#FCF583#FCF583

#FCF583 is a very light, vivid yellow. Relative luminance 0.876; OKLCH L 95.3% C 0.136 H 105.6°. Best body text is #000000 at 18.53:1 contrast (WCAG AA passes).

Color values

HEX	#FCF583
RGB	rgb(252, 245, 131)
HSL	hsl(57, 95%, 75%)
HSV	hsv(57, 48%, 99%)
CMYK	cmyk(0%, 2.8%, 48%, 1.2%)
CIE-LAB	lab(95.01, -12.59, 55.27)
CIE-LCH	lch(95.01, 56.68, 102.83°)
OKLab	oklab(95.26% -0.0366 0.1313)
OKLCH	oklch(95.26% 0.136 105.6)
XYZ	xyz(76.8959, 87.6411, 34.3341)
Luminance	0.8764 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FCF583 #838AFC

analogous

#FCB983 #FCF583 #C6FC83

triadic

#FCF583 #83FCF5 #F583FC

tetradic

#FCF583 #83FCB9 #838AFC #FC83C6

square

#FCF583 #83FCB9 #838AFC #FC83C6

split-complementary

#FCF583 #83C6FC #B983FC

monochromatic

#F9EB0B #FBF047 #FCF583 #FDFABF #FEFDE1

Accessibility & contrast

On white

1.13

#FCF583 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.53

#FCF583 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FCF583

18.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FCF583	#FFFFFF	#000000	##000000
##FCF583	1.00	1.13	18.53	18.53
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.53	21.00	1.00	1.00
##000000	18.53	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: #fcf583;
/* rgb */ color: rgb(252, 245, 131);
/* oklch */ color: oklch(95.3% 0.136 105.6);

Tailwind

colors: {
  custom: {
    50: '#fff8a9',
    500: '#fcf583',
    950: '#000000',
  },
}

SCSS

$custom: #fcf583;
$custom-light: #fff8a9;
$custom-dark: #000000;

JSON

{
  "hex": "#fcf583",
  "rgb": {
    "r": 252,
    "g": 245,
    "b": 131
  },
  "hsl": {
    "h": 56.529,
    "s": 95.276,
    "l": 75.098
  },
  "oklch": {
    "l": 0.95261,
    "c": 0.13629,
    "h": 105.6
  },
  "luminance": 0.87639
}

Semantic roles & 50–950 ramp

primary

#FCF583

secondary

#4951DB

accent

#0DE600

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#181710

muted

#868581

Preview Lab

Preview with #FCF583

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

Preview Lab → · Contrast checker → · Palette generator →