#66EDE4#66EDE4

#66EDE4 is a very light, moderate teal. Relative luminance 0.690; OKLCH L 86.9% C 0.119 H 189.2°. Best body text is #000000 at 14.80:1 contrast (WCAG AA passes).

Color values

HEX	#66EDE4
RGB	rgb(102, 237, 228)
HSL	hsl(176, 79%, 66%)
HSV	hsv(176, 57%, 93%)
CMYK	cmyk(57%, 0%, 3.8%, 7.1%)
CIE-LAB	lab(86.50, -38.82, -6.76)
CIE-LCH	lch(86.50, 39.41, 189.88°)
OKLab	oklab(86.92% -0.117 -0.0189)
OKLCH	oklch(86.92% 0.119 189.2)
XYZ	xyz(49.7611, 68.9896, 84.0776)
Luminance	0.6899 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EDE4 #ED666F

analogous

#66EDA1 #66EDE4 #66B3ED

triadic

#66EDE4 #E466ED #EDE466

tetradic

#66EDE4 #A166ED #ED666F #B3ED66

square

#66EDE4 #A166ED #ED666F #B3ED66

split-complementary

#66EDE4 #ED66B3 #EDA166

monochromatic

#17C2B6 #2FE7DA #66EDE4 #9DF3EE #D4FAF7

Accessibility & contrast

On white

1.42

#66EDE4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.80

#66EDE4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EDE4

14.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EDE4	#FFFFFF	#000000	##000000
##66EDE4	1.00	1.42	14.80	14.80
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.80	21.00	1.00	1.00
##000000	14.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1E2E4

Deuteranopia (green-blind)

#CCD2E5

Tritanopia (blue-blind)

#00F3EA

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #66ede4;
/* rgb */ color: rgb(102, 237, 228);
/* oklch */ color: oklch(86.9% 0.119 189.2);

Tailwind

colors: {
  custom: {
    50: '#9ef3ec',
    500: '#66ede4',
    950: '#000000',
  },
}

SCSS

$custom: #66ede4;
$custom-light: #9ef3ec;
$custom-dark: #000000;

JSON

{
  "hex": "#66ede4",
  "rgb": {
    "r": 102,
    "g": 237,
    "b": 228
  },
  "hsl": {
    "h": 176,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.86922,
    "c": 0.11851,
    "h": 189.2
  },
  "luminance": 0.68995
}

Semantic roles & 50–950 ramp

primary

#66EDE4

secondary

#C03740

accent

#0A18DB

background

#FCFFFE

surface

#F6FEFD

border

#D0D6D5

text

#101716

muted

#808584

Preview Lab

Preview with #66EDE4

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

Preview Lab → · Contrast checker → · Palette generator →