#FEF183#FEF183

#FEF183 is a very light, vivid yellow. Relative luminance 0.856; OKLCH L 94.6% C 0.132 H 102.6°. Best body text is #000000 at 18.12:1 contrast (WCAG AA passes).

Color values

HEX	#FEF183
RGB	rgb(254, 241, 131)
HSL	hsl(54, 98%, 75%)
HSV	hsv(54, 48%, 100%)
CMYK	cmyk(0%, 5.1%, 48.4%, 0.4%)
CIE-LAB	lab(94.15, -9.84, 54.27)
CIE-LCH	lch(94.15, 55.15, 100.27°)
OKLab	oklab(94.62% -0.0288 0.1291)
OKLCH	oklch(94.62% 0.132 102.6)
XYZ	xyz(76.4272, 85.6226, 33.9692)
Luminance	0.8562 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF183 #8390FE

analogous

#FEB483 #FEF183 #CDFE83

triadic

#FEF183 #83FEF1 #F183FE

tetradic

#FEF183 #83FEB4 #8390FE #FE83CD

square

#FEF183 #83FEB4 #8390FE #FE83CD

split-complementary

#FEF183 #83CDFE #B483FE

monochromatic

#FDE30A #FEEA46 #FEF183 #FEF8C0 #FFFCE1

Accessibility & contrast

On white

1.16

#FEF183 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.12

#FEF183 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF183

18.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF183	#FFFFFF	#000000	##000000
##FEF183	1.00	1.16	18.12	18.12
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.12	21.00	1.00	1.00
##000000	18.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB79

Deuteranopia (green-blind)

#FFF188

Tritanopia (blue-blind)

#FFE4D7

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #fef183;
/* rgb */ color: rgb(254, 241, 131);
/* oklch */ color: oklch(94.6% 0.132 102.6);

Tailwind

colors: {
  custom: {
    50: '#fff5a9',
    500: '#fef183',
    950: '#000000',
  },
}

SCSS

$custom: #fef183;
$custom-light: #fff5a9;
$custom-dark: #000000;

JSON

{
  "hex": "#fef183",
  "rgb": {
    "r": 254,
    "g": 241,
    "b": 131
  },
  "hsl": {
    "h": 53.659,
    "s": 98.4,
    "l": 75.49
  },
  "oklch": {
    "l": 0.94617,
    "c": 0.13224,
    "h": 102.6
  },
  "luminance": 0.8562
}

Semantic roles & 50–950 ramp

primary

#FEF183

secondary

#4858DD

accent

#18E600

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#181710

muted

#868581

Preview Lab

Preview with #FEF183

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

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