#FEF587#FEF587

#FEF587 is a very light, vivid yellow. Relative luminance 0.881; OKLCH L 95.5% C 0.132 H 104.5°. Best body text is #000000 at 18.63:1 contrast (WCAG AA passes).

Color values

HEX	#FEF587
RGB	rgb(254, 245, 135)
HSL	hsl(55, 98%, 76%)
HSV	hsv(55, 47%, 100%)
CMYK	cmyk(0%, 3.5%, 46.9%, 0.4%)
CIE-LAB	lab(95.21, -11.45, 53.68)
CIE-LCH	lch(95.21, 54.89, 102.04°)
OKLab	oklab(95.48% -0.033 0.1281)
OKLCH	oklch(95.48% 0.132 104.5)
XYZ	xyz(77.9005, 88.1272, 35.8237)
Luminance	0.8812 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF587 #8790FE

analogous

#FEBA87 #FEF587 #CCFE87

triadic

#FEF587 #87FEF5 #F587FE

tetradic

#FEF587 #87FEBA #8790FE #FE87CC

square

#FEF587 #87FEBA #8790FE #FE87CC

split-complementary

#FEF587 #87CCFE #BA87FE

monochromatic

#FDEB0E #FDF04A #FEF587 #FFFAC4 #FFFCE1

Accessibility & contrast

On white

1.13

#FEF587 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.63

#FEF587 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF587

18.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF587	#FFFFFF	#000000	##000000
##FEF587	1.00	1.13	18.63	18.63
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.63	21.00	1.00	1.00
##000000	18.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE7E

Deuteranopia (green-blind)

#FFF48C

Tritanopia (blue-blind)

#FFE8DB

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #fef587;
/* rgb */ color: rgb(254, 245, 135);
/* oklch */ color: oklch(95.5% 0.132 104.5);

Tailwind

colors: {
  custom: {
    50: '#fff8ac',
    500: '#fef587',
    950: '#000000',
  },
}

SCSS

$custom: #fef587;
$custom-light: #fff8ac;
$custom-dark: #000000;

JSON

{
  "hex": "#fef587",
  "rgb": {
    "r": 254,
    "g": 245,
    "b": 135
  },
  "hsl": {
    "h": 55.462,
    "s": 98.347,
    "l": 76.275
  },
  "oklch": {
    "l": 0.95477,
    "c": 0.13227,
    "h": 104.5
  },
  "luminance": 0.88125
}

Semantic roles & 50–950 ramp

primary

#FEF587

secondary

#4B56DE

accent

#11E600

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#181710

muted

#868581

Preview Lab

Preview with #FEF587

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

Preview Lab → · Contrast checker → · Palette generator →