#66EDDE#66EDDE

#66EDDE is a very light, vivid teal. Relative luminance 0.687; OKLCH L 86.7% C 0.120 H 185.3°. Best body text is #000000 at 14.73:1 contrast (WCAG AA passes).

Color values

HEX	#66EDDE
RGB	rgb(102, 237, 222)
HSL	hsl(173, 79%, 66%)
HSV	hsv(173, 57%, 93%)
CMYK	cmyk(57%, 0%, 6.3%, 7.1%)
CIE-LAB	lab(86.34, -40.34, -3.85)
CIE-LCH	lch(86.34, 40.53, 185.46°)
OKLab	oklab(86.74% -0.1195 -0.011)
OKLCH	oklch(86.74% 0.12 185.3)
XYZ	xyz(48.9427, 68.6622, 79.7669)
Luminance	0.6867 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EDDE #ED6675

analogous

#66ED9B #66EDDE #66B9ED

triadic

#66EDDE #DE66ED #EDDE66

tetradic

#66EDDE #9B66ED #ED6675 #B9ED66

square

#66EDDE #9B66ED #ED6675 #B9ED66

split-complementary

#66EDDE #ED66B9 #ED9B66

monochromatic

#17C2AF #2FE7D2 #66EDDE #9DF3EA #D4FAF6

Accessibility & contrast

On white

1.43

#66EDDE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.73

#66EDDE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EDDE

14.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EDDE	#FFFFFF	#000000	##000000
##66EDDE	1.00	1.43	14.73	14.73
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.73	21.00	1.00	1.00
##000000	14.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2E1DE

Deuteranopia (green-blind)

#CDD2E0

Tritanopia (blue-blind)

#00F2E8

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #66edde;
/* rgb */ color: rgb(102, 237, 222);
/* oklch */ color: oklch(86.7% 0.120 185.3);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#66edde",
  "rgb": {
    "r": 102,
    "g": 237,
    "b": 222
  },
  "hsl": {
    "h": 173.333,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.86736,
    "c": 0.12004,
    "h": 185.3
  },
  "luminance": 0.68667
}

Semantic roles & 50–950 ramp

primary

#66EDDE

secondary

#C03746

accent

#0A21DB

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#101716

muted

#808584

Preview Lab

Preview with #66EDDE

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

Preview Lab → · Contrast checker → · Palette generator →