Colour

#FFDF28

#FFDF28
Yellow
Light
Nearest: Gold

#FFDF28 is a yellow with RGB values 255, 223, 40 and HSL 51°, 100%, 58%. It is a light colour, so black text on it reaches 15.8:1 contrast (AAA for normal text). The nearest named colour is Gold.

Colour values

#FFDF28#FFDF28

HEX#FFDF28

RGBrgb(255, 223, 40)

RGB (0–1)1, 0.8745, 0.1569

RGB percentages100%, 87.5%, 15.7%

HSLhsl(51.1, 100%, 57.8%)

HSV / HSBhsv(51.1, 84.3%, 100%)

CMYK0%, 12.5%, 84.3%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,768,808

CSS custom property--colour: #FFDF28;

Brightness & contrast

Relative luminance0.74189WCAG 2.x, 0 is black and 1 is white

Perceived brightness220.9 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 15.84:1

Contrast with white1.33:1WCAG normal text: Fail

Contrast with black15.84:1WCAG normal text: AAA

Greyscale equivalent#D9D9D9

Inverted#0020D7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#F6D900no red cones; affects about 1% of men; ΔE 4.3 from the original

Deuteranopia#FFE439no green cones; the most common form, about 1% of men; ΔE 4.1 from the original

Tritanopia#FFCDBFno blue cones; rare, and affects men and women equally; ΔE 72.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.33:1WCAG large text: Fail

Contrast with black, large text15.84:1WCAG large text: AAA

Named colours

Gold · ΔE 5.6 Yellow · ΔE 21.3 Goldenrod · ΔE 27.1 Orange · ΔE 32.8 Khaki · ΔE 38.4 Yellow green · ΔE 38.6

Nearest named CSS colourGold (#FFD700)ΔE 5.64, clearly different but related

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2848FF

Analogous#FF7328, #B4FF28

Triadic#28FFDF, #DF28FF

Split complementary#28B4FF, #7328FF

Tetradic#28FF73, #2848FF, #FF28B4

Tints, shades & saturation

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

Lighter +40%#FFFDF4

Lighter +30%#FFF6C1

Lighter +20%#FFEE8E

Lighter +10%#FFE75B

Darker −10%#F4D000

Darker −20%#C1A400

Darker −30%#8E7900

Darker −40%#5B4D00

More saturated +25%#FFDF28

Less saturated −25%#E4CC43

Channel breakdown

R255

G223

B40

Red255 (100%)

Green223 (87.5%)

Blue40 (15.7%)

Hue51.07°

Saturation (HSL)100%

Lightness57.84%

Dominant channelRed

Hex per channelR FF · G DF · B 28

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#FFDF28

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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