#66DDCC#66DDCC

#66DDCC is a very light, moderate teal. Relative luminance 0.589; OKLCH L 82.4% C 0.110 H 182.9°. Best body text is #000000 at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#66DDCC
RGB	rgb(102, 221, 204)
HSL	hsl(171, 64%, 63%)
HSV	hsv(171, 54%, 87%)
CMYK	cmyk(53.8%, 0%, 7.7%, 13.3%)
CIE-LAB	lab(81.23, -37.57, -1.84)
CIE-LCH	lch(81.23, 37.62, 182.80°)
OKLab	oklab(82.44% -0.1103 -0.0055)
OKLCH	oklch(82.44% 0.11 182.9)
XYZ	xyz(42.2303, 58.8933, 66.2571)
Luminance	0.5890 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DDCC #DD6677

analogous

#66DD90 #66DDCC #66B2DD

triadic

#66DDCC #CC66DD #DDCC66

tetradic

#66DDCC #9066DD #DD6677 #B2DD66

square

#66DDCC #9066DD #DD6677 #B2DD66

split-complementary

#66DDCC #DD66B2 #DD9066

monochromatic

#24A492 #34D2BB #66DDCC #98E8DD #CAF3ED

Accessibility & contrast

On white

1.64

#66DDCC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.78

#66DDCC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DDCC

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DDCC	#FFFFFF	#000000	##000000
##66DDCC	1.00	1.64	12.78	12.78
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.78	21.00	1.00	1.00
##000000	12.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4D2CB

Deuteranopia (green-blind)

#C1C4CE

Tritanopia (blue-blind)

#0BE1D8

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #66ddcc;
/* rgb */ color: rgb(102, 221, 204);
/* oklch */ color: oklch(82.4% 0.110 182.9);

Tailwind

colors: {
  custom: {
    50: '#9be8db',
    500: '#66ddcc',
    950: '#000000',
  },
}

SCSS

$custom: #66ddcc;
$custom-light: #9be8db;
$custom-dark: #000000;

JSON

{
  "hex": "#66ddcc",
  "rgb": {
    "r": 102,
    "g": 221,
    "b": 204
  },
  "hsl": {
    "h": 171.429,
    "s": 63.636,
    "l": 63.333
  },
  "oklch": {
    "l": 0.82443,
    "c": 0.11049,
    "h": 182.9
  },
  "luminance": 0.58897
}

Semantic roles & 50–950 ramp

primary

#66DDCC

secondary

#A7404F

accent

#1A33CB

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0F1615

muted

#808484

Preview Lab

Preview with #66DDCC

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

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