#66DFD9#66DFD9

#66DFD9 is a very light, moderate teal. Relative luminance 0.606; OKLCH L 83.3% C 0.109 H 190.9°. Best body text is #000000 at 13.12:1 contrast (WCAG AA passes).

Color values

HEX	#66DFD9
RGB	rgb(102, 223, 217)
HSL	hsl(177, 65%, 64%)
HSV	hsv(177, 54%, 87%)
CMYK	cmyk(54.3%, 0%, 2.7%, 12.5%)
CIE-LAB	lab(82.17, -35.21, -7.37)
CIE-LCH	lch(82.17, 35.98, 191.82°)
OKLab	oklab(83.32% -0.1069 -0.0205)
OKLCH	oklch(83.32% 0.109 190.9)
XYZ	xyz(44.3862, 60.6056, 74.9911)
Luminance	0.6061 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DFD9 #DF666C

analogous

#66DF9C #66DFD9 #66A8DF

triadic

#66DFD9 #D966DF #DFD966

tetradic

#66DFD9 #9C66DF #DF666C #A8DF66

square

#66DFD9 #9C66DF #DF666C #A8DF66

split-complementary

#66DFD9 #DF66A8 #DF9C66

monochromatic

#23A8A1 #33D4CC #66DFD9 #99EAE6 #CBF4F2

Accessibility & contrast

On white

1.60

#66DFD9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.12

#66DFD9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DFD9

13.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DFD9	#FFFFFF	#000000	##000000
##66DFD9	1.00	1.60	13.12	13.12
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.12	21.00	1.00	1.00
##000000	13.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3D5D9

Deuteranopia (green-blind)

#C0C6DA

Tritanopia (blue-blind)

#00E4DD

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #66dfd9;
/* rgb */ color: rgb(102, 223, 217);
/* oklch */ color: oklch(83.3% 0.109 190.9);

Tailwind

colors: {
  custom: {
    50: '#9ce9e4',
    500: '#66dfd9',
    950: '#000000',
  },
}

SCSS

$custom: #66dfd9;
$custom-light: #9ce9e4;
$custom-dark: #000000;

JSON

{
  "hex": "#66dfd9",
  "rgb": {
    "r": 102,
    "g": 223,
    "b": 217
  },
  "hsl": {
    "h": 177.025,
    "s": 65.405,
    "l": 63.725
  },
  "oklch": {
    "l": 0.83316,
    "c": 0.10888,
    "h": 190.9
  },
  "luminance": 0.6061
}

Semantic roles & 50–950 ramp

primary

#66DFD9

secondary

#AA3F45

accent

#1821CD

background

#FCFEFE

surface

#F6FDFC

border

#D0D5D5

text

#0F1615

muted

#808484

Preview Lab

Preview with #66DFD9

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

Preview Lab → · Contrast checker → · Palette generator →