#66DDC0#66DDC0

#66DDC0 is a very light, moderate teal. Relative luminance 0.583; OKLCH L 82.1% C 0.116 H 174.9°. Best body text is #000000 at 12.67:1 contrast (WCAG AA passes).

Color values

HEX	#66DDC0
RGB	rgb(102, 221, 192)
HSL	hsl(165, 64%, 63%)
HSV	hsv(165, 54%, 87%)
CMYK	cmyk(53.8%, 0%, 13.1%, 13.3%)
CIE-LAB	lab(80.93, -40.47, 4.09)
CIE-LCH	lch(80.93, 40.68, 174.22°)
OKLab	oklab(82.09% -0.1156 0.0102)
OKLCH	oklch(82.09% 0.116 174.9)
XYZ	xyz(40.8461, 58.3396, 58.9671)
Luminance	0.5834 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DDC0 #DD6683

analogous

#66DD84 #66DDC0 #66BEDD

triadic

#66DDC0 #C066DD #DDC066

tetradic

#66DDC0 #8466DD #DD6683 #BEDD66

square

#66DDC0 #8466DD #DD6683 #BEDD66

split-complementary

#66DDC0 #DD66BE #DD8466

monochromatic

#24A485 #34D2AB #66DDC0 #98E8D5 #CAF3E9

Accessibility & contrast

On white

1.66

#66DDC0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.67

#66DDC0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DDC0

12.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DDC0	#FFFFFF	#000000	##000000
##66DDC0	1.00	1.66	12.67	12.67
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.67	21.00	1.00	1.00
##000000	12.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6D1BF

Deuteranopia (green-blind)

#C4C3C2

Tritanopia (blue-blind)

#23DFD4

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #66ddc0;
/* rgb */ color: rgb(102, 221, 192);
/* oklch */ color: oklch(82.1% 0.116 174.9);

Tailwind

colors: {
  custom: {
    50: '#9be8d3',
    500: '#66ddc0',
    950: '#000000',
  },
}

SCSS

$custom: #66ddc0;
$custom-light: #9be8d3;
$custom-dark: #000000;

JSON

{
  "hex": "#66ddc0",
  "rgb": {
    "r": 102,
    "g": 221,
    "b": 192
  },
  "hsl": {
    "h": 165.378,
    "s": 63.636,
    "l": 63.333
  },
  "oklch": {
    "l": 0.82094,
    "c": 0.11606,
    "h": 174.9
  },
  "luminance": 0.58343
}

Semantic roles & 50–950 ramp

primary

#66DDC0

secondary

#A74059

accent

#1A45CB

background

#FCFEFE

surface

#F5FDFB

border

#CFD5D4

text

#0F1614

muted

#808483

Preview Lab

Preview with #66DDC0

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

Preview Lab → · Contrast checker → · Palette generator →