#66DDC7#66DDC7

#66DDC7 is a very light, moderate teal. Relative luminance 0.587; OKLCH L 82.3% C 0.113 H 179.5°. Best body text is #000000 at 12.73:1 contrast (WCAG AA passes).

Color values

HEX	#66DDC7
RGB	rgb(102, 221, 199)
HSL	hsl(169, 64%, 63%)
HSV	hsv(169, 54%, 87%)
CMYK	cmyk(53.8%, 0%, 10%, 13.3%)
CIE-LAB	lab(81.10, -38.80, 0.63)
CIE-LCH	lch(81.10, 38.80, 179.07°)
OKLab	oklab(82.3% -0.1125 0.0011)
OKLCH	oklch(82.3% 0.113 179.5)
XYZ	xyz(41.6402, 58.6573, 63.1494)
Luminance	0.5866 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DDC7 #DD667C

analogous

#66DD8B #66DDC7 #66B7DD

triadic

#66DDC7 #C766DD #DDC766

tetradic

#66DDC7 #8B66DD #DD667C #B7DD66

square

#66DDC7 #8B66DD #DD667C #B7DD66

split-complementary

#66DDC7 #DD66B7 #DD8B66

monochromatic

#24A48D #34D2B5 #66DDC7 #98E8D9 #CAF3EC

Accessibility & contrast

On white

1.65

#66DDC7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.73

#66DDC7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DDC7

12.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DDC7	#FFFFFF	#000000	##000000
##66DDC7	1.00	1.65	12.73	12.73
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.73	21.00	1.00	1.00
##000000	12.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5D1C6

Deuteranopia (green-blind)

#C2C4C9

Tritanopia (blue-blind)

#18E0D6

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #66ddc7;
/* rgb */ color: rgb(102, 221, 199);
/* oklch */ color: oklch(82.3% 0.113 179.5);

Tailwind

colors: {
  custom: {
    50: '#9be8d7',
    500: '#66ddc7',
    950: '#000000',
  },
}

SCSS

$custom: #66ddc7;
$custom-light: #9be8d7;
$custom-dark: #000000;

JSON

{
  "hex": "#66ddc7",
  "rgb": {
    "r": 102,
    "g": 221,
    "b": 199
  },
  "hsl": {
    "h": 168.908,
    "s": 63.636,
    "l": 63.333
  },
  "oklch": {
    "l": 0.82295,
    "c": 0.11253,
    "h": 179.5
  },
  "luminance": 0.58661
}

Semantic roles & 50–950 ramp

primary

#66DDC7

secondary

#A74053

accent

#1A3BCB

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0F1614

muted

#808483

Preview Lab

Preview with #66DDC7

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

Preview Lab → · Contrast checker → · Palette generator →