#EEF366#EEF366

#EEF366 is a very light, vivid yellow. Relative luminance 0.832; OKLCH L 93.4% C 0.162 H 111.0°. Best body text is #000000 at 17.65:1 contrast (WCAG AA passes).

Color values

HEX	#EEF366
RGB	rgb(238, 243, 102)
HSL	hsl(62, 85%, 68%)
HSV	hsv(62, 58%, 95%)
CMYK	cmyk(2.1%, 0%, 58%, 4.7%)
CIE-LAB	lab(93.12, -19.43, 65.73)
CIE-LCH	lch(93.12, 68.54, 106.47°)
OKLab	oklab(93.4% -0.0582 0.1512)
OKLCH	oklch(93.4% 0.162 111)
XYZ	xyz(69.7106, 83.2393, 24.9624)
Luminance	0.8324 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EEF366 #6B66F3

analogous

#F3B266 #EEF366 #A7F366

triadic

#EEF366 #66EEF3 #F366EE

tetradic

#EEF366 #66F3B2 #6B66F3 #F366A7

square

#EEF366 #66F3B2 #6B66F3 #F366A7

split-complementary

#EEF366 #66A7F3 #B266F3

monochromatic

#C8CE10 #E8EF2D #EEF366 #F4F79F #FBFCD7

Accessibility & contrast

On white

1.19

#EEF366 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.65

#EEF366 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EEF366

17.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EEF366	#FFFFFF	#000000	##000000
##EEF366	1.00	1.19	17.65	17.65
#FFFFFF	1.19	1.00	21.00	21.00
#000000	17.65	21.00	1.00	1.00
##000000	17.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE956

Deuteranopia (green-blind)

#FFED6E

Tritanopia (blue-blind)

#FDE5D5

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #eef366;
/* rgb */ color: rgb(238, 243, 102);
/* oklch */ color: oklch(93.4% 0.162 111.0);

Tailwind

colors: {
  custom: {
    50: '#f6f697',
    500: '#eef366',
    950: '#000000',
  },
}

SCSS

$custom: #eef366;
$custom-light: #f6f697;
$custom-dark: #000000;

JSON

{
  "hex": "#eef366",
  "rgb": {
    "r": 238,
    "g": 243,
    "b": 102
  },
  "hsl": {
    "h": 62.128,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.93397,
    "c": 0.16199,
    "h": 111
  },
  "luminance": 0.83238
}

Semantic roles & 50–950 ramp

primary

#EEF366

secondary

#3833CA

accent

#04E20B

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #EEF366

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

Preview Lab → · Contrast checker → · Palette generator →