#FEF47B#FEF47B

#FEF47B is a very light, vivid yellow. Relative luminance 0.872; OKLCH L 95.1% C 0.143 H 104.5°. Best body text is #000000 at 18.44:1 contrast (WCAG AA passes).

Color values

HEX	#FEF47B
RGB	rgb(254, 244, 123)
HSL	hsl(55, 98%, 74%)
HSV	hsv(55, 52%, 100%)
CMYK	cmyk(0%, 3.9%, 51.6%, 0.4%)
CIE-LAB	lab(94.83, -11.99, 58.77)
CIE-LCH	lch(94.83, 59.98, 101.53°)
OKLab	oklab(95.12% -0.0357 0.1382)
OKLCH	oklch(95.12% 0.143 104.5)
XYZ	xyz(76.8011, 87.2047, 31.5216)
Luminance	0.8720 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF47B #7B85FE

analogous

#FEB37B #FEF47B #C7FE7B

triadic

#FEF47B #7BFEF4 #F47BFE

tetradic

#FEF47B #7BFEB3 #7B85FE #FE7BC7

square

#FEF47B #7BFEB3 #7B85FE #FE7BC7

split-complementary

#FEF47B #7BC7FE #B37BFE

monochromatic

#FDEA02 #FEEF3E #FEF47B #FEF9B8 #FFFCE1

Accessibility & contrast

On white

1.14

#FEF47B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.44

#FEF47B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF47B

18.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF47B	#FFFFFF	#000000	##000000
##FEF47B	1.00	1.14	18.44	18.44
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.44	21.00	1.00	1.00
##000000	18.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED70

Deuteranopia (green-blind)

#FFF381

Tritanopia (blue-blind)

#FFE6D9

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #fef47b;
/* rgb */ color: rgb(254, 244, 123);
/* oklch */ color: oklch(95.1% 0.143 104.5);

Tailwind

colors: {
  custom: {
    50: '#fff7a4',
    500: '#fef47b',
    950: '#000000',
  },
}

SCSS

$custom: #fef47b;
$custom-light: #fff7a4;
$custom-dark: #000000;

JSON

{
  "hex": "#fef47b",
  "rgb": {
    "r": 254,
    "g": 244,
    "b": 123
  },
  "hsl": {
    "h": 55.42,
    "s": 98.496,
    "l": 73.922
  },
  "oklch": {
    "l": 0.95124,
    "c": 0.14277,
    "h": 104.5
  },
  "luminance": 0.87202
}

Semantic roles & 50–950 ramp

primary

#FEF47B

secondary

#414DDC

accent

#12E600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FEF47B

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

Preview Lab → · Contrast checker → · Palette generator →