#66DEDD#66DEDD

#66DEDD is a very light, moderate teal. Relative luminance 0.603; OKLCH L 83.2% C 0.108 H 194.5°. Best body text is #000000 at 13.06:1 contrast (WCAG AA passes).

Color values

HEX	#66DEDD
RGB	rgb(102, 222, 221)
HSL	hsl(180, 65%, 64%)
HSV	hsv(180, 54%, 87%)
CMYK	cmyk(54.1%, 0%, 0.5%, 12.9%)
CIE-LAB	lab(81.99, -33.70, -9.75)
CIE-LCH	lch(81.99, 35.09, 196.14°)
OKLab	oklab(83.21% -0.1042 -0.027)
OKLCH	oklch(83.21% 0.108 194.5)
XYZ	xyz(44.6464, 60.2835, 77.6756)
Luminance	0.6029 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DEDD #DE6667

analogous

#66DEA1 #66DEDD #66A3DE

triadic

#66DEDD #DD66DE #DEDD66

tetradic

#66DEDD #A166DE #DE6667 #A3DE66

square

#66DEDD #A166DE #DE6667 #A3DE66

split-complementary

#66DEDD #DE66A3 #DEA166

monochromatic

#24A6A5 #34D3D2 #66DEDD #98E9E8 #CBF4F3

Accessibility & contrast

On white

1.61

#66DEDD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.06

#66DEDD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DEDD

13.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DEDD	#FFFFFF	#000000	##000000
##66DEDD	1.00	1.61	13.06	13.06
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.06	21.00	1.00	1.00
##000000	13.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1D4DD

Deuteranopia (green-blind)

#BEC6DE

Tritanopia (blue-blind)

#00E4DD

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #66dedd;
/* rgb */ color: rgb(102, 222, 221);
/* oklch */ color: oklch(83.2% 0.108 194.5);

Tailwind

colors: {
  custom: {
    50: '#9ce8e7',
    500: '#66dedd',
    950: '#000000',
  },
}

SCSS

$custom: #66dedd;
$custom-light: #9ce8e7;
$custom-dark: #000000;

JSON

{
  "hex": "#66dedd",
  "rgb": {
    "r": 102,
    "g": 222,
    "b": 221
  },
  "hsl": {
    "h": 179.5,
    "s": 64.516,
    "l": 63.529
  },
  "oklch": {
    "l": 0.83213,
    "c": 0.10764,
    "h": 194.5
  },
  "luminance": 0.60288
}

Semantic roles & 50–950 ramp

primary

#66DEDD

secondary

#A94041

accent

#191BCC

background

#FCFEFE

surface

#F6FDFC

border

#D0D5D5

text

#0F1616

muted

#808484

Preview Lab

Preview with #66DEDD

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

Preview Lab → · Contrast checker → · Palette generator →