#66D8BE#66D8BE

#66D8BE is a light, moderate teal. Relative luminance 0.557; OKLCH L 80.8% C 0.111 H 176.3°. Best body text is #000000 at 12.13:1 contrast (WCAG AA passes).

Color values

HEX	#66D8BE
RGB	rgb(102, 216, 190)
HSL	hsl(166, 59%, 62%)
HSV	hsv(166, 53%, 85%)
CMYK	cmyk(52.8%, 0%, 12%, 15.3%)
CIE-LAB	lab(79.41, -38.69, 2.97)
CIE-LCH	lch(79.41, 38.81, 175.62°)
OKLab	oklab(80.85% -0.111 0.0073)
OKLCH	oklch(80.85% 0.111 176.3)
XYZ	xyz(39.3255, 55.6506, 57.3745)
Luminance	0.5565 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D8BE #D86680

analogous

#66D885 #66D8BE #66B9D8

triadic

#66D8BE #BE66D8 #D8BE66

tetradic

#66D8BE #8566D8 #D86680 #B9D866

square

#66D8BE #8566D8 #D86680 #B9D866

split-complementary

#66D8BE #D866B9 #D88566

monochromatic

#289C81 #35CCA9 #66D8BE #97E4D3 #C8F1E7

Accessibility & contrast

On white

1.73

#66D8BE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.13

#66D8BE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D8BE

12.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D8BE	#FFFFFF	#000000	##000000
##66D8BE	1.00	1.73	12.13	12.13
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.13	21.00	1.00	1.00
##000000	12.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1CCBD

Deuteranopia (green-blind)

#BFBFC0

Tritanopia (blue-blind)

#29DBD0

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #66d8be;
/* rgb */ color: rgb(102, 216, 190);
/* oklch */ color: oklch(80.8% 0.111 176.3);

Tailwind

colors: {
  custom: {
    50: '#9ae4d1',
    500: '#66d8be',
    950: '#000000',
  },
}

SCSS

$custom: #66d8be;
$custom-light: #9ae4d1;
$custom-dark: #000000;

JSON

{
  "hex": "#66d8be",
  "rgb": {
    "r": 102,
    "g": 216,
    "b": 190
  },
  "hsl": {
    "h": 166.316,
    "s": 59.375,
    "l": 62.353
  },
  "oklch": {
    "l": 0.8085,
    "c": 0.11129,
    "h": 176.3
  },
  "luminance": 0.55654
}

Semantic roles & 50–950 ramp

primary

#66D8BE

secondary

#A04258

accent

#1E45C7

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0F1614

muted

#808483

Preview Lab

Preview with #66D8BE

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

Preview Lab → · Contrast checker → · Palette generator →