#66EDDB#66EDDB

#66EDDB is a very light, vivid teal. Relative luminance 0.685; OKLCH L 86.6% C 0.121 H 183.4°. Best body text is #000000 at 14.70:1 contrast (WCAG AA passes).

Color values

HEX	#66EDDB
RGB	rgb(102, 237, 219)
HSL	hsl(172, 79%, 66%)
HSV	hsv(172, 57%, 93%)
CMYK	cmyk(57%, 0%, 7.6%, 7.1%)
CIE-LAB	lab(86.26, -41.09, -2.39)
CIE-LCH	lch(86.26, 41.16, 183.33°)
OKLab	oklab(86.65% -0.1208 -0.0071)
OKLCH	oklch(86.65% 0.121 183.4)
XYZ	xyz(48.5442, 68.5028, 77.6682)
Luminance	0.6851 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EDDB #ED6678

analogous

#66ED98 #66EDDB #66BCED

triadic

#66EDDB #DB66ED #EDDB66

tetradic

#66EDDB #9866ED #ED6678 #BCED66

square

#66EDDB #9866ED #ED6678 #BCED66

split-complementary

#66EDDB #ED66BC #ED9866

monochromatic

#17C2AB #2FE7CE #66EDDB #9DF3E8 #D4FAF5

Accessibility & contrast

On white

1.43

#66EDDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.70

#66EDDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EDDB

14.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EDDB	#FFFFFF	#000000	##000000
##66EDDB	1.00	1.43	14.70	14.70
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.70	21.00	1.00	1.00
##000000	14.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3E1DA

Deuteranopia (green-blind)

#CED1DD

Tritanopia (blue-blind)

#00F1E7

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #66eddb;
/* rgb */ color: rgb(102, 237, 219);
/* oklch */ color: oklch(86.6% 0.121 183.4);

Tailwind

colors: {
  custom: {
    50: '#9ef3e6',
    500: '#66eddb',
    950: '#000000',
  },
}

SCSS

$custom: #66eddb;
$custom-light: #9ef3e6;
$custom-dark: #000000;

JSON

{
  "hex": "#66eddb",
  "rgb": {
    "r": 102,
    "g": 237,
    "b": 219
  },
  "hsl": {
    "h": 172,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.86646,
    "c": 0.12103,
    "h": 183.4
  },
  "luminance": 0.68508
}

Semantic roles & 50–950 ramp

primary

#66EDDB

secondary

#C0374A

accent

#0A26DB

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#0F1715

muted

#808584

Preview Lab

Preview with #66EDDB

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

Preview Lab → · Contrast checker → · Palette generator →