#66E7CC#66E7CC

#66E7CC is a very light, vivid teal. Relative luminance 0.643; OKLCH L 84.8% C 0.121 H 177.3°. Best body text is #000000 at 13.87:1 contrast (WCAG AA passes).

Color values

HEX	#66E7CC
RGB	rgb(102, 231, 204)
HSL	hsl(167, 73%, 65%)
HSV	hsv(167, 56%, 91%)
CMYK	cmyk(55.8%, 0%, 11.7%, 9.4%)
CIE-LAB	lab(84.14, -42.08, 2.40)
CIE-LCH	lch(84.14, 42.15, 176.73°)
OKLab	oklab(84.8% -0.121 0.0057)
OKLCH	oklch(84.8% 0.121 177.3)
XYZ	xyz(44.9496, 64.3319, 67.1635)
Luminance	0.6434 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E7CC #E76681

analogous

#66E78C #66E7CC #66C1E7

triadic

#66E7CC #CC66E7 #E7CC66

tetradic

#66E7CC #8C66E7 #E76681 #C1E766

square

#66E7CC #8C66E7 #E76681 #C1E766

split-complementary

#66E7CC #E766C1 #E78C66

monochromatic

#1DB696 #31DFBA #66E7CC #9BEFDE #D0F8EF

Accessibility & contrast

On white

1.51

#66E7CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.87

#66E7CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E7CC

13.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E7CC	#FFFFFF	#000000	##000000
##66E7CC	1.00	1.51	13.87	13.87
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.87	21.00	1.00	1.00
##000000	13.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFDACB

Deuteranopia (green-blind)

#CBCCCE

Tritanopia (blue-blind)

#00EADF

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #66e7cc;
/* rgb */ color: rgb(102, 231, 204);
/* oklch */ color: oklch(84.8% 0.121 177.3);

Tailwind

colors: {
  custom: {
    50: '#9cefdb',
    500: '#66e7cc',
    950: '#000000',
  },
}

SCSS

$custom: #66e7cc;
$custom-light: #9cefdb;
$custom-dark: #000000;

JSON

{
  "hex": "#66e7cc",
  "rgb": {
    "r": 102,
    "g": 231,
    "b": 204
  },
  "hsl": {
    "h": 167.442,
    "s": 72.881,
    "l": 65.294
  },
  "oklch": {
    "l": 0.84799,
    "c": 0.12117,
    "h": 177.3
  },
  "luminance": 0.64336
}

Semantic roles & 50–950 ramp

primary

#66E7CC

secondary

#B63B55

accent

#113AD5

background

#FCFFFE

surface

#F6FEFB

border

#D0D6D4

text

#0F1615

muted

#808584

Preview Lab

Preview with #66E7CC

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

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