#66EFD3#66EFD3

#66EFD3 is a very light, vivid teal. Relative luminance 0.693; OKLCH L 86.9% C 0.126 H 177.5°. Best body text is #000000 at 14.85:1 contrast (WCAG AA passes).

Color values

HEX	#66EFD3
RGB	rgb(102, 239, 211)
HSL	hsl(168, 81%, 67%)
HSV	hsv(168, 57%, 94%)
CMYK	cmyk(57.3%, 0%, 11.7%, 6.3%)
CIE-LAB	lab(86.63, -43.93, 2.35)
CIE-LCH	lch(86.63, 43.99, 176.94°)
OKLab	oklab(86.88% -0.1264 0.0055)
OKLCH	oklch(86.88% 0.126 177.5)
XYZ	xyz(48.0985, 69.2561, 72.4484)
Luminance	0.6926 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EFD3 #EF6682

analogous

#66EF8F #66EFD3 #66C7EF

triadic

#66EFD3 #D366EF #EFD366

tetradic

#66EFD3 #8F66EF #EF6682 #C7EF66

square

#66EFD3 #8F66EF #EF6682 #C7EF66

split-complementary

#66EFD3 #EF66C7 #EF8F66

monochromatic

#15C6A2 #2FE9C3 #66EFD3 #9DF5E3 #D5FBF3

Accessibility & contrast

On white

1.41

#66EFD3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.85

#66EFD3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EFD3

14.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EFD3	#FFFFFF	#000000	##000000
##66EFD3	1.00	1.41	14.85	14.85
#FFFFFF	1.41	1.00	21.00	21.00
#000000	14.85	21.00	1.00	1.00
##000000	14.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7E2D2

Deuteranopia (green-blind)

#D2D3D5

Tritanopia (blue-blind)

#00F2E7

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #66efd3;
/* rgb */ color: rgb(102, 239, 211);
/* oklch */ color: oklch(86.9% 0.126 177.5);

Tailwind

colors: {
  custom: {
    50: '#9df5e0',
    500: '#66efd3',
    950: '#000000',
  },
}

SCSS

$custom: #66efd3;
$custom-light: #9df5e0;
$custom-dark: #000000;

JSON

{
  "hex": "#66efd3",
  "rgb": {
    "r": 102,
    "g": 239,
    "b": 211
  },
  "hsl": {
    "h": 167.737,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.86882,
    "c": 0.12648,
    "h": 177.5
  },
  "luminance": 0.69261
}

Semantic roles & 50–950 ramp

primary

#66EFD3

secondary

#C33653

accent

#0834DD

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#0F1715

muted

#808584

Preview Lab

Preview with #66EFD3

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

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