#EEF581#EEF581

#EEF581 is a very light, vivid yellow. Relative luminance 0.851; OKLCH L 94.1% C 0.140 H 111.9°. Best body text is #000000 at 18.01:1 contrast (WCAG AA passes).

Color values

HEX	#EEF581
RGB	rgb(238, 245, 129)
HSL	hsl(64, 85%, 73%)
HSV	hsv(64, 47%, 96%)
CMYK	cmyk(2.9%, 0%, 47.3%, 3.9%)
CIE-LAB	lab(93.91, -18.23, 54.62)
CIE-LCH	lch(93.91, 57.59, 108.46°)
OKLab	oklab(94.12% -0.0521 0.1299)
OKLCH	oklch(94.12% 0.14 111.9)
XYZ	xyz(71.8760, 85.0683, 33.3981)
Luminance	0.8507 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EEF581 #8881F5

analogous

#F5C281 #EEF581 #B4F581

triadic

#EEF581 #81EEF5 #F581EE

tetradic

#EEF581 #81F5C2 #8881F5 #F581B4

square

#EEF581 #81F5C2 #8881F5 #F581B4

split-complementary

#EEF581 #81B4F5 #C281F5

monochromatic

#DCE913 #E6F048 #EEF581 #F6F9BA #FBFDE3

Accessibility & contrast

On white

1.17

#EEF581 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.01

#EEF581 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EEF581

18.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EEF581	#FFFFFF	#000000	##000000
##EEF581	1.00	1.17	18.01	18.01
#FFFFFF	1.17	1.00	21.00	21.00
#000000	18.01	21.00	1.00	1.00
##000000	18.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC77

Deuteranopia (green-blind)

#FFEF87

Tritanopia (blue-blind)

#FBE9DA

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #eef581;
/* rgb */ color: rgb(238, 245, 129);
/* oklch */ color: oklch(94.1% 0.140 111.9);

Tailwind

colors: {
  custom: {
    50: '#f5f8a8',
    500: '#eef581',
    950: '#000000',
  },
}

SCSS

$custom: #eef581;
$custom-light: #f5f8a8;
$custom-dark: #000000;

JSON

{
  "hex": "#eef581",
  "rgb": {
    "r": 238,
    "g": 245,
    "b": 129
  },
  "hsl": {
    "h": 63.621,
    "s": 85.294,
    "l": 73.333
  },
  "oklch": {
    "l": 0.94117,
    "c": 0.13997,
    "h": 111.9
  },
  "luminance": 0.85067
}

Semantic roles & 50–950 ramp

primary

#EEF581

secondary

#5149D1

accent

#04E211

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#171710

muted

#858581

Preview Lab

Preview with #EEF581

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

Preview Lab → · Contrast checker → · Palette generator →