#FEF582#FEF582

#FEF582 is a very light, vivid yellow. Relative luminance 0.880; OKLCH L 95.4% C 0.137 H 104.7°. Best body text is #000000 at 18.60:1 contrast (WCAG AA passes).

Color values

HEX	#FEF582
RGB	rgb(254, 245, 130)
HSL	hsl(56, 98%, 75%)
HSV	hsv(56, 49%, 100%)
CMYK	cmyk(0%, 3.5%, 48.8%, 0.4%)
CIE-LAB	lab(95.16, -11.89, 55.95)
CIE-LCH	lch(95.16, 57.20, 102.00°)
OKLab	oklab(95.41% -0.0348 0.1327)
OKLCH	oklch(95.41% 0.137 104.7)
XYZ	xyz(77.5567, 87.9897, 34.0130)
Luminance	0.8799 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF582 #828BFE

analogous

#FEB782 #FEF582 #C9FE82

triadic

#FEF582 #82FEF5 #F582FE

tetradic

#FEF582 #82FEB7 #828BFE #FE82C9

square

#FEF582 #82FEB7 #828BFE #FE82C9

split-complementary

#FEF582 #82C9FE #B782FE

monochromatic

#FDEB09 #FEF045 #FEF582 #FEFABF #FFFDE1

Accessibility & contrast

On white

1.13

#FEF582 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.60

#FEF582 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF582

18.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF582	#FFFFFF	#000000	##000000
##FEF582	1.00	1.13	18.60	18.60
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.60	21.00	1.00	1.00
##000000	18.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE78

Deuteranopia (green-blind)

#FFF487

Tritanopia (blue-blind)

#FFE8DA

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #fef582;
/* rgb */ color: rgb(254, 245, 130);
/* oklch */ color: oklch(95.4% 0.137 104.7);

Tailwind

colors: {
  custom: {
    50: '#fff8a9',
    500: '#fef582',
    950: '#000000',
  },
}

SCSS

$custom: #fef582;
$custom-light: #fff8a9;
$custom-dark: #000000;

JSON

{
  "hex": "#fef582",
  "rgb": {
    "r": 254,
    "g": 245,
    "b": 130
  },
  "hsl": {
    "h": 55.645,
    "s": 98.413,
    "l": 75.294
  },
  "oklch": {
    "l": 0.95412,
    "c": 0.13715,
    "h": 104.7
  },
  "luminance": 0.87987
}

Semantic roles & 50–950 ramp

primary

#FEF582

secondary

#4752DD

accent

#11E600

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#181710

muted

#868581

Preview Lab

Preview with #FEF582

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

Preview Lab → · Contrast checker → · Palette generator →