#66E7EB#66E7EB

#66E7EB is a very light, moderate teal. Relative luminance 0.660; OKLCH L 85.8% C 0.113 H 198.1°. Best body text is #000000 at 14.19:1 contrast (WCAG AA passes).

Color values

HEX	#66E7EB
RGB	rgb(102, 231, 235)
HSL	hsl(182, 77%, 66%)
HSV	hsv(182, 57%, 92%)
CMYK	cmyk(56.6%, 1.7%, 0%, 7.8%)
CIE-LAB	lab(84.98, -34.22, -12.70)
CIE-LCH	lch(84.98, 36.51, 200.37°)
OKLab	oklab(85.76% -0.1079 -0.0352)
OKLCH	oklch(85.76% 0.113 198.1)
XYZ	xyz(49.0444, 65.9698, 88.7300)
Luminance	0.6597 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E7EB #EB6A66

analogous

#66EBAD #66E7EB #66A4EB

triadic

#66E7EB #EB66E7 #E7EB66

tetradic

#66E7EB #AD66EB #EB6A66 #A4EB66

square

#66E7EB #AD66EB #EB6A66 #A4EB66

split-complementary

#66E7EB #EB66A4 #EBAD66

monochromatic

#19B9BE #30DFE4 #66E7EB #9CEFF2 #D2F8F9

Accessibility & contrast

On white

1.48

#66E7EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.19

#66E7EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E7EB

14.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E7EB	#FFFFFF	#000000	##000000
##66E7EB	1.00	1.48	14.19	14.19
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.19	21.00	1.00	1.00
##000000	14.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9DDEC

Deuteranopia (green-blind)

#C3CEEC

Tritanopia (blue-blind)

#00EEE8

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #66e7eb;
/* rgb */ color: rgb(102, 231, 235);
/* oklch */ color: oklch(85.8% 0.113 198.1);

Tailwind

colors: {
  custom: {
    50: '#9eeff1',
    500: '#66e7eb',
    950: '#000000',
  },
}

SCSS

$custom: #66e7eb;
$custom-light: #9eeff1;
$custom-dark: #000000;

JSON

{
  "hex": "#66e7eb",
  "rgb": {
    "r": 102,
    "g": 231,
    "b": 235
  },
  "hsl": {
    "h": 181.805,
    "s": 76.879,
    "l": 66.078
  },
  "oklch": {
    "l": 0.85761,
    "c": 0.11345,
    "h": 198.1
  },
  "luminance": 0.65975
}

Semantic roles & 50–950 ramp

primary

#66E7EB

secondary

#BD3D39

accent

#130CD9

background

#FCFFFF

surface

#F6FEFE

border

#D0D6D6

text

#101616

muted

#808585

Preview Lab

Preview with #66E7EB

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

Preview Lab → · Contrast checker → · Palette generator →