#66BCBF#66BCBF

#66BCBF is a light, moderate teal. Relative luminance 0.426; OKLCH L 74.3% C 0.083 H 198.5°. Best body text is #000000 at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#66BCBF
RGB	rgb(102, 188, 191)
HSL	hsl(182, 41%, 57%)
HSV	hsv(182, 47%, 75%)
CMYK	cmyk(46.6%, 1.6%, 0%, 25.1%)
CIE-LAB	lab(71.25, -25.14, -9.58)
CIE-LCH	lch(71.25, 26.90, 200.87°)
OKLab	oklab(74.27% -0.0791 -0.0264)
OKLCH	oklch(74.27% 0.083 198.5)
XYZ	xyz(32.8630, 42.5501, 55.7613)
Luminance	0.4255 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66BCBF #BF6966

analogous

#66BF95 #66BCBF #6690BF

triadic

#66BCBF #BF66BC #BCBF66

tetradic

#66BCBF #9566BF #BF6966 #90BF66

square

#66BCBF #9566BF #BF6966 #90BF66

split-complementary

#66BCBF #BF6690 #BF9566

monochromatic

#327678 #44A0A3 #66BCBF #91CFD1 #BCE2E3

Accessibility & contrast

On white

2.21

#66BCBF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.51

#66BCBF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66BCBF

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66BCBF	#FFFFFF	#000000	##000000
##66BCBF	1.00	2.21	9.51	9.51
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.51	21.00	1.00	1.00
##000000	9.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2B5BF

Deuteranopia (green-blind)

#A2AAC0

Tritanopia (blue-blind)

#35C1BD

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #66bcbf;
/* rgb */ color: rgb(102, 188, 191);
/* oklch */ color: oklch(74.3% 0.083 198.5);

Tailwind

colors: {
  custom: {
    50: '#98d0d2',
    500: '#66bcbf',
    950: '#000000',
  },
}

SCSS

$custom: #66bcbf;
$custom-light: #98d0d2;
$custom-dark: #000000;

JSON

{
  "hex": "#66bcbf",
  "rgb": {
    "r": 102,
    "g": 188,
    "b": 191
  },
  "hsl": {
    "h": 182.022,
    "s": 41.014,
    "l": 57.451
  },
  "oklch": {
    "l": 0.74265,
    "c": 0.0834,
    "h": 198.5
  },
  "luminance": 0.42553
}

Semantic roles & 50–950 ramp

primary

#66BCBF

secondary

#D2B0AE

accent

#5B57D1

background

#F9FCFC

surface

#F2F9F9

border

#CCD2D2

text

#0E1414

muted

#7E8282

Preview Lab

Preview with #66BCBF

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

Preview Lab → · Contrast checker → · Palette generator →