#66DCD8#66DCD8

#66DCD8 is a very light, moderate teal. Relative luminance 0.590; OKLCH L 82.6% C 0.107 H 192.3°. Best body text is #000000 at 12.79:1 contrast (WCAG AA passes).

Color values

HEX	#66DCD8
RGB	rgb(102, 220, 216)
HSL	hsl(178, 63%, 63%)
HSV	hsv(178, 54%, 86%)
CMYK	cmyk(53.6%, 0%, 1.8%, 13.7%)
CIE-LAB	lab(81.27, -34.07, -8.16)
CIE-LCH	lch(81.27, 35.03, 193.48°)
OKLab	oklab(82.58% -0.1041 -0.0227)
OKLCH	oklch(82.58% 0.107 192.3)
XYZ	xyz(43.4621, 58.9649, 74.0434)
Luminance	0.5897 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DCD8 #DC666A

analogous

#66DC9D #66DCD8 #66A5DC

triadic

#66DCD8 #D866DC #DCD866

tetradic

#66DCD8 #9D66DC #DC666A #A5DC66

square

#66DCD8 #9D66DC #DC666A #A5DC66

split-complementary

#66DCD8 #DC66A5 #DC9D66

monochromatic

#25A29E #34D1CB #66DCD8 #98E7E5 #CAF3F1

Accessibility & contrast

On white

1.64

#66DCD8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.79

#66DCD8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DCD8

12.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DCD8	#FFFFFF	#000000	##000000
##66DCD8	1.00	1.64	12.79	12.79
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.79	21.00	1.00	1.00
##000000	12.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0D2D8

Deuteranopia (green-blind)

#BDC4D9

Tritanopia (blue-blind)

#00E2DA

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #66dcd8;
/* rgb */ color: rgb(102, 220, 216);
/* oklch */ color: oklch(82.6% 0.107 192.3);

Tailwind

colors: {
  custom: {
    50: '#9ce7e4',
    500: '#66dcd8',
    950: '#000000',
  },
}

SCSS

$custom: #66dcd8;
$custom-light: #9ce7e4;
$custom-dark: #000000;

JSON

{
  "hex": "#66dcd8",
  "rgb": {
    "r": 102,
    "g": 220,
    "b": 216
  },
  "hsl": {
    "h": 177.966,
    "s": 62.766,
    "l": 63.137
  },
  "oklch": {
    "l": 0.82584,
    "c": 0.10659,
    "h": 192.3
  },
  "luminance": 0.58969
}

Semantic roles & 50–950 ramp

primary

#66DCD8

secondary

#A64144

accent

#1B21CB

background

#FCFEFE

surface

#F6FCFC

border

#D0D5D5

text

#0F1615

muted

#808484

Preview Lab

Preview with #66DCD8

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

Preview Lab → · Contrast checker → · Palette generator →