#66BCBC#66BCBC

#66BCBC is a light, moderate teal. Relative luminance 0.424; OKLCH L 74.2% C 0.083 H 195.5°. Best body text is #000000 at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#66BCBC
RGB	rgb(102, 188, 188)
HSL	hsl(180, 39%, 57%)
HSV	hsv(180, 46%, 74%)
CMYK	cmyk(45.7%, 0%, 0%, 26.3%)
CIE-LAB	lab(71.16, -25.92, -8.07)
CIE-LCH	lch(71.16, 27.15, 197.30°)
OKLab	oklab(74.16% -0.0804 -0.0223)
OKLCH	oklch(74.16% 0.083 195.5)
XYZ	xyz(32.5362, 42.4194, 54.0404)
Luminance	0.4242 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66BCBC #BC6666

analogous

#66BC91 #66BCBC #6691BC

triadic

#66BCBC #BC66BC #BCBC66

tetradic

#66BCBC #9166BC #BC6666 #91BC66

square

#66BCBC #9166BC #BC6666 #91BC66

split-complementary

#66BCBC #BC6691 #BC9166

monochromatic

#337575 #469F9F #66BCBC #91CFCF #BBE1E1

Accessibility & contrast

On white

2.21

#66BCBC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.48

#66BCBC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66BCBC

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66BCBC	#FFFFFF	#000000	##000000
##66BCBC	1.00	2.21	9.48	9.48
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.48	21.00	1.00	1.00
##000000	9.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2B5BC

Deuteranopia (green-blind)

#A3A9BD

Tritanopia (blue-blind)

#37C1BC

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #66bcbc;
/* rgb */ color: rgb(102, 188, 188);
/* oklch */ color: oklch(74.2% 0.083 195.5);

Tailwind

colors: {
  custom: {
    50: '#98d0d0',
    500: '#66bcbc',
    950: '#000000',
  },
}

SCSS

$custom: #66bcbc;
$custom-light: #98d0d0;
$custom-dark: #000000;

JSON

{
  "hex": "#66bcbc",
  "rgb": {
    "r": 102,
    "g": 188,
    "b": 188
  },
  "hsl": {
    "h": 180,
    "s": 39.091,
    "l": 56.863
  },
  "oklch": {
    "l": 0.74163,
    "c": 0.0834,
    "h": 195.5
  },
  "luminance": 0.42422
}

Semantic roles & 50–950 ramp

primary

#66BCBC

secondary

#D0ADAD

accent

#5959CF

background

#F9FCFC

surface

#F2F9F9

border

#CCD2D2

text

#0E1414

muted

#7E8282

Preview Lab

Preview with #66BCBC

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

Preview Lab → · Contrast checker → · Palette generator →