#66DCC4#66DCC4

#66DCC4 is a light, moderate teal. Relative luminance 0.580; OKLCH L 82.0% C 0.113 H 178.0°. Best body text is #000000 at 12.60:1 contrast (WCAG AA passes).

Color values

HEX	#66DCC4
RGB	rgb(102, 220, 196)
HSL	hsl(168, 63%, 63%)
HSV	hsv(168, 54%, 86%)
CMYK	cmyk(53.6%, 0%, 10.9%, 13.7%)
CIE-LAB	lab(80.73, -39.07, 1.69)
CIE-LCH	lch(80.73, 39.11, 177.52°)
OKLab	oklab(81.97% -0.1128 0.0039)
OKLCH	oklch(81.97% 0.113 178)
XYZ	xyz(41.0321, 57.9929, 61.2453)
Luminance	0.5800 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DCC4 #DC667E

analogous

#66DC89 #66DCC4 #66B9DC

triadic

#66DCC4 #C466DC #DCC466

tetradic

#66DCC4 #8966DC #DC667E #B9DC66

square

#66DCC4 #8966DC #DC667E #B9DC66

split-complementary

#66DCC4 #DC66B9 #DC8966

monochromatic

#25A289 #34D1B1 #66DCC4 #98E7D7 #CAF3EA

Accessibility & contrast

On white

1.67

#66DCC4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.60

#66DCC4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DCC4

12.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DCC4	#FFFFFF	#000000	##000000
##66DCC4	1.00	1.67	12.60	12.60
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.60	21.00	1.00	1.00
##000000	12.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4D0C3

Deuteranopia (green-blind)

#C2C3C6

Tritanopia (blue-blind)

#1EDFD5

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #66dcc4;
/* rgb */ color: rgb(102, 220, 196);
/* oklch */ color: oklch(82.0% 0.113 178.0);

Tailwind

colors: {
  custom: {
    50: '#9be7d5',
    500: '#66dcc4',
    950: '#000000',
  },
}

SCSS

$custom: #66dcc4;
$custom-light: #9be7d5;
$custom-dark: #000000;

JSON

{
  "hex": "#66dcc4",
  "rgb": {
    "r": 102,
    "g": 220,
    "b": 196
  },
  "hsl": {
    "h": 167.797,
    "s": 62.766,
    "l": 63.137
  },
  "oklch": {
    "l": 0.81971,
    "c": 0.11283,
    "h": 178
  },
  "luminance": 0.57997
}

Semantic roles & 50–950 ramp

primary

#66DCC4

secondary

#A64155

accent

#1B3FCB

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0F1614

muted

#808483

Preview Lab

Preview with #66DCC4

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

Preview Lab → · Contrast checker → · Palette generator →