#66F2DD#66F2DD

#66F2DD is a very light, vivid teal. Relative luminance 0.715; OKLCH L 87.9% C 0.125 H 181.9°. Best body text is #000000 at 15.31:1 contrast (WCAG AA passes).

Color values

HEX	#66F2DD
RGB	rgb(102, 242, 221)
HSL	hsl(171, 84%, 67%)
HSV	hsv(171, 58%, 95%)
CMYK	cmyk(57.9%, 0%, 8.7%, 5.1%)
CIE-LAB	lab(87.75, -42.82, -1.26)
CIE-LCH	lch(87.75, 42.84, 181.68°)
OKLab	oklab(87.87% -0.1251 -0.0041)
OKLCH	oklch(87.87% 0.125 181.9)
XYZ	xyz(50.2769, 71.5444, 79.5524)
Luminance	0.7155 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F2DD #F2667B

analogous

#66F297 #66F2DD #66C1F2

triadic

#66F2DD #DD66F2 #F2DD66

tetradic

#66F2DD #9766F2 #F2667B #C1F266

square

#66F2DD #9766F2 #F2667B #C1F266

split-complementary

#66F2DD #F266C1 #F29766

monochromatic

#11CCB0 #2EEDD0 #66F2DD #9EF7EA #D7FCF6

Accessibility & contrast

On white

1.37

#66F2DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.31

#66F2DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F2DD

15.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F2DD	#FFFFFF	#000000	##000000
##66F2DD	1.00	1.37	15.31	15.31
#FFFFFF	1.37	1.00	21.00	21.00
#000000	15.31	21.00	1.00	1.00
##000000	15.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8E5DC

Deuteranopia (green-blind)

#D3D5DF

Tritanopia (blue-blind)

#00F6EB

Achromatopsia (no color)

#DCDCDC

Design tokens & code

CSS

--color: #66f2dd;
/* rgb */ color: rgb(102, 242, 221);
/* oklch */ color: oklch(87.9% 0.125 181.9);

Tailwind

colors: {
  custom: {
    50: '#9ef7e7',
    500: '#66f2dd',
    950: '#000000',
  },
}

SCSS

$custom: #66f2dd;
$custom-light: #9ef7e7;
$custom-dark: #000000;

JSON

{
  "hex": "#66f2dd",
  "rgb": {
    "r": 102,
    "g": 242,
    "b": 221
  },
  "hsl": {
    "h": 171,
    "s": 84.337,
    "l": 67.451
  },
  "oklch": {
    "l": 0.87873,
    "c": 0.12521,
    "h": 181.9
  },
  "luminance": 0.71549
}

Semantic roles & 50–950 ramp

primary

#66F2DD

secondary

#C9344A

accent

#0526E1

background

#FCFFFE

surface

#F6FFFC

border

#D0D7D5

text

#101716

muted

#808584

Preview Lab

Preview with #66F2DD

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

Preview Lab → · Contrast checker → · Palette generator →