#66C8CB#66C8CB

#66C8CB is a light, moderate teal. Relative luminance 0.484; OKLCH L 77.5% C 0.092 H 198.1°. Best body text is #000000 at 10.69:1 contrast (WCAG AA passes).

Color values

HEX	#66C8CB
RGB	rgb(102, 200, 203)
HSL	hsl(182, 49%, 60%)
HSV	hsv(182, 50%, 80%)
CMYK	cmyk(49.8%, 1.5%, 0%, 20.4%)
CIE-LAB	lab(75.10, -27.90, -10.37)
CIE-LCH	lch(75.10, 29.77, 200.38°)
OKLab	oklab(77.48% -0.0877 -0.0286)
OKLCH	oklch(77.48% 0.092 198.1)
XYZ	xyz(36.9089, 48.4418, 63.8935)
Luminance	0.4844 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66C8CB #CB6966

analogous

#66CB9B #66C8CB #6696CB

triadic

#66C8CB #CB66C8 #C8CB66

tetradic

#66C8CB #9B66CB #CB6966 #96CB66

square

#66C8CB #9B66CB #CB6966 #96CB66

split-complementary

#66C8CB #CB6696 #CB9B66

monochromatic

#2E8688 #3EB2B6 #66C8CB #94D8DB #C1E9EA

Accessibility & contrast

On white

1.96

#66C8CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.69

#66C8CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66C8CB

10.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66C8CB	#FFFFFF	#000000	##000000
##66C8CB	1.00	1.96	10.69	10.69
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.69	21.00	1.00	1.00
##000000	10.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCC0CB

Deuteranopia (green-blind)

#ABB4CC

Tritanopia (blue-blind)

#22CEC9

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #66c8cb;
/* rgb */ color: rgb(102, 200, 203);
/* oklch */ color: oklch(77.5% 0.092 198.1);

Tailwind

colors: {
  custom: {
    50: '#99d9da',
    500: '#66c8cb',
    950: '#000000',
  },
}

SCSS

$custom: #66c8cb;
$custom-light: #99d9da;
$custom-dark: #000000;

JSON

{
  "hex": "#66c8cb",
  "rgb": {
    "r": 102,
    "g": 200,
    "b": 203
  },
  "hsl": {
    "h": 181.782,
    "s": 49.268,
    "l": 59.804
  },
  "oklch": {
    "l": 0.77484,
    "c": 0.09228,
    "h": 198.1
  },
  "luminance": 0.48445
}

Semantic roles & 50–950 ramp

primary

#66C8CB

secondary

#DAB4B3

accent

#534FD9

background

#F9FDFD

surface

#F2FAFA

border

#CCD3D3

text

#0F1414

muted

#7E8383

Preview Lab

Preview with #66C8CB

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

Preview Lab → · Contrast checker → · Palette generator →