#66EDE0#66EDE0

#66EDE0 is a very light, moderate teal. Relative luminance 0.688; OKLCH L 86.8% C 0.119 H 186.6°. Best body text is #000000 at 14.76:1 contrast (WCAG AA passes).

Color values

HEX	#66EDE0
RGB	rgb(102, 237, 224)
HSL	hsl(174, 79%, 66%)
HSV	hsv(174, 57%, 93%)
CMYK	cmyk(57%, 0%, 5.5%, 7.1%)
CIE-LAB	lab(86.39, -39.84, -4.82)
CIE-LCH	lch(86.39, 40.13, 186.90°)
OKLab	oklab(86.8% -0.1187 -0.0137)
OKLCH	oklch(86.8% 0.119 186.6)
XYZ	xyz(49.2123, 68.7700, 81.1870)
Luminance	0.6877 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EDE0 #ED6673

analogous

#66ED9D #66EDE0 #66B7ED

triadic

#66EDE0 #E066ED #EDE066

tetradic

#66EDE0 #9D66ED #ED6673 #B7ED66

square

#66EDE0 #9D66ED #ED6673 #B7ED66

split-complementary

#66EDE0 #ED66B7 #ED9D66

monochromatic

#17C2B1 #2FE7D5 #66EDE0 #9DF3EB #D4FAF6

Accessibility & contrast

On white

1.42

#66EDE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.76

#66EDE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EDE0

14.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EDE0	#FFFFFF	#000000	##000000
##66EDE0	1.00	1.42	14.76	14.76
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.76	21.00	1.00	1.00
##000000	14.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2E1E0

Deuteranopia (green-blind)

#CDD2E2

Tritanopia (blue-blind)

#00F2E9

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #66ede0;
/* rgb */ color: rgb(102, 237, 224);
/* oklch */ color: oklch(86.8% 0.119 186.6);

Tailwind

colors: {
  custom: {
    50: '#9ef3e9',
    500: '#66ede0',
    950: '#000000',
  },
}

SCSS

$custom: #66ede0;
$custom-light: #9ef3e9;
$custom-dark: #000000;

JSON

{
  "hex": "#66ede0",
  "rgb": {
    "r": 102,
    "g": 237,
    "b": 224
  },
  "hsl": {
    "h": 174.222,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.86798,
    "c": 0.11946,
    "h": 186.6
  },
  "luminance": 0.68775
}

Semantic roles & 50–950 ramp

primary

#66EDE0

secondary

#C03744

accent

#0A1EDB

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#101716

muted

#808584

Preview Lab

Preview with #66EDE0

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

Preview Lab → · Contrast checker → · Palette generator →