#66EDD7#66EDD7

#66EDD7 is a very light, vivid teal. Relative luminance 0.683; OKLCH L 86.5% C 0.123 H 180.9°. Best body text is #000000 at 14.66:1 contrast (WCAG AA passes).

Color values

HEX	#66EDD7
RGB	rgb(102, 237, 215)
HSL	hsl(170, 79%, 66%)
HSV	hsv(170, 57%, 93%)
CMYK	cmyk(57%, 0%, 9.3%, 7.1%)
CIE-LAB	lab(86.15, -42.08, -0.45)
CIE-LCH	lch(86.15, 42.08, 180.61°)
OKLab	oklab(86.53% -0.1225 -0.0019)
OKLCH	oklch(86.53% 0.123 180.9)
XYZ	xyz(48.0239, 68.2947, 74.9281)
Luminance	0.6830 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EDD7 #ED667C

analogous

#66ED94 #66EDD7 #66C0ED

triadic

#66EDD7 #D766ED #EDD766

tetradic

#66EDD7 #9466ED #ED667C #C0ED66

square

#66EDD7 #9466ED #ED667C #C0ED66

split-complementary

#66EDD7 #ED66C0 #ED9466

monochromatic

#17C2A6 #2FE7C9 #66EDD7 #9DF3E5 #D4FAF4

Accessibility & contrast

On white

1.43

#66EDD7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.66

#66EDD7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EDD7

14.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EDD7	#FFFFFF	#000000	##000000
##66EDD7	1.00	1.43	14.66	14.66
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.66	21.00	1.00	1.00
##000000	14.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4E0D6

Deuteranopia (green-blind)

#CFD1D9

Tritanopia (blue-blind)

#00F1E6

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #66edd7;
/* rgb */ color: rgb(102, 237, 215);
/* oklch */ color: oklch(86.5% 0.123 180.9);

Tailwind

colors: {
  custom: {
    50: '#9df3e3',
    500: '#66edd7',
    950: '#000000',
  },
}

SCSS

$custom: #66edd7;
$custom-light: #9df3e3;
$custom-dark: #000000;

JSON

{
  "hex": "#66edd7",
  "rgb": {
    "r": 102,
    "g": 237,
    "b": 215
  },
  "hsl": {
    "h": 170.222,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.86527,
    "c": 0.12255,
    "h": 180.9
  },
  "luminance": 0.68299
}

Semantic roles & 50–950 ramp

primary

#66EDD7

secondary

#C0374E

accent

#0A2CDB

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#0F1715

muted

#808584

Preview Lab

Preview with #66EDD7

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

Preview Lab → · Contrast checker → · Palette generator →