#66EDDF#66EDDF

#66EDDF is a very light, moderate teal. Relative luminance 0.687; OKLCH L 86.8% C 0.120 H 185.9°. Best body text is #000000 at 14.74:1 contrast (WCAG AA passes).

Color values

HEX	#66EDDF
RGB	rgb(102, 237, 223)
HSL	hsl(174, 79%, 66%)
HSV	hsv(174, 57%, 93%)
CMYK	cmyk(57%, 0%, 5.9%, 7.1%)
CIE-LAB	lab(86.36, -40.09, -4.34)
CIE-LCH	lch(86.36, 40.33, 186.18°)
OKLab	oklab(86.77% -0.1191 -0.0123)
OKLCH	oklch(86.77% 0.12 185.9)
XYZ	xyz(49.0771, 68.7159, 80.4749)
Luminance	0.6872 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EDDF #ED6674

analogous

#66ED9C #66EDDF #66B8ED

triadic

#66EDDF #DF66ED #EDDF66

tetradic

#66EDDF #9C66ED #ED6674 #B8ED66

square

#66EDDF #9C66ED #ED6674 #B8ED66

split-complementary

#66EDDF #ED66B8 #ED9C66

monochromatic

#17C2B0 #2FE7D4 #66EDDF #9DF3EA #D4FAF6

Accessibility & contrast

On white

1.42

#66EDDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.74

#66EDDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EDDF

14.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EDDF	#FFFFFF	#000000	##000000
##66EDDF	1.00	1.42	14.74	14.74
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.74	21.00	1.00	1.00
##000000	14.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2E1DF

Deuteranopia (green-blind)

#CDD2E1

Tritanopia (blue-blind)

#00F2E8

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #66eddf;
/* rgb */ color: rgb(102, 237, 223);
/* oklch */ color: oklch(86.8% 0.120 185.9);

Tailwind

colors: {
  custom: {
    50: '#9ef3e8',
    500: '#66eddf',
    950: '#000000',
  },
}

SCSS

$custom: #66eddf;
$custom-light: #9ef3e8;
$custom-dark: #000000;

JSON

{
  "hex": "#66eddf",
  "rgb": {
    "r": 102,
    "g": 237,
    "b": 223
  },
  "hsl": {
    "h": 173.778,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.86767,
    "c": 0.11975,
    "h": 185.9
  },
  "luminance": 0.68721
}

Semantic roles & 50–950 ramp

primary

#66EDDF

secondary

#C03745

accent

#0A20DB

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#101716

muted

#808584

Preview Lab

Preview with #66EDDF

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

Preview Lab → · Contrast checker → · Palette generator →