Recognised as Colour

#FCEC81

#FCEC81
Yellow
Light
Nearest: Khaki

#FCEC81 is a yellow with RGB values 252, 236, 129 and HSL 52°, 95%, 75%. It is a light colour, so black text on it reaches 17.5:1 contrast (AAA for normal text). The nearest named colour is Khaki.

Colour values

#FCEC81#FCEC81

HEX#FCEC81

RGBrgb(252, 236, 129)

RGB (0–1)0.9882, 0.9255, 0.5059

RGB percentages98.8%, 92.5%, 50.6%

HSLhsl(52.2, 95.3%, 74.7%)

HSV / HSBhsv(52.2, 48.8%, 98.8%)

CMYK0%, 6.3%, 48.8%, 1.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,575,617

CSS custom property--colour: #FCEC81;

Brightness & contrast

Relative luminance0.82271WCAG 2.x, 0 is black and 1 is white

Perceived brightness231.5 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 17.45:1

Contrast with white1.2:1WCAG normal text: Fail

Contrast with black17.45:1WCAG normal text: AAA

Greyscale equivalent#E8E8E8

Inverted#03137E

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#FDE678no red cones; affects about 1% of men; ΔE 3.9 from the original

Deuteranopia#FFED86no green cones; the most common form, about 1% of men; ΔE 2.1 from the original

Tritanopia#FFDFD3no 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 text1.2:1WCAG large text: Fail

Contrast with black, large text17.45:1WCAG large text: AAA

Named colours

Khaki · ΔE 8.8 Pale goldenrod · ΔE 22.5 Dark khaki · ΔE 23.9 Navajo white · ΔE 28.3 Moccasin · ΔE 29.1 Wheat · ΔE 31.2

Nearest named CSS colourKhaki (#F0E68C)ΔE 8.79, clearly different but related

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#8191FC

Analogous#FCAF81, #CFFC81

Triadic#81FCEC, #EC81FC

Split complementary#81CEFC, #AF81FC

Tetradic#81FCAE, #8191FC, #FC81CE

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#FEFBE5

Lighter +10%#FDF4B3

Darker −10%#FBE44F

Darker −20%#FADD1D

Darker −30%#DFC205

Darker −40%#AD9704

More saturated +25%#FFEE7E

Less saturated −25%#ECE091

Channel breakdown

R252

G236

B129

Red252 (98.8%)

Green236 (92.5%)

Blue129 (50.6%)

Hue52.2°

Saturation (HSL)95.35%

Lightness74.71%

Dominant channelRed

Hex per channelR FC · G EC · B 81

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FCeC81 (chemical formula)

Formula
1,132.009 g/mol
83 atoms

FCeC81 has a molar mass of 1,132.009 g/mol, made up of 83 atoms across 3 elements: 1 × F, 1 × Ce, 81 × C.

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Molar mass

Molar mass1,132.009 g/mol

Total atoms per molecule83

Distinct elements3

Mass of one molecule1.8797452 × 10^-21 g

Molecules per gram5.31987 × 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

F1.7%

Ce12.4%

C85.9%

Fluorine (F)18.998 g/mol, 1.678%

Cerium (Ce)140.12 g/mol, 12.378%

Carbon (C × 81)972.891 g/mol, 85.944%

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