Recognised as Colour

#FEF653

#FEF653
Yellow
Light
Nearest: Gold

#FEF653 is a yellow with RGB values 254, 246, 83 and HSL 57°, 99%, 66%. It is a light colour, so black text on it reaches 18.5:1 contrast (AAA for normal text). The nearest named colour is Gold.

Colour values

#FEF653#FEF653

HEX#FEF653

RGBrgb(254, 246, 83)

RGB (0–1)0.9961, 0.9647, 0.3255

RGB percentages99.6%, 96.5%, 32.5%

HSLhsl(57.2, 98.8%, 66.1%)

HSV / HSBhsv(57.2, 67.3%, 99.6%)

CMYK0%, 3.1%, 67.3%, 0.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,709,203

CSS custom property--colour: #FEF653;

Brightness & contrast

Relative luminance0.87607WCAG 2.x, 0 is black and 1 is white

Perceived brightness235.8 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 18.52:1

Contrast with white1.13:1WCAG normal text: Fail

Contrast with black18.52:1WCAG normal text: AAA

Greyscale equivalent#ECECEC

Inverted#0109AC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#FFED3Ano red cones; affects about 1% of men; ΔE 7.5 from the original

Deuteranopia#FFF45Eno green cones; the most common form, about 1% of men; ΔE 5 from the original

Tritanopia#FFE6D5no blue cones; rare, and affects men and women equally; ΔE 67.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.13:1WCAG large text: Fail

Contrast with black, large text18.52:1WCAG large text: AAA

Named colours

Gold · ΔE 19.6 Yellow · ΔE 19.9 Yellow green · ΔE 30.4 Khaki · ΔE 31.7 Goldenrod · ΔE 34.8 Green yellow · ΔE 37.5

Nearest named CSS colourGold (#FFD700)ΔE 19.62, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#535BFE

Analogous#FEA053, #B1FE53

Triadic#53FEF6, #F653FE

Split complementary#53B1FE, #A053FE

Tetradic#53FEA0, #535BFE, #FE53B1

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFEEB

Lighter +20%#FFFBB8

Lighter +10%#FEF986

Darker −10%#FEF320

Darker −20%#EADF01

Darker −30%#B7AE01

Darker −40%#847E01

More saturated +25%#FFF752

Less saturated −25%#E8E269

Channel breakdown

R254

G246

B83

Red254 (99.6%)

Green246 (96.5%)

Blue83 (32.5%)

Hue57.19°

Saturation (HSL)98.84%

Lightness66.08%

Dominant channelRed

Hex per channelR FE · G F6 · B 53

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FeF653 (chemical formula)

Formula
12,461.539 g/mol
654 atoms

FeF653 has a molar mass of 12,461.539 g/mol, made up of 654 atoms across 2 elements: 1 × Fe, 653 × F.

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Molar mass

Molar mass12,461.539 g/mol

Total atoms per molecule654

Distinct elements2

Mass of one molecule2.0692872 × 10^-20 g

Molecules per gram4.8325819 × 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

Fe0.4%

F99.6%

Iron (Fe)55.845 g/mol, 0.448%

Fluorine (F × 653)12,405.694 g/mol, 99.552%

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Elements in this formula

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