#66F0DD#66F0DD

#66F0DD is a very light, vivid teal. Relative luminance 0.704; OKLCH L 87.4% C 0.123 H 182.9°. Best body text is #000000 at 15.07:1 contrast (WCAG AA passes).

Color values

HEX	#66F0DD
RGB	rgb(102, 240, 221)
HSL	hsl(172, 82%, 67%)
HSV	hsv(172, 58%, 94%)
CMYK	cmyk(57.5%, 0%, 7.9%, 5.9%)
CIE-LAB	lab(87.17, -41.94, -2.10)
CIE-LCH	lch(87.17, 41.99, 182.87°)
OKLab	oklab(87.41% -0.1231 -0.0063)
OKLCH	oklch(87.41% 0.123 182.9)
XYZ	xyz(49.6849, 70.3604, 79.3551)
Luminance	0.7036 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F0DD #F06679

analogous

#66F098 #66F0DD #66BEF0

triadic

#66F0DD #DD66F0 #F0DD66

tetradic

#66F0DD #9866F0 #F06679 #BEF066

square

#66F0DD #9866F0 #F06679 #BEF066

split-complementary

#66F0DD #F066BE #F09866

monochromatic

#14C8AF #2EEBD1 #66F0DD #9EF5E9 #D5FBF6

Accessibility & contrast

On white

1.39

#66F0DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.07

#66F0DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F0DD

15.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F0DD	#FFFFFF	#000000	##000000
##66F0DD	1.00	1.39	15.07	15.07
#FFFFFF	1.39	1.00	21.00	21.00
#000000	15.07	21.00	1.00	1.00
##000000	15.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6E4DC

Deuteranopia (green-blind)

#D0D4DF

Tritanopia (blue-blind)

#00F4EA

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #66f0dd;
/* rgb */ color: rgb(102, 240, 221);
/* oklch */ color: oklch(87.4% 0.123 182.9);

Tailwind

colors: {
  custom: {
    50: '#9ef5e7',
    500: '#66f0dd',
    950: '#000000',
  },
}

SCSS

$custom: #66f0dd;
$custom-light: #9ef5e7;
$custom-dark: #000000;

JSON

{
  "hex": "#66f0dd",
  "rgb": {
    "r": 102,
    "g": 240,
    "b": 221
  },
  "hsl": {
    "h": 171.739,
    "s": 82.143,
    "l": 67.059
  },
  "oklch": {
    "l": 0.87406,
    "c": 0.12323,
    "h": 182.9
  },
  "luminance": 0.70365
}

Semantic roles & 50–950 ramp

primary

#66F0DD

secondary

#C53549

accent

#0725DF

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#101716

muted

#808584

Preview Lab

Preview with #66F0DD

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

Preview Lab → · Contrast checker → · Palette generator →