#FEF57A#FEF57A

#FEF57A is a very light, vivid yellow. Relative luminance 0.878; OKLCH L 95.3% C 0.145 H 105.0°. Best body text is #000000 at 18.56:1 contrast (WCAG AA passes).

Color values

HEX	#FEF57A
RGB	rgb(254, 245, 122)
HSL	hsl(56, 99%, 74%)
HSV	hsv(56, 52%, 100%)
CMYK	cmyk(0%, 3.5%, 52%, 0.4%)
CIE-LAB	lab(95.07, -12.56, 59.51)
CIE-LCH	lch(95.07, 60.82, 101.92°)
OKLab	oklab(95.32% -0.0375 0.1397)
OKLCH	oklch(95.32% 0.145 105)
XYZ	xyz(77.0405, 87.7832, 31.2942)
Luminance	0.8778 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF57A #7A83FE

analogous

#FEB37A #FEF57A #C5FE7A

triadic

#FEF57A #7AFEF5 #F57AFE

tetradic

#FEF57A #7AFEB3 #7A83FE #FE7AC5

square

#FEF57A #7AFEB3 #7A83FE #FE7AC5

split-complementary

#FEF57A #7AC5FE #B37AFE

monochromatic

#FCEB02 #FEF03D #FEF57A #FEFAB7 #FFFDE1

Accessibility & contrast

On white

1.13

#FEF57A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.56

#FEF57A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF57A

18.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF57A	#FFFFFF	#000000	##000000
##FEF57A	1.00	1.13	18.56	18.56
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.56	21.00	1.00	1.00
##000000	18.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED6E

Deuteranopia (green-blind)

#FFF480

Tritanopia (blue-blind)

#FFE7D9

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #fef57a;
/* rgb */ color: rgb(254, 245, 122);
/* oklch */ color: oklch(95.3% 0.145 105.0);

Tailwind

colors: {
  custom: {
    50: '#fff8a3',
    500: '#fef57a',
    950: '#000000',
  },
}

SCSS

$custom: #fef57a;
$custom-light: #fff8a3;
$custom-dark: #000000;

JSON

{
  "hex": "#fef57a",
  "rgb": {
    "r": 254,
    "g": 245,
    "b": 122
  },
  "hsl": {
    "h": 55.909,
    "s": 98.507,
    "l": 73.725
  },
  "oklch": {
    "l": 0.95315,
    "c": 0.14467,
    "h": 105
  },
  "luminance": 0.87781
}

Semantic roles & 50–950 ramp

primary

#FEF57A

secondary

#404BDC

accent

#10E600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FEF57A

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

Preview Lab → · Contrast checker → · Palette generator →