#66E7DD#66E7DD

#66E7DD is a very light, moderate teal. Relative luminance 0.652; OKLCH L 85.3% C 0.115 H 188.3°. Best body text is #000000 at 14.04:1 contrast (WCAG AA passes).

Color values

HEX	#66E7DD
RGB	rgb(102, 231, 221)
HSL	hsl(175, 73%, 65%)
HSV	hsv(175, 56%, 91%)
CMYK	cmyk(55.8%, 0%, 4.3%, 9.4%)
CIE-LAB	lab(84.58, -37.88, -5.91)
CIE-LCH	lch(84.58, 38.33, 188.87°)
OKLab	oklab(85.31% -0.1137 -0.0166)
OKLCH	oklch(85.31% 0.115 188.3)
XYZ	xyz(47.1009, 65.1924, 78.4938)
Luminance	0.6520 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E7DD #E76670

analogous

#66E79D #66E7DD #66B0E7

triadic

#66E7DD #DD66E7 #E7DD66

tetradic

#66E7DD #9D66E7 #E76670 #B0E766

square

#66E7DD #9D66E7 #E76670 #B0E766

split-complementary

#66E7DD #E766B0 #E79D66

monochromatic

#1DB6AA #31DFD1 #66E7DD #9BEFE9 #D0F8F5

Accessibility & contrast

On white

1.50

#66E7DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.04

#66E7DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E7DD

14.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E7DD	#FFFFFF	#000000	##000000
##66E7DD	1.00	1.50	14.04	14.04
#FFFFFF	1.50	1.00	21.00	21.00
#000000	14.04	21.00	1.00	1.00
##000000	14.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCDCDD

Deuteranopia (green-blind)

#C7CDDE

Tritanopia (blue-blind)

#00ECE4

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #66e7dd;
/* rgb */ color: rgb(102, 231, 221);
/* oklch */ color: oklch(85.3% 0.115 188.3);

Tailwind

colors: {
  custom: {
    50: '#9defe7',
    500: '#66e7dd',
    950: '#000000',
  },
}

SCSS

$custom: #66e7dd;
$custom-light: #9defe7;
$custom-dark: #000000;

JSON

{
  "hex": "#66e7dd",
  "rgb": {
    "r": 102,
    "g": 231,
    "b": 221
  },
  "hsl": {
    "h": 175.349,
    "s": 72.881,
    "l": 65.294
  },
  "oklch": {
    "l": 0.85307,
    "c": 0.11489,
    "h": 188.3
  },
  "luminance": 0.65197
}

Semantic roles & 50–950 ramp

primary

#66E7DD

secondary

#B63B45

accent

#1120D5

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#0F1616

muted

#808584

Preview Lab

Preview with #66E7DD

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

Preview Lab → · Contrast checker → · Palette generator →