#EEF166#EEF166

#EEF166 is a very light, vivid yellow. Relative luminance 0.820; OKLCH L 93.0% C 0.160 H 110.3°. Best body text is #000000 at 17.41:1 contrast (WCAG AA passes).

Color values

HEX	#EEF166
RGB	rgb(238, 241, 102)
HSL	hsl(61, 83%, 67%)
HSV	hsv(61, 58%, 95%)
CMYK	cmyk(1.2%, 0%, 57.7%, 5.5%)
CIE-LAB	lab(92.60, -18.46, 65.15)
CIE-LCH	lch(92.60, 67.72, 105.82°)
OKLab	oklab(92.98% -0.0554 0.15)
OKLCH	oklch(92.98% 0.16 110.3)
XYZ	xyz(69.1154, 82.0487, 24.7640)
Luminance	0.8205 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EEF166 #6966F1

analogous

#F1AF66 #EEF166 #A9F166

triadic

#EEF166 #66EEF1 #F166EE

tetradic

#EEF166 #66F1AF #6966F1 #F166A9

square

#EEF166 #66F1AF #6966F1 #F166A9

split-complementary

#EEF166 #66A9F1 #AF66F1

monochromatic

#C6CA12 #E8EC2E #EEF166 #F4F69E #FAFBD6

Accessibility & contrast

On white

1.21

#EEF166 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.41

#EEF166 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EEF166

17.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EEF166	#FFFFFF	#000000	##000000
##EEF166	1.00	1.21	17.41	17.41
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.41	21.00	1.00	1.00
##000000	17.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE756

Deuteranopia (green-blind)

#FFEC6E

Tritanopia (blue-blind)

#FDE3D3

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #eef166;
/* rgb */ color: rgb(238, 241, 102);
/* oklch */ color: oklch(93.0% 0.160 110.3);

Tailwind

colors: {
  custom: {
    50: '#f6f597',
    500: '#eef166',
    950: '#000000',
  },
}

SCSS

$custom: #eef166;
$custom-light: #f6f597;
$custom-dark: #000000;

JSON

{
  "hex": "#eef166",
  "rgb": {
    "r": 238,
    "g": 241,
    "b": 102
  },
  "hsl": {
    "h": 61.295,
    "s": 83.234,
    "l": 67.255
  },
  "oklch": {
    "l": 0.92979,
    "c": 0.15988,
    "h": 110.3
  },
  "luminance": 0.82047
}

Semantic roles & 50–950 ramp

primary

#EEF166

secondary

#3834C7

accent

#06E00B

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #EEF166

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

Preview Lab → · Contrast checker → · Palette generator →