Recognised as Colour

#FFF573

#FFF573
Yellow
Light
Nearest: Khaki

#FFF573 is a yellow with RGB values 255, 245, 115 and HSL 56°, 100%, 73%. It is a light colour, so black text on it reaches 18.6:1 contrast (AAA for normal text). The nearest named colour is Khaki.

Colour values

#FFF573#FFF573

HEX#FFF573

RGBrgb(255, 245, 115)

RGB (0–1)1, 0.9608, 0.451

RGB percentages100%, 96.1%, 45.1%

HSLhsl(55.7, 100%, 72.5%)

HSV / HSBhsv(55.7, 54.9%, 100%)

CMYK0%, 3.9%, 54.9%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,774,515

CSS custom property--colour: #FFF573;

Brightness & contrast

Relative luminance0.87803WCAG 2.x, 0 is black and 1 is white

Perceived brightness237 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 18.56:1

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

Contrast with black18.56:1WCAG normal text: AAA

Greyscale equivalent#EEEEEE

Inverted#000A8C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#FFED66no red cones; affects about 1% of men; ΔE 4.9 from the original

Deuteranopia#FFF47Ano green cones; the most common form, about 1% of men; ΔE 3.5 from the original

Tritanopia#FFE7D8no blue cones; rare, and affects men and women equally; ΔE 55.6 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 text18.56:1WCAG large text: AAA

Named colours

Khaki · ΔE 18.7 Gold · ΔE 27.9 Yellow green · ΔE 31.6 Dark khaki · ΔE 32.1 Pale goldenrod · ΔE 32.4 Goldenrod · ΔE 32.8

Nearest named CSS colourKhaki (#F0E68C)ΔE 18.69, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#737DFF

Analogous#FFAF73, #C3FF73

Triadic#73FFF5, #F573FF

Split complementary#73C3FF, #AF73FF

Tetradic#73FFAF, #737DFF, #FF73C3

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#FFFCD9

Lighter +10%#FFF9A6

Darker −10%#FFF140

Darker −20%#FFEE0D

Darker −30%#D9CA00

Darker −40%#A69A00

More saturated +25%#FFF573

Less saturated −25%#EEE684

Channel breakdown

R255

G245

B115

Red255 (100%)

Green245 (96.1%)

Blue115 (45.1%)

Hue55.71°

Saturation (HSL)100%

Lightness72.55%

Dominant channelRed

Hex per channelR FF · G F5 · B 73

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FFF573 (chemical formula)

Formula
10,923.85 g/mol
575 atoms

FFF573 has a molar mass of 10,923.85 g/mol, made up of 575 atoms across 1 element: 575 × F.

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Molar mass

Molar mass10,923.85 g/mol

Total atoms per molecule575

Distinct elements1

Mass of one molecule1.813948 × 10^-20 g

Molecules per gram5.5128373 × 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

F100%

Fluorine (F × 575)10,923.85 g/mol, 100%

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Elements in this formula

Fluorine

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