Recognised as Colour

#F5FF4B

#F5FF4B
Yellow
Light
Nearest: Yellow

#F5FF4B is a yellow with RGB values 245, 255, 75 and HSL 63°, 100%, 65%. It is a light colour, so black text on it reaches 19.3:1 contrast (AAA for normal text). The nearest named colour is Yellow.

Colour values

#F5FF4B#F5FF4B

HEX#F5FF4B

RGBrgb(245, 255, 75)

RGB (0–1)0.9608, 1, 0.2941

RGB percentages96.1%, 100%, 29.4%

HSLhsl(63.3, 100%, 64.7%)

HSV / HSBhsv(63.3, 70.6%, 100%)

CMYK3.9%, 0%, 70.6%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,121,675

CSS custom property--colour: #F5FF4B;

Brightness & contrast

Relative luminance0.9144WCAG 2.x, 0 is black and 1 is white

Perceived brightness238.2 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 19.29:1

Contrast with white1.09:1WCAG normal text: Fail

Contrast with black19.29:1WCAG normal text: AAA

Greyscale equivalent#F0F0F0

Inverted#0A00B4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#FFF329no red cones; affects about 1% of men; ΔE 11.7 from the original

Deuteranopia#FFF759no green cones; the most common form, about 1% of men; ΔE 10.5 from the original

Tritanopia#FFF0DCno blue cones; rare, and affects men and women equally; ΔE 73 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.09:1WCAG large text: Fail

Contrast with black, large text19.29:1WCAG large text: AAA

Named colours

Yellow · ΔE 14.9 Gold · ΔE 25.1 Yellow green · ΔE 27.8 Green yellow · ΔE 29 Khaki · ΔE 38.3 Goldenrod · ΔE 42.9

Nearest named CSS colourYellow (#FFFF00)ΔE 14.94, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#554BFF

Analogous#FFAF4B, #9BFF4B

Triadic#4BF5FF, #FF4BF5

Split complementary#4B9BFF, #AF4BFF

Tetradic#4BFFAF, #554BFF, #FF4B9B

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FEFFE4

Lighter +20%#FBFFB1

Lighter +10%#F8FF7E

Darker −10%#F2FF18

Darker −20%#D7E400

Darker −30%#A7B100

Darker −40%#777E00

More saturated +25%#F5FF4B

Less saturated −25%#E1E961

Channel breakdown

R245

G255

B75

Red245 (96.1%)

Green255 (100%)

Blue75 (29.4%)

Hue63.33°

Saturation (HSL)100%

Lightness64.71%

Dominant channelGreen

Hex per channelR F5 · G FF · B 4B

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F5FF4B (chemical formula)

Formula
200.79 g/mol
11 atoms

F5FF4B has a molar mass of 200.79 g/mol, made up of 11 atoms across 2 elements: 10 × F, 1 × B.

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Molar mass

Molar mass200.79 g/mol

Total atoms per molecule11

Distinct elements2

Mass of one molecule3.3341964 × 10^-22 g

Molecules per gram2.9992234 × 10^21

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

F94.6%

B5.4%

Fluorine (F × 10)189.98 g/mol, 94.616%

Boron (B)10.81 g/mol, 5.384%

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