#66EBDD#66EBDD

#66EBDD is a very light, moderate teal. Relative luminance 0.675; OKLCH L 86.2% C 0.118 H 185.8°. Best body text is #000000 at 14.49:1 contrast (WCAG AA passes).

Color values

HEX	#66EBDD
RGB	rgb(102, 235, 221)
HSL	hsl(174, 77%, 66%)
HSV	hsv(174, 57%, 92%)
CMYK	cmyk(56.6%, 0%, 6%, 7.8%)
CIE-LAB	lab(85.73, -39.69, -4.21)
CIE-LCH	lch(85.73, 39.92, 186.06°)
OKLab	oklab(86.24% -0.1179 -0.012)
OKLCH	oklch(86.24% 0.118 185.8)
XYZ	xyz(48.2332, 67.4571, 78.8712)
Luminance	0.6746 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EBDD #EB6674

analogous

#66EB9A #66EBDD #66B6EB

triadic

#66EBDD #DD66EB #EBDD66

tetradic

#66EBDD #9A66EB #EB6674 #B6EB66

square

#66EBDD #9A66EB #EB6674 #B6EB66

split-complementary

#66EBDD #EB66B6 #EB9A66

monochromatic

#19BEAC #30E4D1 #66EBDD #9CF2E9 #D2F9F5

Accessibility & contrast

On white

1.45

#66EBDD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.49

#66EBDD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EBDD

14.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EBDD	#FFFFFF	#000000	##000000
##66EBDD	1.00	1.45	14.49	14.49
#FFFFFF	1.45	1.00	21.00	21.00
#000000	14.49	21.00	1.00	1.00
##000000	14.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0DFDD

Deuteranopia (green-blind)

#CBD0DF

Tritanopia (blue-blind)

#00F0E6

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #66ebdd;
/* rgb */ color: rgb(102, 235, 221);
/* oklch */ color: oklch(86.2% 0.118 185.8);

Tailwind

colors: {
  custom: {
    50: '#9ef2e7',
    500: '#66ebdd',
    950: '#000000',
  },
}

SCSS

$custom: #66ebdd;
$custom-light: #9ef2e7;
$custom-dark: #000000;

JSON

{
  "hex": "#66ebdd",
  "rgb": {
    "r": 102,
    "g": 235,
    "b": 221
  },
  "hsl": {
    "h": 173.684,
    "s": 76.879,
    "l": 66.078
  },
  "oklch": {
    "l": 0.8624,
    "c": 0.11849,
    "h": 185.8
  },
  "luminance": 0.67462
}

Semantic roles & 50–950 ramp

primary

#66EBDD

secondary

#BD3947

accent

#0C22D9

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#0F1716

muted

#808584

Preview Lab

Preview with #66EBDD

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

Preview Lab → · Contrast checker → · Palette generator →