#66C8BB#66C8BB

#66C8BB is a light, moderate teal. Relative luminance 0.477; OKLCH L 77.0% C 0.095 H 184.2°. Best body text is #000000 at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#66C8BB
RGB	rgb(102, 200, 187)
HSL	hsl(172, 47%, 59%)
HSV	hsv(172, 49%, 78%)
CMYK	cmyk(49%, 0%, 6.5%, 21.6%)
CIE-LAB	lab(74.65, -32.00, -2.38)
CIE-LCH	lch(74.65, 32.09, 184.25°)
OKLab	oklab(76.96% -0.0945 -0.0069)
OKLCH	oklch(76.96% 0.095 184.2)
XYZ	xyz(35.0997, 47.7182, 54.3649)
Luminance	0.4772 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66C8BB #C86673

analogous

#66C88A #66C8BB #66A4C8

triadic

#66C8BB #BB66C8 #C8BB66

tetradic

#66C8BB #8A66C8 #C86673 #A4C866

square

#66C8BB #8A66C8 #C86673 #A4C866

split-complementary

#66C8BB #C866A4 #C88A66

monochromatic

#2F8479 #40B1A2 #66C8BB #93D8CF #C0E8E3

Accessibility & contrast

On white

1.99

#66C8BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.54

#66C8BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66C8BB

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66C8BB	#FFFFFF	#000000	##000000
##66C8BB	1.00	1.99	10.54	10.54
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.54	21.00	1.00	1.00
##000000	10.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0BFBB

Deuteranopia (green-blind)

#B0B3BC

Tritanopia (blue-blind)

#33CCC4

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #66c8bb;
/* rgb */ color: rgb(102, 200, 187);
/* oklch */ color: oklch(77.0% 0.095 184.2);

Tailwind

colors: {
  custom: {
    50: '#99d9cf',
    500: '#66c8bb',
    950: '#000000',
  },
}

SCSS

$custom: #66c8bb;
$custom-light: #99d9cf;
$custom-dark: #000000;

JSON

{
  "hex": "#66c8bb",
  "rgb": {
    "r": 102,
    "g": 200,
    "b": 187
  },
  "hsl": {
    "h": 172.041,
    "s": 47.115,
    "l": 59.216
  },
  "oklch": {
    "l": 0.76965,
    "c": 0.0948,
    "h": 184.2
  },
  "luminance": 0.47721
}

Semantic roles & 50–950 ramp

primary

#66C8BB

secondary

#D8B2B7

accent

#5163D7

background

#F9FDFC

surface

#F2FAF9

border

#CCD3D2

text

#0E1413

muted

#7E8382

Preview Lab

Preview with #66C8BB

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

Preview Lab → · Contrast checker → · Palette generator →