#66BCBB#66BCBB

#66BCBB is a light, moderate teal. Relative luminance 0.424; OKLCH L 74.1% C 0.083 H 194.5°. Best body text is #000000 at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#66BCBB
RGB	rgb(102, 188, 187)
HSL	hsl(179, 39%, 57%)
HSV	hsv(179, 46%, 74%)
CMYK	cmyk(45.7%, 0%, 0.5%, 26.3%)
CIE-LAB	lab(71.13, -26.18, -7.57)
CIE-LCH	lch(71.13, 27.25, 196.13°)
OKLab	oklab(74.13% -0.0808 -0.0209)
OKLCH	oklch(74.13% 0.083 194.5)
XYZ	xyz(32.4288, 42.3764, 53.4746)
Luminance	0.4238 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66BCBB #BC6667

analogous

#66BC90 #66BCBB #6692BC

triadic

#66BCBB #BB66BC #BCBB66

tetradic

#66BCBB #9066BC #BC6667 #92BC66

square

#66BCBB #9066BC #BC6667 #92BC66

split-complementary

#66BCBB #BC6692 #BC9066

monochromatic

#337574 #469F9E #66BCBB #91CFCE #BBE1E1

Accessibility & contrast

On white

2.22

#66BCBB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.48

#66BCBB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66BCBB

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66BCBB	#FFFFFF	#000000	##000000
##66BCBB	1.00	2.22	9.48	9.48
#FFFFFF	2.22	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)

#B2B5BB

Deuteranopia (green-blind)

#A3A9BC

Tritanopia (blue-blind)

#38C1BB

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #66bcbb;
/* rgb */ color: rgb(102, 188, 187);
/* oklch */ color: oklch(74.1% 0.083 194.5);

Tailwind

colors: {
  custom: {
    50: '#98d0cf',
    500: '#66bcbb',
    950: '#000000',
  },
}

SCSS

$custom: #66bcbb;
$custom-light: #98d0cf;
$custom-dark: #000000;

JSON

{
  "hex": "#66bcbb",
  "rgb": {
    "r": 102,
    "g": 188,
    "b": 187
  },
  "hsl": {
    "h": 179.302,
    "s": 39.091,
    "l": 56.863
  },
  "oklch": {
    "l": 0.7413,
    "c": 0.08345,
    "h": 194.5
  },
  "luminance": 0.42379
}

Semantic roles & 50–950 ramp

primary

#66BCBB

secondary

#D0ADAE

accent

#595ACF

background

#F9FCFC

surface

#F2F9F9

border

#CCD2D2

text

#0E1413

muted

#7E8282

Preview Lab

Preview with #66BCBB

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

Preview Lab → · Contrast checker → · Palette generator →