#66D1C8#66D1C8

#66D1C8 is a light, moderate teal. Relative luminance 0.526; OKLCH L 79.5% C 0.100 H 188.1°. Best body text is #000000 at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#66D1C8
RGB	rgb(102, 209, 200)
HSL	hsl(175, 54%, 61%)
HSV	hsv(175, 51%, 82%)
CMYK	cmyk(51.2%, 0%, 4.3%, 18%)
CIE-LAB	lab(77.63, -33.00, -4.99)
CIE-LCH	lch(77.63, 33.38, 188.60°)
OKLab	oklab(79.5% -0.099 -0.014)
OKLCH	oklch(79.5% 0.1 188.1)
XYZ	xyz(38.7009, 52.5923, 62.7442)
Luminance	0.5260 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D1C8 #D1666F

analogous

#66D192 #66D1C8 #66A4D1

triadic

#66D1C8 #C866D1 #D1C866

tetradic

#66D1C8 #9266D1 #D1666F #A4D166

square

#66D1C8 #9266D1 #D1666F #A4D166

split-complementary

#66D1C8 #D166A4 #D19266

monochromatic

#2C9188 #3AC0B5 #66D1C8 #95DFD9 #C4EDEA

Accessibility & contrast

On white

1.82

#66D1C8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.52

#66D1C8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D1C8

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D1C8	#FFFFFF	#000000	##000000
##66D1C8	1.00	1.82	11.52	11.52
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.52	21.00	1.00	1.00
##000000	11.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7C7C8

Deuteranopia (green-blind)

#B6BAC9

Tritanopia (blue-blind)

#20D5CE

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #66d1c8;
/* rgb */ color: rgb(102, 209, 200);
/* oklch */ color: oklch(79.5% 0.100 188.1);

Tailwind

colors: {
  custom: {
    50: '#9adfd8',
    500: '#66d1c8',
    950: '#000000',
  },
}

SCSS

$custom: #66d1c8;
$custom-light: #9adfd8;
$custom-dark: #000000;

JSON

{
  "hex": "#66d1c8",
  "rgb": {
    "r": 102,
    "g": 209,
    "b": 200
  },
  "hsl": {
    "h": 174.953,
    "s": 53.769,
    "l": 60.98
  },
  "oklch": {
    "l": 0.79496,
    "c": 0.09998,
    "h": 188.1
  },
  "luminance": 0.52596
}

Semantic roles & 50–950 ramp

primary

#66D1C8

secondary

#97444B

accent

#2431C1

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0F1514

muted

#808483

Preview Lab

Preview with #66D1C8

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

Preview Lab → · Contrast checker → · Palette generator →