Recognised as Colour

#FEF985

#FEF985
Yellow
Light
Nearest: Khaki

#FEF985 is a yellow with RGB values 254, 249, 133 and HSL 58°, 98%, 76%. It is a light colour, so black text on it reaches 19.1:1 contrast (AAA for normal text). The nearest named colour is Khaki.

Colour values

#FEF985#FEF985

HEX#FEF985

RGBrgb(254, 249, 133)

RGB (0–1)0.9961, 0.9765, 0.5216

RGB percentages99.6%, 97.6%, 52.2%

HSLhsl(57.5, 98.4%, 75.9%)

HSV / HSBhsv(57.5, 47.6%, 99.6%)

CMYK0%, 2%, 47.6%, 0.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,710,021

CSS custom property--colour: #FEF985;

Brightness & contrast

Relative luminance0.90516WCAG 2.x, 0 is black and 1 is white

Perceived brightness240.2 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 19.1:1

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

Contrast with black19.1:1WCAG normal text: AAA

Greyscale equivalent#F2F2F2

Inverted#01067A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#FFF17Bno red cones; affects about 1% of men; ΔE 4.6 from the original

Deuteranopia#FFF68Bno green cones; the most common form, about 1% of men; ΔE 4.3 from the original

Tritanopia#FFECDEno blue cones; rare, and affects men and women equally; ΔE 50 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

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

Contrast with black, large text19.1:1WCAG large text: AAA

Named colours

Khaki · ΔE 13.2 Pale goldenrod · ΔE 26.1 Dark khaki · ΔE 28.6 Yellow green · ΔE 33.1 Navajo white · ΔE 33.5 Moccasin · ΔE 33.8

Nearest named CSS colourKhaki (#F0E68C)ΔE 13.16, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#858AFE

Analogous#FEBC85, #C7FE85

Triadic#85FEF9, #F985FE

Split complementary#85C7FE, #BC85FE

Tetradic#85FEBC, #858AFE, #FE85C7

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#FFFEEA

Lighter +10%#FEFBB8

Darker −10%#FEF752

Darker −20%#FDF420

Darker −30%#E8DF02

Darker −40%#B6AE01

More saturated +25%#FFFA84

Less saturated −25%#EFEB94

Channel breakdown

R254

G249

B133

Red254 (99.6%)

Green249 (97.6%)

Blue133 (52.2%)

Hue57.52°

Saturation (HSL)98.37%

Lightness75.88%

Dominant channelRed

Hex per channelR FE · G F9 · B 85

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FeF985 (chemical formula)

Formula
18,768.875 g/mol
986 atoms

FeF985 has a molar mass of 18,768.875 g/mol, made up of 986 atoms across 2 elements: 1 × Fe, 985 × F.

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Molar mass

Molar mass18,768.875 g/mol

Total atoms per molecule986

Distinct elements2

Mass of one molecule3.116645 × 10^-20 g

Molecules per gram3.2085784 × 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

Fe0.3%

F99.7%

Iron (Fe)55.845 g/mol, 0.298%

Fluorine (F × 985)18,713.03 g/mol, 99.702%

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Elements in this formula

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