#66EDDD#66EDDD

#66EDDD is a very light, vivid teal. Relative luminance 0.686; OKLCH L 86.7% C 0.120 H 184.6°. Best body text is #000000 at 14.72:1 contrast (WCAG AA passes).

Color values

HEX	#66EDDD
RGB	rgb(102, 237, 221)
HSL	hsl(173, 79%, 66%)
HSV	hsv(173, 57%, 93%)
CMYK	cmyk(57%, 0%, 6.8%, 7.1%)
CIE-LAB	lab(86.31, -40.59, -3.37)
CIE-LCH	lch(86.31, 40.73, 184.74°)
OKLab	oklab(86.71% -0.12 -0.0097)
OKLCH	oklch(86.71% 0.12 184.6)
XYZ	xyz(48.8090, 68.6087, 79.0632)
Luminance	0.6861 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EDDD #ED6676

analogous

#66ED9A #66EDDD #66BAED

triadic

#66EDDD #DD66ED #EDDD66

tetradic

#66EDDD #9A66ED #ED6676 #BAED66

square

#66EDDD #9A66ED #ED6676 #BAED66

split-complementary

#66EDDD #ED66BA #ED9A66

monochromatic

#17C2AE #2FE7D1 #66EDDD #9DF3E9 #D4FAF5

Accessibility & contrast

On white

1.43

#66EDDD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.72

#66EDDD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EDDD

14.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EDDD	#FFFFFF	#000000	##000000
##66EDDD	1.00	1.43	14.72	14.72
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.72	21.00	1.00	1.00
##000000	14.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2E1DD

Deuteranopia (green-blind)

#CDD1DF

Tritanopia (blue-blind)

#00F2E8

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #66eddd;
/* rgb */ color: rgb(102, 237, 221);
/* oklch */ color: oklch(86.7% 0.120 184.6);

Tailwind

colors: {
  custom: {
    50: '#9ef3e7',
    500: '#66eddd',
    950: '#000000',
  },
}

SCSS

$custom: #66eddd;
$custom-light: #9ef3e7;
$custom-dark: #000000;

JSON

{
  "hex": "#66eddd",
  "rgb": {
    "r": 102,
    "g": 237,
    "b": 221
  },
  "hsl": {
    "h": 172.889,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.86706,
    "c": 0.12035,
    "h": 184.6
  },
  "luminance": 0.68614
}

Semantic roles & 50–950 ramp

primary

#66EDDD

secondary

#C03747

accent

#0A23DB

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#101716

muted

#808584

Preview Lab

Preview with #66EDDD

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

Preview Lab → · Contrast checker → · Palette generator →