#66F4DD#66F4DD

#66F4DD is a very light, vivid teal. Relative luminance 0.727; OKLCH L 88.3% C 0.127 H 180.8°. Best body text is #000000 at 15.55:1 contrast (WCAG AA passes).

Color values

HEX	#66F4DD
RGB	rgb(102, 244, 221)
HSL	hsl(170, 87%, 68%)
HSV	hsv(170, 58%, 96%)
CMYK	cmyk(58.2%, 0%, 9.4%, 4.3%)
CIE-LAB	lab(88.32, -43.70, -0.41)
CIE-LCH	lch(88.32, 43.71, 180.54°)
OKLab	oklab(88.34% -0.1272 -0.0018)
OKLCH	oklch(88.34% 0.127 180.8)
XYZ	xyz(50.8754, 72.7414, 79.7519)
Luminance	0.7275 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F4DD #F4667D

analogous

#66F496 #66F4DD #66C4F4

triadic

#66F4DD #DD66F4 #F4DD66

tetradic

#66F4DD #9666F4 #F4667D #C4F466

square

#66F4DD #9666F4 #F4667D #C4F466

split-complementary

#66F4DD #F466C4 #F49666

monochromatic

#0FD1B1 #2DF0D0 #66F4DD #9FF8EA #D8FCF6

Accessibility & contrast

On white

1.35

#66F4DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.55

#66F4DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F4DD

15.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F4DD	#FFFFFF	#000000	##000000
##66F4DD	1.00	1.35	15.55	15.55
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.55	21.00	1.00	1.00
##000000	15.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAE7DC

Deuteranopia (green-blind)

#D5D7DF

Tritanopia (blue-blind)

#00F8ED

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #66f4dd;
/* rgb */ color: rgb(102, 244, 221);
/* oklch */ color: oklch(88.3% 0.127 180.8);

Tailwind

colors: {
  custom: {
    50: '#9ef8e7',
    500: '#66f4dd',
    950: '#000000',
  },
}

SCSS

$custom: #66f4dd;
$custom-light: #9ef8e7;
$custom-dark: #000000;

JSON

{
  "hex": "#66f4dd",
  "rgb": {
    "r": 102,
    "g": 244,
    "b": 221
  },
  "hsl": {
    "h": 170.282,
    "s": 86.585,
    "l": 67.843
  },
  "oklch": {
    "l": 0.8834,
    "c": 0.12721,
    "h": 180.8
  },
  "luminance": 0.72747
}

Semantic roles & 50–950 ramp

primary

#66F4DD

secondary

#CC324B

accent

#0227E3

background

#FDFFFE

surface

#F7FFFC

border

#D0D7D5

text

#101716

muted

#818584

Preview Lab

Preview with #66F4DD

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

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