#EEFF66#EEFF66

#EEFF66 is a very light, vivid yellow. Relative luminance 0.907; OKLCH L 95.9% C 0.175 H 115.1°. Best body text is #000000 at 19.13:1 contrast (WCAG AA passes).

Color values

HEX	#EEFF66
RGB	rgb(238, 255, 102)
HSL	hsl(67, 100%, 70%)
HSV	hsv(67, 60%, 100%)
CMYK	cmyk(6.7%, 0%, 60%, 0%)
CIE-LAB	lab(96.27, -25.15, 69.17)
CIE-LCH	lch(96.27, 73.60, 109.98°)
OKLab	oklab(95.92% -0.0743 0.1585)
OKLCH	oklch(95.92% 0.175 115.1)
XYZ	xyz(73.4198, 90.6576, 26.1988)
Luminance	0.9066 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EEFF66 #7766FF

analogous

#FFC466 #EEFF66 #A1FF66

triadic

#EEFF66 #66EEFF #FF66EE

tetradic

#EEFF66 #66FFC4 #7766FF #FF66A1

square

#EEFF66 #66FFC4 #7766FF #FF66A1

split-complementary

#EEFF66 #66A1FF #C466FF

monochromatic

#D1EB00 #E7FF29 #EEFF66 #F5FFA3 #FCFFE0

Accessibility & contrast

On white

1.10

#EEFF66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.13

#EEFF66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EEFF66

19.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EEFF66	#FFFFFF	#000000	##000000
##EEFF66	1.00	1.10	19.13	19.13
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.13	21.00	1.00	1.00
##000000	19.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF354

Deuteranopia (green-blind)

#FFF670

Tritanopia (blue-blind)

#FCF1DF

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #eeff66;
/* rgb */ color: rgb(238, 255, 102);
/* oklch */ color: oklch(95.9% 0.175 115.1);

Tailwind

colors: {
  custom: {
    50: '#f6ff97',
    500: '#eeff66',
    950: '#000000',
  },
}

SCSS

$custom: #eeff66;
$custom-light: #f6ff97;
$custom-dark: #000000;

JSON

{
  "hex": "#eeff66",
  "rgb": {
    "r": 238,
    "g": 255,
    "b": 102
  },
  "hsl": {
    "h": 66.667,
    "s": 100,
    "l": 70
  },
  "oklch": {
    "l": 0.95916,
    "c": 0.17504,
    "h": 115.1
  },
  "luminance": 0.90656
}

Semantic roles & 50–950 ramp

primary

#EEFF66

secondary

#422FDA

accent

#00E61A

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #EEFF66

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

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