Recognised as Colour

#F5F549

#F5F549
Yellow
Light
Nearest: Yellow

#F5F549 is a yellow with RGB values 245, 245, 73 and HSL 60°, 90%, 62%. It is a light colour, so black text on it reaches 18:1 contrast (AAA for normal text). The nearest named colour is Yellow.

Colour values

#F5F549#F5F549

HEX#F5F549

RGBrgb(245, 245, 73)

RGB (0–1)0.9608, 0.9608, 0.2863

RGB percentages96.1%, 96.1%, 28.6%

HSLhsl(60, 89.6%, 62.4%)

HSV / HSBhsv(60, 70.2%, 96.1%)

CMYK0%, 0%, 70.2%, 3.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,119,113

CSS custom property--colour: #F5F549;

Brightness & contrast

Relative luminance0.85198WCAG 2.x, 0 is black and 1 is white

Perceived brightness231.9 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 18.04:1

Contrast with white1.16:1WCAG normal text: Fail

Contrast with black18.04:1WCAG normal text: AAA

Greyscale equivalent#E9E9E9

Inverted#0A0AB6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#FFEB29no red cones; affects about 1% of men; ΔE 11.1 from the original

Deuteranopia#FFF056no green cones; the most common form, about 1% of men; ΔE 8.6 from the original

Tritanopia#FFE6D4no blue cones; rare, and affects men and women equally; ΔE 70.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.16:1WCAG large text: Fail

Contrast with black, large text18.04:1WCAG large text: AAA

Named colours

Yellow · ΔE 17.1 Gold · ΔE 20.9 Yellow green · ΔE 28 Green yellow · ΔE 33.5 Khaki · ΔE 34.6 Goldenrod · ΔE 37.3

Nearest named CSS colourYellow (#FFFF00)ΔE 17.06, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4949F5

Analogous#F59F49, #9FF549

Triadic#49F5F5, #F549F5

Split complementary#499FF5, #9F49F5

Tetradic#49F59F, #4949F5, #F5499F

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FDFDDA

Lighter +20%#FAFAAA

Lighter +10%#F8F879

Darker −10%#F2F219

Darker −20%#CDCD0B

Darker −30%#9C9C09

Darker −40%#6C6C06

More saturated +25%#FFFF3F

Less saturated −25%#DDDD61

Channel breakdown

R245

G245

B73

Red245 (96.1%)

Green245 (96.1%)

Blue73 (28.6%)

Hue60°

Saturation (HSL)89.58%

Lightness62.35%

Dominant channelRed and Green

Hex per channelR F5 · G F5 · B 49

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F5F549 (chemical formula)

Formula
10,524.892 g/mol
554 atoms

F5F549 has a molar mass of 10,524.892 g/mol, made up of 554 atoms across 1 element: 554 × F.

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Molar mass

Molar mass10,524.892 g/mol

Total atoms per molecule554

Distinct elements1

Mass of one molecule1.7476994 × 10^-20 g

Molecules per gram5.7218077 × 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 × 554)10,524.892 g/mol, 100%

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Elements in this formula

Fluorine

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