#66CDCF#66CDCF

#66CDCF is a light, moderate teal. Relative luminance 0.510; OKLCH L 78.8% C 0.096 H 197.1°. Best body text is #000000 at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#66CDCF
RGB	rgb(102, 205, 207)
HSL	hsl(181, 52%, 61%)
HSV	hsv(181, 51%, 81%)
CMYK	cmyk(50.7%, 1%, 0%, 18.8%)
CIE-LAB	lab(76.67, -29.28, -10.19)
CIE-LCH	lch(76.67, 31.00, 199.18°)
OKLab	oklab(78.79% -0.0916 -0.0281)
OKLCH	oklch(78.79% 0.096 197.1)
XYZ	xyz(38.5687, 50.9889, 66.8287)
Luminance	0.5099 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CDCF #CF6866

analogous

#66CF9C #66CDCF #6698CF

triadic

#66CDCF #CF66CD #CDCF66

tetradic

#66CDCF #9C66CF #CF6866 #98CF66

square

#66CDCF #9C66CF #CF6866 #98CF66

split-complementary

#66CDCF #CF6698 #CF9C66

monochromatic

#2D8C8E #3BBABD #66CDCF #95DCDE #C3EBEC

Accessibility & contrast

On white

1.88

#66CDCF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.20

#66CDCF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CDCF

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CDCF	#FFFFFF	#000000	##000000
##66CDCF	1.00	1.88	11.20	11.20
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.20	21.00	1.00	1.00
##000000	11.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1C5CF

Deuteranopia (green-blind)

#B0B8D0

Tritanopia (blue-blind)

#17D3CD

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #66cdcf;
/* rgb */ color: rgb(102, 205, 207);
/* oklch */ color: oklch(78.8% 0.096 197.1);

Tailwind

colors: {
  custom: {
    50: '#9adcdd',
    500: '#66cdcf',
    950: '#000000',
  },
}

SCSS

$custom: #66cdcf;
$custom-light: #9adcdd;
$custom-dark: #000000;

JSON

{
  "hex": "#66cdcf",
  "rgb": {
    "r": 102,
    "g": 205,
    "b": 207
  },
  "hsl": {
    "h": 181.143,
    "s": 52.239,
    "l": 60.588
  },
  "oklch": {
    "l": 0.78787,
    "c": 0.09585,
    "h": 197.1
  },
  "luminance": 0.50992
}

Semantic roles & 50–950 ramp

primary

#66CDCF

secondary

#944645

accent

#2926C0

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0F1515

muted

#808484

Preview Lab

Preview with #66CDCF

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

Preview Lab → · Contrast checker → · Palette generator →