#FEF783#FEF783

#FEF783 is a very light, vivid yellow. Relative luminance 0.892; OKLCH L 95.8% C 0.138 H 105.6°. Best body text is #000000 at 18.85:1 contrast (WCAG AA passes).

Color values

HEX	#FEF783
RGB	rgb(254, 247, 131)
HSL	hsl(57, 98%, 75%)
HSV	hsv(57, 48%, 100%)
CMYK	cmyk(0%, 2.8%, 48.4%, 0.4%)
CIE-LAB	lab(95.68, -12.79, 56.11)
CIE-LCH	lch(95.68, 57.54, 102.84°)
OKLab	oklab(95.83% -0.0372 0.1331)
OKLCH	oklch(95.83% 0.138 105.6)
XYZ	xyz(78.2325, 89.2333, 34.5710)
Luminance	0.8923 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF783 #838AFE

analogous

#FEB983 #FEF783 #C8FE83

triadic

#FEF783 #83FEF7 #F783FE

tetradic

#FEF783 #83FEB9 #838AFE #FE83C8

square

#FEF783 #83FEB9 #838AFE #FE83C8

split-complementary

#FEF783 #83C8FE #B983FE

monochromatic

#FDEF0A #FEF346 #FEF783 #FEFBC0 #FFFDE1

Accessibility & contrast

On white

1.11

#FEF783 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.85

#FEF783 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF783

18.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF783	#FFFFFF	#000000	##000000
##FEF783	1.00	1.11	18.85	18.85
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.85	21.00	1.00	1.00
##000000	18.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF079

Deuteranopia (green-blind)

#FFF588

Tritanopia (blue-blind)

#FFEADC

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #fef783;
/* rgb */ color: rgb(254, 247, 131);
/* oklch */ color: oklch(95.8% 0.138 105.6);

Tailwind

colors: {
  custom: {
    50: '#fff9a9',
    500: '#fef783',
    950: '#000000',
  },
}

SCSS

$custom: #fef783;
$custom-light: #fff9a9;
$custom-dark: #000000;

JSON

{
  "hex": "#fef783",
  "rgb": {
    "r": 254,
    "g": 247,
    "b": 131
  },
  "hsl": {
    "h": 56.585,
    "s": 98.4,
    "l": 75.49
  },
  "oklch": {
    "l": 0.9583,
    "c": 0.13822,
    "h": 105.6
  },
  "luminance": 0.89231
}

Semantic roles & 50–950 ramp

primary

#FEF783

secondary

#4850DD

accent

#0DE600

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#181710

muted

#868581

Preview Lab

Preview with #FEF783

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

Preview Lab → · Contrast checker → · Palette generator →