#FDF583#FDF583

#FDF583 is a very light, vivid yellow. Relative luminance 0.878; OKLCH L 95.3% C 0.136 H 105.1°. Best body text is #000000 at 18.57:1 contrast (WCAG AA passes).

Color values

HEX	#FDF583
RGB	rgb(253, 245, 131)
HSL	hsl(56, 97%, 75%)
HSV	hsv(56, 48%, 99%)
CMYK	cmyk(0%, 3.2%, 48.2%, 0.8%)
CIE-LAB	lab(95.09, -12.20, 55.38)
CIE-LCH	lch(95.09, 56.71, 102.42°)
OKLab	oklab(95.34% -0.0355 0.1315)
OKLCH	oklch(95.34% 0.136 105.1)
XYZ	xyz(77.2591, 87.8284, 34.3511)
Luminance	0.8783 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDF583 #838BFD

analogous

#FDB883 #FDF583 #C8FD83

triadic

#FDF583 #83FDF5 #F583FD

tetradic

#FDF583 #83FDB8 #838BFD #FD83C8

square

#FDF583 #83FDB8 #838BFD #FD83C8

split-complementary

#FDF583 #83C8FD #B883FD

monochromatic

#FBEB0B #FCF047 #FDF583 #FEFABF #FFFDE1

Accessibility & contrast

On white

1.13

#FDF583 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.57

#FDF583 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDF583

18.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDF583	#FFFFFF	#000000	##000000
##FDF583	1.00	1.13	18.57	18.57
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.57	21.00	1.00	1.00
##000000	18.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE79

Deuteranopia (green-blind)

#FFF388

Tritanopia (blue-blind)

#FFE8DB

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #fdf583;
/* rgb */ color: rgb(253, 245, 131);
/* oklch */ color: oklch(95.3% 0.136 105.1);

Tailwind

colors: {
  custom: {
    50: '#fff8a9',
    500: '#fdf583',
    950: '#000000',
  },
}

SCSS

$custom: #fdf583;
$custom-light: #fff8a9;
$custom-dark: #000000;

JSON

{
  "hex": "#fdf583",
  "rgb": {
    "r": 253,
    "g": 245,
    "b": 131
  },
  "hsl": {
    "h": 56.066,
    "s": 96.825,
    "l": 75.294
  },
  "oklch": {
    "l": 0.95343,
    "c": 0.13624,
    "h": 105.1
  },
  "luminance": 0.87826
}

Semantic roles & 50–950 ramp

primary

#FDF583

secondary

#4852DC

accent

#0FE600

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#181710

muted

#868581

Preview Lab

Preview with #FDF583

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

Preview Lab → · Contrast checker → · Palette generator →