#66CEBF#66CEBF

#66CEBF is a light, moderate teal. Relative luminance 0.507; OKLCH L 78.5% C 0.100 H 183.1°. Best body text is #000000 at 11.15:1 contrast (WCAG AA passes).

Color values

HEX	#66CEBF
RGB	rgb(102, 206, 191)
HSL	hsl(171, 51%, 60%)
HSV	hsv(171, 50%, 81%)
CMYK	cmyk(50.5%, 0%, 7.3%, 19.2%)
CIE-LAB	lab(76.51, -33.84, -1.80)
CIE-LCH	lch(76.51, 33.89, 183.05°)
OKLab	oklab(78.51% -0.0996 -0.0054)
OKLCH	oklch(78.51% 0.1 183.1)
XYZ	xyz(36.9508, 50.7257, 57.1239)
Luminance	0.5073 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CEBF #CE6675

analogous

#66CE8B #66CEBF #66A9CE

triadic

#66CEBF #BF66CE #CEBF66

tetradic

#66CEBF #8B66CE #CE6675 #A9CE66

square

#66CEBF #8B66CE #CE6675 #A9CE66

split-complementary

#66CEBF #CE66A9 #CE8B66

monochromatic

#2D8D7F #3CBBA9 #66CEBF #94DDD2 #C3ECE6

Accessibility & contrast

On white

1.88

#66CEBF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.15

#66CEBF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CEBF

11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CEBF	#FFFFFF	#000000	##000000
##66CEBF	1.00	1.88	11.15	11.15
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.15	21.00	1.00	1.00
##000000	11.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6C4BE

Deuteranopia (green-blind)

#B5B8C0

Tritanopia (blue-blind)

#2DD1C9

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #66cebf;
/* rgb */ color: rgb(102, 206, 191);
/* oklch */ color: oklch(78.5% 0.100 183.1);

Tailwind

colors: {
  custom: {
    50: '#99ddd2',
    500: '#66cebf',
    950: '#000000',
  },
}

SCSS

$custom: #66cebf;
$custom-light: #99ddd2;
$custom-dark: #000000;

JSON

{
  "hex": "#66cebf",
  "rgb": {
    "r": 102,
    "g": 206,
    "b": 191
  },
  "hsl": {
    "h": 171.346,
    "s": 51.485,
    "l": 60.392
  },
  "oklch": {
    "l": 0.78508,
    "c": 0.09971,
    "h": 183.1
  },
  "luminance": 0.50729
}

Semantic roles & 50–950 ramp

primary

#66CEBF

secondary

#934550

accent

#273DBF

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0F1514

muted

#808483

Preview Lab

Preview with #66CEBF

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

Preview Lab → · Contrast checker → · Palette generator →