#66EDD5#66EDD5

#66EDD5 is a very light, vivid teal. Relative luminance 0.682; OKLCH L 86.5% C 0.123 H 179.7°. Best body text is #000000 at 14.64:1 contrast (WCAG AA passes).

Color values

HEX	#66EDD5
RGB	rgb(102, 237, 213)
HSL	hsl(169, 79%, 66%)
HSV	hsv(169, 57%, 93%)
CMYK	cmyk(57%, 0%, 10.1%, 7.1%)
CIE-LAB	lab(86.10, -42.57, 0.53)
CIE-LCH	lch(86.10, 42.57, 179.29°)
OKLab	oklab(86.47% -0.1234 0.0007)
OKLCH	oklch(86.47% 0.123 179.7)
XYZ	xyz(47.7685, 68.1925, 73.5830)
Luminance	0.6820 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EDD5 #ED667E

analogous

#66ED92 #66EDD5 #66C2ED

triadic

#66EDD5 #D566ED #EDD566

tetradic

#66EDD5 #9266ED #ED667E #C2ED66

square

#66EDD5 #9266ED #ED667E #C2ED66

split-complementary

#66EDD5 #ED66C2 #ED9266

monochromatic

#17C2A3 #2FE7C6 #66EDD5 #9DF3E4 #D4FAF3

Accessibility & contrast

On white

1.43

#66EDD5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.64

#66EDD5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EDD5

14.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EDD5	#FFFFFF	#000000	##000000
##66EDD5	1.00	1.43	14.64	14.64
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.64	21.00	1.00	1.00
##000000	14.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4E0D4

Deuteranopia (green-blind)

#CFD1D7

Tritanopia (blue-blind)

#00F1E6

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #66edd5;
/* rgb */ color: rgb(102, 237, 213);
/* oklch */ color: oklch(86.5% 0.123 179.7);

Tailwind

colors: {
  custom: {
    50: '#9df3e1',
    500: '#66edd5',
    950: '#000000',
  },
}

SCSS

$custom: #66edd5;
$custom-light: #9df3e1;
$custom-dark: #000000;

JSON

{
  "hex": "#66edd5",
  "rgb": {
    "r": 102,
    "g": 237,
    "b": 213
  },
  "hsl": {
    "h": 169.333,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.86469,
    "c": 0.12341,
    "h": 179.7
  },
  "luminance": 0.68197
}

Semantic roles & 50–950 ramp

primary

#66EDD5

secondary

#C03750

accent

#0A2FDB

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#0F1715

muted

#808584

Preview Lab

Preview with #66EDD5

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

Preview Lab → · Contrast checker → · Palette generator →