Colour

#FFF021

#FFF021
Yellow
Light
Nearest: Yellow

#FFF021 is a yellow with RGB values 255, 240, 33 and HSL 56°, 100%, 56%. It is a light colour, so black text on it reaches 17.7:1 contrast (AAA for normal text). The nearest named colour is Yellow.

Colour values

#FFF021#FFF021

HEX#FFF021

RGBrgb(255, 240, 33)

RGB (0–1)1, 0.9412, 0.1294

RGB percentages100%, 94.1%, 12.9%

HSLhsl(55.9, 100%, 56.5%)

HSV / HSBhsv(55.9, 87.1%, 100%)

CMYK0%, 5.9%, 87.1%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,773,153

CSS custom property--colour: #FFF021;

Brightness & contrast

Relative luminance0.8369WCAG 2.x, 0 is black and 1 is white

Perceived brightness231 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 17.74:1

Contrast with white1.18:1WCAG normal text: Fail

Contrast with black17.74:1WCAG normal text: AAA

Greyscale equivalent#E4E4E4

Inverted#000FDE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#FFE700no red cones; affects about 1% of men; ΔE 5.1 from the original

Deuteranopia#FFEF39no green cones; the most common form, about 1% of men; ΔE 5.8 from the original

Tritanopia#FFDFCDno blue cones; rare, and affects men and women equally; ΔE 78.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.18:1WCAG large text: Fail

Contrast with black, large text17.74:1WCAG large text: AAA

Named colours

Yellow · ΔE 10.6 Gold · ΔE 13.7 Yellow green · ΔE 36.3 Goldenrod · ΔE 37.2 Green yellow · ΔE 39 Orange · ΔE 43.1

Nearest named CSS colourYellow (#FFFF00)ΔE 10.62, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2130FF

Analogous#FF8121, #9FFF21

Triadic#21FFF0, #F021FF

Split complementary#219FFF, #8121FF

Tetradic#21FF81, #2130FF, #FF219F

Tints, shades & saturation

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

Lighter +40%#FFFEED

Lighter +30%#FFFABA

Lighter +20%#FFF787

Lighter +10%#FFF354

Darker −10%#EDDD00

Darker −20%#BAAD00

Darker −30%#877E00

Darker −40%#544E00

More saturated +25%#FFF021

Less saturated −25%#E3D83D

Channel breakdown

R255

G240

B33

Red255 (100%)

Green240 (94.1%)

Blue33 (12.9%)

Hue55.95°

Saturation (HSL)100%

Lightness56.47%

Dominant channelRed

Hex per channelR FF · G F0 · B 21

Keep nerding

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#FFF021

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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