#EEF566#EEF566

#EEF566 is a very light, vivid yellow. Relative luminance 0.844; OKLCH L 93.8% C 0.164 H 111.8°. Best body text is #000000 at 17.89:1 contrast (WCAG AA passes).

Color values

HEX	#EEF566
RGB	rgb(238, 245, 102)
HSL	hsl(63, 88%, 68%)
HSV	hsv(63, 58%, 96%)
CMYK	cmyk(2.9%, 0%, 58.4%, 3.9%)
CIE-LAB	lab(93.64, -20.39, 66.31)
CIE-LCH	lch(93.64, 69.37, 107.10°)
OKLab	oklab(93.82% -0.0609 0.1524)
OKLCH	oklch(93.82% 0.164 111.8)
XYZ	xyz(70.3124, 84.4428, 25.1630)
Luminance	0.8444 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EEF566 #6D66F5

analogous

#F5B466 #EEF566 #A6F566

triadic

#EEF566 #66EEF5 #F566EE

tetradic

#EEF566 #66F5B4 #6D66F5 #F566A6

square

#EEF566 #66F5B4 #6D66F5 #F566A6

split-complementary

#EEF566 #66A6F5 #B466F5

monochromatic

#C9D30E #E8F12D #EEF566 #F4F99F #FBFDD9

Accessibility & contrast

On white

1.17

#EEF566 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.89

#EEF566 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EEF566

17.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EEF566	#FFFFFF	#000000	##000000
##EEF566	1.00	1.17	17.89	17.89
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.89	21.00	1.00	1.00
##000000	17.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB56

Deuteranopia (green-blind)

#FFEF6F

Tritanopia (blue-blind)

#FDE7D6

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #eef566;
/* rgb */ color: rgb(238, 245, 102);
/* oklch */ color: oklch(93.8% 0.164 111.8);

Tailwind

colors: {
  custom: {
    50: '#f6f897',
    500: '#eef566',
    950: '#000000',
  },
}

SCSS

$custom: #eef566;
$custom-light: #f6f897;
$custom-dark: #000000;

JSON

{
  "hex": "#eef566",
  "rgb": {
    "r": 238,
    "g": 245,
    "b": 102
  },
  "hsl": {
    "h": 62.937,
    "s": 87.73,
    "l": 68.039
  },
  "oklch": {
    "l": 0.93815,
    "c": 0.16413,
    "h": 111.8
  },
  "luminance": 0.84441
}

Semantic roles & 50–950 ramp

primary

#EEF566

secondary

#3931CE

accent

#01E40C

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #EEF566

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

Preview Lab → · Contrast checker → · Palette generator →