#66DDBB#66DDBB

#66DDBB is a light, moderate teal. Relative luminance 0.581; OKLCH L 82.0% C 0.119 H 171.9°. Best body text is #000000 at 12.63:1 contrast (WCAG AA passes).

Color values

HEX	#66DDBB
RGB	rgb(102, 221, 187)
HSL	hsl(163, 64%, 63%)
HSV	hsv(163, 54%, 87%)
CMYK	cmyk(53.8%, 0%, 15.4%, 13.3%)
CIE-LAB	lab(80.81, -41.64, 6.57)
CIE-LCH	lch(80.81, 42.15, 171.03°)
OKLab	oklab(81.96% -0.1178 0.0167)
OKLCH	oklch(81.96% 0.119 171.9)
XYZ	xyz(40.3015, 58.1218, 56.0989)
Luminance	0.5813 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DDBB #DD6688

analogous

#66DD7F #66DDBB #66C3DD

triadic

#66DDBB #BB66DD #DDBB66

tetradic

#66DDBB #7F66DD #DD6688 #C3DD66

square

#66DDBB #7F66DD #DD6688 #C3DD66

split-complementary

#66DDBB #DD66C3 #DD7F66

monochromatic

#24A480 #34D2A5 #66DDBB #98E8D1 #CAF3E8

Accessibility & contrast

On white

1.66

#66DDBB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.63

#66DDBB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DDBB

12.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DDBB	#FFFFFF	#000000	##000000
##66DDBB	1.00	1.66	12.63	12.63
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.63	21.00	1.00	1.00
##000000	12.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7D0B9

Deuteranopia (green-blind)

#C5C3BD

Tritanopia (blue-blind)

#29DFD3

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #66ddbb;
/* rgb */ color: rgb(102, 221, 187);
/* oklch */ color: oklch(82.0% 0.119 171.9);

Tailwind

colors: {
  custom: {
    50: '#9be8cf',
    500: '#66ddbb',
    950: '#000000',
  },
}

SCSS

$custom: #66ddbb;
$custom-light: #9be8cf;
$custom-dark: #000000;

JSON

{
  "hex": "#66ddbb",
  "rgb": {
    "r": 102,
    "g": 221,
    "b": 187
  },
  "hsl": {
    "h": 162.857,
    "s": 63.636,
    "l": 63.333
  },
  "oklch": {
    "l": 0.81956,
    "c": 0.11901,
    "h": 171.9
  },
  "luminance": 0.58126
}

Semantic roles & 50–950 ramp

primary

#66DDBB

secondary

#A7405E

accent

#1A4DCB

background

#FCFEFE

surface

#F5FDFB

border

#CFD5D4

text

#0F1613

muted

#808483

Preview Lab

Preview with #66DDBB

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

Preview Lab → · Contrast checker → · Palette generator →