#FEF28F#FEF28F

#FEF28F is a very light, vivid yellow. Relative luminance 0.866; OKLCH L 95.0% C 0.121 H 102.3°. Best body text is #000000 at 18.31:1 contrast (WCAG AA passes).

Color values

HEX	#FEF28F
RGB	rgb(254, 242, 143)
HSL	hsl(54, 98%, 78%)
HSV	hsv(54, 44%, 100%)
CMYK	cmyk(0%, 4.7%, 43.7%, 0.4%)
CIE-LAB	lab(94.55, -9.23, 49.05)
CIE-LCH	lch(94.55, 49.92, 100.65°)
OKLab	oklab(94.98% -0.0259 0.1183)
OKLCH	oklch(94.98% 0.121 102.3)
XYZ	xyz(77.5849, 86.5606, 38.6022)
Luminance	0.8656 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF28F #8F9BFE

analogous

#FEBB8F #FEF28F #D2FE8F

triadic

#FEF28F #8FFEF2 #F28FFE

tetradic

#FEF28F #8FFEBB #8F9BFE #FE8FD2

square

#FEF28F #8FFEBB #8F9BFE #FE8FD2

split-complementary

#FEF28F #8FD2FE #BB8FFE

monochromatic

#FDE416 #FDEB52 #FEF28F #FFF9CC #FFFBE1

Accessibility & contrast

On white

1.15

#FEF28F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.31

#FEF28F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF28F

18.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF28F	#FFFFFF	#000000	##000000
##FEF28F	1.00	1.15	18.31	18.31
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.31	21.00	1.00	1.00
##000000	18.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC87

Deuteranopia (green-blind)

#FFF293

Tritanopia (blue-blind)

#FFE6DA

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #fef28f;
/* rgb */ color: rgb(254, 242, 143);
/* oklch */ color: oklch(95.0% 0.121 102.3);

Tailwind

colors: {
  custom: {
    50: '#fff6b1',
    500: '#fef28f',
    950: '#000000',
  },
}

SCSS

$custom: #fef28f;
$custom-light: #fff6b1;
$custom-dark: #000000;

JSON

{
  "hex": "#fef28f",
  "rgb": {
    "r": 254,
    "g": 242,
    "b": 143
  },
  "hsl": {
    "h": 53.514,
    "s": 98.23,
    "l": 77.843
  },
  "oklch": {
    "l": 0.94983,
    "c": 0.12113,
    "h": 102.3
  },
  "luminance": 0.86558
}

Semantic roles & 50–950 ramp

primary

#FEF28F

secondary

#5261DF

accent

#19E600

background

#FFFFFD

surface

#FFFEF8

border

#D7D6D1

text

#181711

muted

#868581

Preview Lab

Preview with #FEF28F

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

Preview Lab → · Contrast checker → · Palette generator →