#FDF571#FDF571

#FDF571 is a very light, vivid yellow. Relative luminance 0.874; OKLCH L 95.1% C 0.153 H 105.8°. Best body text is #000000 at 18.48:1 contrast (WCAG AA passes).

Color values

HEX	#FDF571
RGB	rgb(253, 245, 113)
HSL	hsl(57, 97%, 72%)
HSV	hsv(57, 55%, 99%)
CMYK	cmyk(0%, 3.2%, 55.3%, 0.8%)
CIE-LAB	lab(94.90, -13.64, 63.31)
CIE-LCH	lch(94.90, 64.76, 102.16°)
OKLab	oklab(95.13% -0.0415 0.147)
OKLCH	oklch(95.13% 0.153 105.8)
XYZ	xyz(76.1434, 87.3821, 28.4751)
Luminance	0.8738 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDF571 #7179FD

analogous

#FDAF71 #FDF571 #BFFD71

triadic

#FDF571 #71FDF5 #F571FD

tetradic

#FDF571 #71FDAF #7179FD #FD71BF

square

#FDF571 #71FDAF #7179FD #FD71BF

split-complementary

#FDF571 #71BFFD #AF71FD

monochromatic

#F0E303 #FCF135 #FDF571 #FEF9AD #FFFDE1

Accessibility & contrast

On white

1.14

#FDF571 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.48

#FDF571 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDF571

18.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDF571	#FFFFFF	#000000	##000000
##FDF571	1.00	1.14	18.48	18.48
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.48	21.00	1.00	1.00
##000000	18.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED63

Deuteranopia (green-blind)

#FFF378

Tritanopia (blue-blind)

#FFE7D8

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #fdf571;
/* rgb */ color: rgb(253, 245, 113);
/* oklch */ color: oklch(95.1% 0.153 105.8);

Tailwind

colors: {
  custom: {
    50: '#fff89e',
    500: '#fdf571',
    950: '#000000',
  },
}

SCSS

$custom: #fdf571;
$custom-light: #fff89e;
$custom-dark: #000000;

JSON

{
  "hex": "#fdf571",
  "rgb": {
    "r": 253,
    "g": 245,
    "b": 113
  },
  "hsl": {
    "h": 56.571,
    "s": 97.222,
    "l": 71.765
  },
  "oklch": {
    "l": 0.95132,
    "c": 0.15275,
    "h": 105.8
  },
  "luminance": 0.8738
}

Semantic roles & 50–950 ramp

primary

#FDF571

secondary

#3942D9

accent

#0DE600

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170F

muted

#868580

Preview Lab

Preview with #FDF571

Body copy rendered with the generated semantic roles for this colour.

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