#66EFB9#66EFB9

#66EFB9 is a very light, vivid teal. Relative luminance 0.681; OKLCH L 86.2% C 0.143 H 164.4°. Best body text is #000000 at 14.61:1 contrast (WCAG AA passes).

Color values

HEX	#66EFB9
RGB	rgb(102, 239, 185)
HSL	hsl(156, 81%, 67%)
HSV	hsv(156, 57%, 94%)
CMYK	cmyk(57.3%, 0%, 22.6%, 6.3%)
CIE-LAB	lab(86.03, -49.82, 15.06)
CIE-LCH	lch(86.03, 52.05, 163.18°)
OKLab	oklab(86.2% -0.1379 0.0386)
OKLCH	oklch(86.2% 0.143 164.4)
XYZ	xyz(45.0986, 68.0562, 56.6490)
Luminance	0.6806 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EFB9 #EF669C

analogous

#66EF75 #66EFB9 #66E1EF

triadic

#66EFB9 #B966EF #EFB966

tetradic

#66EFB9 #7566EF #EF669C #E1EF66

square

#66EFB9 #7566EF #EF669C #E1EF66

split-complementary

#66EFB9 #EF66E1 #EF7566

monochromatic

#15C680 #2FE9A0 #66EFB9 #9DF5D2 #D5FBEC

Accessibility & contrast

On white

1.44

#66EFB9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.61

#66EFB9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EFB9

14.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EFB9	#FFFFFF	#000000	##000000
##66EFB9	1.00	1.44	14.61	14.61
#FFFFFF	1.44	1.00	21.00	21.00
#000000	14.61	21.00	1.00	1.00
##000000	14.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBE0B6

Deuteranopia (green-blind)

#D7D1BC

Tritanopia (blue-blind)

#1FEFE0

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #66efb9;
/* rgb */ color: rgb(102, 239, 185);
/* oklch */ color: oklch(86.2% 0.143 164.4);

Tailwind

colors: {
  custom: {
    50: '#9df5ce',
    500: '#66efb9',
    950: '#000000',
  },
}

SCSS

$custom: #66efb9;
$custom-light: #9df5ce;
$custom-dark: #000000;

JSON

{
  "hex": "#66efb9",
  "rgb": {
    "r": 102,
    "g": 239,
    "b": 185
  },
  "hsl": {
    "h": 156.35,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.86199,
    "c": 0.14317,
    "h": 164.4
  },
  "luminance": 0.68061
}

Semantic roles & 50–950 ramp

primary

#66EFB9

secondary

#C3366E

accent

#085CDD

background

#FCFFFE

surface

#F6FEFA

border

#D0D6D3

text

#0F1713

muted

#808583

Preview Lab

Preview with #66EFB9

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

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