#66DCDD#66DCDD

#66DCDD is a very light, moderate teal. Relative luminance 0.592; OKLCH L 82.7% C 0.106 H 196.1°. Best body text is #000000 at 12.85:1 contrast (WCAG AA passes).

Color values

HEX	#66DCDD
RGB	rgb(102, 220, 221)
HSL	hsl(181, 64%, 63%)
HSV	hsv(181, 54%, 87%)
CMYK	cmyk(53.8%, 0.5%, 0%, 13.3%)
CIE-LAB	lab(81.42, -32.76, -10.61)
CIE-LCH	lch(81.42, 34.44, 197.95°)
OKLab	oklab(82.75% -0.1021 -0.0294)
OKLCH	oklch(82.75% 0.106 196.1)
XYZ	xyz(44.1184, 59.2274, 77.4996)
Luminance	0.5923 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DCDD #DD6766

analogous

#66DDA2 #66DCDD #66A0DD

triadic

#66DCDD #DD66DC #DCDD66

tetradic

#66DCDD #A266DD #DD6766 #A0DD66

square

#66DCDD #A266DD #DD6766 #A0DD66

split-complementary

#66DCDD #DD66A0 #DDA266

monochromatic

#24A3A4 #34D1D2 #66DCDD #98E7E8 #CAF3F3

Accessibility & contrast

On white

1.63

#66DCDD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.85

#66DCDD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DCDD

12.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DCDD	#FFFFFF	#000000	##000000
##66DCDD	1.00	1.63	12.85	12.85
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.85	21.00	1.00	1.00
##000000	12.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFD3DD

Deuteranopia (green-blind)

#BCC4DE

Tritanopia (blue-blind)

#00E2DC

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #66dcdd;
/* rgb */ color: rgb(102, 220, 221);
/* oklch */ color: oklch(82.7% 0.106 196.1);

Tailwind

colors: {
  custom: {
    50: '#9ce7e7',
    500: '#66dcdd',
    950: '#000000',
  },
}

SCSS

$custom: #66dcdd;
$custom-light: #9ce7e7;
$custom-dark: #000000;

JSON

{
  "hex": "#66dcdd",
  "rgb": {
    "r": 102,
    "g": 220,
    "b": 221
  },
  "hsl": {
    "h": 180.504,
    "s": 63.636,
    "l": 63.333
  },
  "oklch": {
    "l": 0.82748,
    "c": 0.1062,
    "h": 196.1
  },
  "luminance": 0.59232
}

Semantic roles & 50–950 ramp

primary

#66DCDD

secondary

#A74140

accent

#1C1ACB

background

#FCFEFE

surface

#F6FCFC

border

#D0D5D5

text

#0F1616

muted

#808484

Preview Lab

Preview with #66DCDD

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

Preview Lab → · Contrast checker → · Palette generator →