khaki

#FCE57B is a yellow with RGB values 252, 229, 123 and HSL 49°, 96%, 74%. It is a light colour, so black text on it reaches 16.6:1 contrast (AAA for normal text). The nearest named colour is Khaki.

Colour values

#FCE57B#FCE57B

HEX#FCE57B

RGBrgb(252, 229, 123)

RGB (0–1)0.9882, 0.898, 0.4824

RGB percentages98.8%, 89.8%, 48.2%

HSLhsl(49.3, 95.6%, 73.5%)

HSV / HSBhsv(49.3, 51.2%, 98.8%)

CMYK0%, 9.1%, 51.2%, 1.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,573,819

CSS custom property--colour: #FCE57B;

Brightness & contrast

Relative luminance0.78164WCAG 2.x, 0 is black and 1 is white

Perceived brightness226.9 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 16.63:1

Contrast with white1.26:1WCAG normal text: Fail

Contrast with black16.63:1WCAG normal text: AAA

Greyscale equivalent#E2E2E2

Inverted#031A84

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#F7E072no red cones; affects about 1% of men; ΔE 2.7 from the original

Deuteranopia#FEE880no green cones; the most common form, about 1% of men; ΔE 1.5 from the original

Tritanopia#FFD7CCno blue cones; rare, and affects men and women equally; ΔE 46.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.26:1WCAG large text: Fail

Contrast with black, large text16.63:1WCAG large text: AAA

Named colours

Khaki · ΔE 9.8 Dark khaki · ΔE 23.1 Pale goldenrod · ΔE 23.1 Navajo white · ΔE 27.6 Goldenrod · ΔE 28.5 Moccasin · ΔE 28.8

Nearest named CSS colourKhaki (#F0E68C)ΔE 9.78, clearly different but related

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#7B92FC

Analogous#FCA47B, #D2FC7B

Triadic#7BFCE5, #E57BFC

Split complementary#7BD2FC, #A47BFC

Tetradic#7BFCA5, #7B92FC, #FC7BD3

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#FEF9DF

Lighter +10%#FDEFAD

Darker −10%#FBDB49

Darker −20%#FAD117

Darker −30%#D9B305

Darker −40%#A78A04

More saturated +25%#FFE778

Less saturated −25%#EBDA8C

Channel breakdown

R252

G229

B123

Red252 (98.8%)

Green229 (89.8%)

Blue123 (48.2%)

Hue49.3°

Saturation (HSL)95.56%

Lightness73.53%

Dominant channelRed

Hex per channelR FC · G E5 · B 7B

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FCe57B (chemical formula)

Formula
8,016.648 g/mol
59 atoms

FCe57B has a molar mass of 8,016.648 g/mol, made up of 59 atoms across 3 elements: 1 × F, 57 × Ce, 1 × B.

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Molar mass

Molar mass8,016.648 g/mol

Total atoms per molecule59

Distinct elements3

Mass of one molecule1.3311957 × 10^-20 g

Molecules per gram7.5120434 × 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

F0.2%

Ce99.6%

B0.1%

Fluorine (F)18.998 g/mol, 0.237%

Cerium (Ce × 57)7,986.84 g/mol, 99.628%

Boron (B)10.81 g/mol, 0.135%

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