#66DDD7#66DDD7

#66DDD7 is a very light, moderate teal. Relative luminance 0.594; OKLCH L 82.8% C 0.108 H 190.8°. Best body text is #000000 at 12.89:1 contrast (WCAG AA passes).

Color values

HEX	#66DDD7
RGB	rgb(102, 221, 215)
HSL	hsl(177, 64%, 63%)
HSV	hsv(177, 54%, 87%)
CMYK	cmyk(53.8%, 0%, 2.7%, 13.3%)
CIE-LAB	lab(81.53, -34.80, -7.25)
CIE-LCH	lch(81.53, 35.54, 191.76°)
OKLab	oklab(82.79% -0.1056 -0.0202)
OKLCH	oklch(82.79% 0.108 190.8)
XYZ	xyz(43.5965, 59.4398, 73.4523)
Luminance	0.5944 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DDD7 #DD666C

analogous

#66DD9B #66DDD7 #66A7DD

triadic

#66DDD7 #D766DD #DDD766

tetradic

#66DDD7 #9B66DD #DD666C #A7DD66

square

#66DDD7 #9B66DD #DD666C #A7DD66

split-complementary

#66DDD7 #DD66A7 #DD9B66

monochromatic

#24A49E #34D2CA #66DDD7 #98E8E4 #CAF3F1

Accessibility & contrast

On white

1.63

#66DDD7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.89

#66DDD7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DDD7

12.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DDD7	#FFFFFF	#000000	##000000
##66DDD7	1.00	1.63	12.89	12.89
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.89	21.00	1.00	1.00
##000000	12.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2D3D7

Deuteranopia (green-blind)

#BEC5D8

Tritanopia (blue-blind)

#00E2DB

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #66ddd7;
/* rgb */ color: rgb(102, 221, 215);
/* oklch */ color: oklch(82.8% 0.108 190.8);

Tailwind

colors: {
  custom: {
    50: '#9ce8e3',
    500: '#66ddd7',
    950: '#000000',
  },
}

SCSS

$custom: #66ddd7;
$custom-light: #9ce8e3;
$custom-dark: #000000;

JSON

{
  "hex": "#66ddd7",
  "rgb": {
    "r": 102,
    "g": 221,
    "b": 215
  },
  "hsl": {
    "h": 176.975,
    "s": 63.636,
    "l": 63.333
  },
  "oklch": {
    "l": 0.82785,
    "c": 0.10755,
    "h": 190.8
  },
  "luminance": 0.59444
}

Semantic roles & 50–950 ramp

primary

#66DDD7

secondary

#A74045

accent

#1A23CB

background

#FCFEFE

surface

#F6FCFC

border

#D0D5D5

text

#0F1615

muted

#808484

Preview Lab

Preview with #66DDD7

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

Preview Lab → · Contrast checker → · Palette generator →