#66E7ED#66E7ED

#66E7ED is a very light, moderate teal. Relative luminance 0.661; OKLCH L 85.8% C 0.114 H 199.5°. Best body text is #000000 at 14.22:1 contrast (WCAG AA passes).

Color values

HEX	#66E7ED
RGB	rgb(102, 231, 237)
HSL	hsl(183, 79%, 66%)
HSV	hsv(183, 57%, 93%)
CMYK	cmyk(57%, 2.5%, 0%, 7.1%)
CIE-LAB	lab(85.04, -33.69, -13.67)
CIE-LCH	lch(85.04, 36.36, 202.09°)
OKLab	oklab(85.83% -0.107 -0.0378)
OKLCH	oklch(85.83% 0.114 199.5)
XYZ	xyz(49.3350, 66.0861, 90.2603)
Luminance	0.6609 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E7ED #ED6C66

analogous

#66EDB0 #66E7ED #66A4ED

triadic

#66E7ED #ED66E7 #E7ED66

tetradic

#66E7ED #B066ED #ED6C66 #A4ED66

square

#66E7ED #B066ED #ED6C66 #A4ED66

split-complementary

#66E7ED #ED66A4 #EDB066

monochromatic

#17BAC2 #2FDEE7 #66E7ED #9DF0F3 #D4F8FA

Accessibility & contrast

On white

1.48

#66E7ED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.22

#66E7ED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E7ED

14.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E7ED	#FFFFFF	#000000	##000000
##66E7ED	1.00	1.48	14.22	14.22
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.22	21.00	1.00	1.00
##000000	14.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8DEEE

Deuteranopia (green-blind)

#C3CEEE

Tritanopia (blue-blind)

#00EEE8

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #66e7ed;
/* rgb */ color: rgb(102, 231, 237);
/* oklch */ color: oklch(85.8% 0.114 199.5);

Tailwind

colors: {
  custom: {
    50: '#9eeff2',
    500: '#66e7ed',
    950: '#000000',
  },
}

SCSS

$custom: #66e7ed;
$custom-light: #9eeff2;
$custom-dark: #000000;

JSON

{
  "hex": "#66e7ed",
  "rgb": {
    "r": 102,
    "g": 231,
    "b": 237
  },
  "hsl": {
    "h": 182.667,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.85829,
    "c": 0.11352,
    "h": 199.5
  },
  "luminance": 0.66091
}

Semantic roles & 50–950 ramp

primary

#66E7ED

secondary

#C03D37

accent

#140ADB

background

#FCFFFF

surface

#F6FEFE

border

#D0D6D6

text

#101617

muted

#808585

Preview Lab

Preview with #66E7ED

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

Preview Lab → · Contrast checker → · Palette generator →