#66EDD8#66EDD8

#66EDD8 is a very light, vivid teal. Relative luminance 0.684; OKLCH L 86.6% C 0.122 H 181.5°. Best body text is #000000 at 14.67:1 contrast (WCAG AA passes).

Color values

HEX	#66EDD8
RGB	rgb(102, 237, 216)
HSL	hsl(171, 79%, 66%)
HSV	hsv(171, 57%, 93%)
CMYK	cmyk(57%, 0%, 8.9%, 7.1%)
CIE-LAB	lab(86.18, -41.83, -0.93)
CIE-LCH	lch(86.18, 41.84, 181.28°)
OKLab	oklab(86.56% -0.1221 -0.0032)
OKLCH	oklch(86.56% 0.122 181.5)
XYZ	xyz(48.1528, 68.3462, 75.6069)
Luminance	0.6835 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EDD8 #ED667B

analogous

#66ED95 #66EDD8 #66BEED

triadic

#66EDD8 #D866ED #EDD866

tetradic

#66EDD8 #9566ED #ED667B #BEED66

square

#66EDD8 #9566ED #ED667B #BEED66

split-complementary

#66EDD8 #ED66BE #ED9566

monochromatic

#17C2A7 #2FE7CA #66EDD8 #9DF3E6 #D4FAF4

Accessibility & contrast

On white

1.43

#66EDD8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.67

#66EDD8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EDD8

14.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EDD8	#FFFFFF	#000000	##000000
##66EDD8	1.00	1.43	14.67	14.67
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.67	21.00	1.00	1.00
##000000	14.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3E1D7

Deuteranopia (green-blind)

#CFD1DA

Tritanopia (blue-blind)

#00F1E6

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #66edd8;
/* rgb */ color: rgb(102, 237, 216);
/* oklch */ color: oklch(86.6% 0.122 181.5);

Tailwind

colors: {
  custom: {
    50: '#9df3e4',
    500: '#66edd8',
    950: '#000000',
  },
}

SCSS

$custom: #66edd8;
$custom-light: #9df3e4;
$custom-dark: #000000;

JSON

{
  "hex": "#66edd8",
  "rgb": {
    "r": 102,
    "g": 237,
    "b": 216
  },
  "hsl": {
    "h": 170.667,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.86557,
    "c": 0.12215,
    "h": 181.5
  },
  "luminance": 0.68351
}

Semantic roles & 50–950 ramp

primary

#66EDD8

secondary

#C0374D

accent

#0A2BDB

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#0F1715

muted

#808584

Preview Lab

Preview with #66EDD8

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

Preview Lab → · Contrast checker → · Palette generator →