#66C7BF#66C7BF

#66C7BF is a light, moderate teal. Relative luminance 0.474; OKLCH L 76.9% C 0.093 H 188.4°. Best body text is #000000 at 10.49:1 contrast (WCAG AA passes).

Color values

HEX	#66C7BF
RGB	rgb(102, 199, 191)
HSL	hsl(175, 46%, 59%)
HSV	hsv(175, 49%, 78%)
CMYK	cmyk(48.7%, 0%, 4%, 22%)
CIE-LAB	lab(74.46, -30.52, -4.81)
CIE-LCH	lch(74.46, 30.90, 188.96°)
OKLab	oklab(76.85% -0.0917 -0.0135)
OKLCH	oklch(76.85% 0.093 188.4)
XYZ	xyz(35.3030, 47.4302, 56.5747)
Luminance	0.4743 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66C7BF #C7666E

analogous

#66C78F #66C7BF #669FC7

triadic

#66C7BF #BF66C7 #C7BF66

tetradic

#66C7BF #8F66C7 #C7666E #9FC766

square

#66C7BF #8F66C7 #C7666E #9FC766

split-complementary

#66C7BF #C7669F #C78F66

monochromatic

#30837C #40B0A6 #66C7BF #93D7D2 #C0E8E4

Accessibility & contrast

On white

2.00

#66C7BF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.49

#66C7BF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66C7BF

10.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66C7BF	#FFFFFF	#000000	##000000
##66C7BF	1.00	2.00	10.49	10.49
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.49	21.00	1.00	1.00
##000000	10.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEBEBF

Deuteranopia (green-blind)

#AEB2C0

Tritanopia (blue-blind)

#30CBC4

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #66c7bf;
/* rgb */ color: rgb(102, 199, 191);
/* oklch */ color: oklch(76.9% 0.093 188.4);

Tailwind

colors: {
  custom: {
    50: '#99d8d2',
    500: '#66c7bf',
    950: '#000000',
  },
}

SCSS

$custom: #66c7bf;
$custom-light: #99d8d2;
$custom-dark: #000000;

JSON

{
  "hex": "#66c7bf",
  "rgb": {
    "r": 102,
    "g": 199,
    "b": 191
  },
  "hsl": {
    "h": 175.052,
    "s": 46.411,
    "l": 59.02
  },
  "oklch": {
    "l": 0.76854,
    "c": 0.09268,
    "h": 188.4
  },
  "luminance": 0.47433
}

Semantic roles & 50–950 ramp

primary

#66C7BF

secondary

#D7B1B5

accent

#525DD6

background

#F9FDFC

surface

#F2FAF9

border

#CCD3D2

text

#0E1414

muted

#7E8382

Preview Lab

Preview with #66C7BF

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

Preview Lab → · Contrast checker → · Palette generator →