#FEF381#FEF381

#FEF381 is a very light, vivid yellow. Relative luminance 0.868; OKLCH L 95.0% C 0.136 H 103.7°. Best body text is #000000 at 18.35:1 contrast (WCAG AA passes).

Color values

HEX	#FEF381
RGB	rgb(254, 243, 129)
HSL	hsl(55, 98%, 75%)
HSV	hsv(55, 49%, 100%)
CMYK	cmyk(0%, 4.3%, 49.2%, 0.4%)
CIE-LAB	lab(94.64, -11.00, 55.79)
CIE-LCH	lch(94.64, 56.86, 101.15°)
OKLab	oklab(94.99% -0.0323 0.1322)
OKLCH	oklch(94.99% 0.136 103.7)
XYZ	xyz(76.8882, 86.7594, 33.4607)
Luminance	0.8676 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF381 #818CFE

analogous

#FEB481 #FEF381 #CAFE81

triadic

#FEF381 #81FEF3 #F381FE

tetradic

#FEF381 #81FEB4 #818CFE #FE81CA

square

#FEF381 #81FEB4 #818CFE #FE81CA

split-complementary

#FEF381 #81CAFE #B481FE

monochromatic

#FDE708 #FEED44 #FEF381 #FEF9BE #FFFCE1

Accessibility & contrast

On white

1.14

#FEF381 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.35

#FEF381 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF381

18.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF381	#FFFFFF	#000000	##000000
##FEF381	1.00	1.14	18.35	18.35
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.35	21.00	1.00	1.00
##000000	18.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC77

Deuteranopia (green-blind)

#FFF286

Tritanopia (blue-blind)

#FFE6D9

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #fef381;
/* rgb */ color: rgb(254, 243, 129);
/* oklch */ color: oklch(95.0% 0.136 103.7);

Tailwind

colors: {
  custom: {
    50: '#fff6a8',
    500: '#fef381',
    950: '#000000',
  },
}

SCSS

$custom: #fef381;
$custom-light: #fff6a8;
$custom-dark: #000000;

JSON

{
  "hex": "#fef381",
  "rgb": {
    "r": 254,
    "g": 243,
    "b": 129
  },
  "hsl": {
    "h": 54.72,
    "s": 98.425,
    "l": 75.098
  },
  "oklch": {
    "l": 0.94995,
    "c": 0.13613,
    "h": 103.7
  },
  "luminance": 0.86757
}

Semantic roles & 50–950 ramp

primary

#FEF381

secondary

#4653DD

accent

#14E600

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#181710

muted

#868581

Preview Lab

Preview with #FEF381

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

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