#EEF663#EEF663

#EEF663 is a very light, vivid yellow. Relative luminance 0.850; OKLCH L 94.0% C 0.168 H 112.1°. Best body text is #000000 at 18.00:1 contrast (WCAG AA passes).

Color values

HEX	#EEF663
RGB	rgb(238, 246, 99)
HSL	hsl(63, 89%, 68%)
HSV	hsv(63, 60%, 96%)
CMYK	cmyk(3.3%, 0%, 59.8%, 3.5%)
CIE-LAB	lab(93.88, -21.08, 67.81)
CIE-LCH	lch(93.88, 71.01, 107.27°)
OKLab	oklab(94% -0.0631 0.1552)
OKLCH	oklch(94% 0.168 112.1)
XYZ	xyz(70.4696, 84.9910, 24.4947)
Luminance	0.8499 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EEF663 #6B63F6

analogous

#F6B463 #EEF663 #A5F663

triadic

#EEF663 #63EEF6 #F663EE

tetradic

#EEF663 #63F6B4 #6B63F6 #F663A5

square

#EEF663 #63F6B4 #6B63F6 #F663A5

split-complementary

#EEF663 #63A5F6 #B463F6

monochromatic

#C8D20C #E8F329 #EEF663 #F4F99D #FBFDD7

Accessibility & contrast

On white

1.17

#EEF663 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.00

#EEF663 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EEF663

18.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EEF663	#FFFFFF	#000000	##000000
##EEF663	1.00	1.17	18.00	18.00
#FFFFFF	1.17	1.00	21.00	21.00
#000000	18.00	21.00	1.00	1.00
##000000	18.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC52

Deuteranopia (green-blind)

#FFEF6C

Tritanopia (blue-blind)

#FDE8D7

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #eef663;
/* rgb */ color: rgb(238, 246, 99);
/* oklch */ color: oklch(94.0% 0.168 112.1);

Tailwind

colors: {
  custom: {
    50: '#f6f995',
    500: '#eef663',
    950: '#000000',
  },
}

SCSS

$custom: #eef663;
$custom-light: #f6f995;
$custom-dark: #000000;

JSON

{
  "hex": "#eef663",
  "rgb": {
    "r": 238,
    "g": 246,
    "b": 99
  },
  "hsl": {
    "h": 63.265,
    "s": 89.091,
    "l": 67.647
  },
  "oklch": {
    "l": 0.93996,
    "c": 0.16757,
    "h": 112.1
  },
  "luminance": 0.8499
}

Semantic roles & 50–950 ramp

primary

#EEF663

secondary

#3830CE

accent

#00E60C

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #EEF663

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

Preview Lab → · Contrast checker → · Palette generator →