#FEF371#FEF371

#FEF371 is a very light, vivid yellow. Relative luminance 0.864; OKLCH L 94.8% C 0.151 H 104.4°. Best body text is #000000 at 18.27:1 contrast (WCAG AA passes).

Color values

HEX	#FEF371
RGB	rgb(254, 243, 113)
HSL	hsl(55, 99%, 72%)
HSV	hsv(55, 56%, 100%)
CMYK	cmyk(0%, 4.3%, 55.5%, 0.4%)
CIE-LAB	lab(94.47, -12.27, 62.84)
CIE-LCH	lch(94.47, 64.03, 101.05°)
OKLab	oklab(94.81% -0.0376 0.146)
OKLCH	oklch(94.81% 0.151 104.4)
XYZ	xyz(75.9067, 86.3668, 28.2916)
Luminance	0.8636 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF371 #717CFE

analogous

#FEAD71 #FEF371 #C3FE71

triadic

#FEF371 #71FEF3 #F371FE

tetradic

#FEF371 #71FEAD #717CFE #FE71C3

square

#FEF371 #71FEAD #717CFE #FE71C3

split-complementary

#FEF371 #71C3FE #AD71FE

monochromatic

#F3E002 #FEEE34 #FEF371 #FEF8AE #FFFCE1

Accessibility & contrast

On white

1.15

#FEF371 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.27

#FEF371 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF371

18.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF371	#FFFFFF	#000000	##000000
##FEF371	1.00	1.15	18.27	18.27
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.27	21.00	1.00	1.00
##000000	18.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB64

Deuteranopia (green-blind)

#FFF278

Tritanopia (blue-blind)

#FFE5D6

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #fef371;
/* rgb */ color: rgb(254, 243, 113);
/* oklch */ color: oklch(94.8% 0.151 104.4);

Tailwind

colors: {
  custom: {
    50: '#fff69e',
    500: '#fef371',
    950: '#000000',
  },
}

SCSS

$custom: #fef371;
$custom-light: #fff69e;
$custom-dark: #000000;

JSON

{
  "hex": "#fef371",
  "rgb": {
    "r": 254,
    "g": 243,
    "b": 113
  },
  "hsl": {
    "h": 55.319,
    "s": 98.601,
    "l": 71.961
  },
  "oklch": {
    "l": 0.94808,
    "c": 0.15074,
    "h": 104.4
  },
  "luminance": 0.86364
}

Semantic roles & 50–950 ramp

primary

#FEF371

secondary

#3945DB

accent

#12E600

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170F

muted

#868580

Preview Lab

Preview with #FEF371

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

Preview Lab → · Contrast checker → · Palette generator →