#66EFDB#66EFDB

#66EFDB is a very light, vivid teal. Relative luminance 0.697; OKLCH L 87.1% C 0.123 H 182.3°. Best body text is #000000 at 14.93:1 contrast (WCAG AA passes).

Color values

HEX	#66EFDB
RGB	rgb(102, 239, 219)
HSL	hsl(171, 81%, 67%)
HSV	hsv(171, 57%, 94%)
CMYK	cmyk(57.3%, 0%, 8.4%, 6.3%)
CIE-LAB	lab(86.83, -41.98, -1.55)
CIE-LCH	lch(86.83, 42.01, 182.11°)
OKLab	oklab(87.11% -0.1229 -0.0048)
OKLCH	oklch(87.11% 0.123 182.3)
XYZ	xyz(49.1264, 69.6673, 77.8623)
Luminance	0.6967 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EFDB #EF667A

analogous

#66EF97 #66EFDB #66BFEF

triadic

#66EFDB #DB66EF #EFDB66

tetradic

#66EFDB #9766EF #EF667A #BFEF66

square

#66EFDB #9766EF #EF667A #BFEF66

split-complementary

#66EFDB #EF66BF #EF9766

monochromatic

#15C6AC #2FE9CE #66EFDB #9DF5E8 #D5FBF5

Accessibility & contrast

On white

1.41

#66EFDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.93

#66EFDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EFDB

14.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EFDB	#FFFFFF	#000000	##000000
##66EFDB	1.00	1.41	14.93	14.93
#FFFFFF	1.41	1.00	21.00	21.00
#000000	14.93	21.00	1.00	1.00
##000000	14.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5E2DA

Deuteranopia (green-blind)

#D0D3DD

Tritanopia (blue-blind)

#00F3E9

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #66efdb;
/* rgb */ color: rgb(102, 239, 219);
/* oklch */ color: oklch(87.1% 0.123 182.3);

Tailwind

colors: {
  custom: {
    50: '#9ef5e6',
    500: '#66efdb',
    950: '#000000',
  },
}

SCSS

$custom: #66efdb;
$custom-light: #9ef5e6;
$custom-dark: #000000;

JSON

{
  "hex": "#66efdb",
  "rgb": {
    "r": 102,
    "g": 239,
    "b": 219
  },
  "hsl": {
    "h": 171.241,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.87113,
    "c": 0.123,
    "h": 182.3
  },
  "luminance": 0.69672
}

Semantic roles & 50–950 ramp

primary

#66EFDB

secondary

#C3364B

accent

#0827DD

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#101715

muted

#808584

Preview Lab

Preview with #66EFDB

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

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