#66E9DE#66E9DE

#66E9DE is a very light, moderate teal. Relative luminance 0.664; OKLCH L 85.8% C 0.116 H 187.7°. Best body text is #000000 at 14.28:1 contrast (WCAG AA passes).

Color values

HEX	#66E9DE
RGB	rgb(102, 233, 222)
HSL	hsl(175, 75%, 66%)
HSV	hsv(175, 56%, 91%)
CMYK	cmyk(56.2%, 0%, 4.7%, 8.6%)
CIE-LAB	lab(85.19, -38.53, -5.55)
CIE-LCH	lch(85.19, 38.93, 188.19°)
OKLab	oklab(85.8% -0.1154 -0.0156)
OKLCH	oklch(85.8% 0.116 187.7)
XYZ	xyz(47.7975, 66.3718, 79.3852)
Luminance	0.6638 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E9DE #E96671

analogous

#66E99C #66E9DE #66B2E9

triadic

#66E9DE #DE66E9 #E9DE66

tetradic

#66E9DE #9C66E9 #E96671 #B2E966

square

#66E9DE #9C66E9 #E96671 #B2E966

split-complementary

#66E9DE #E966B2 #E99C66

monochromatic

#1BBAAD #30E1D2 #66E9DE #9CF1EA #D1F8F5

Accessibility & contrast

On white

1.47

#66E9DE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.28

#66E9DE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E9DE

14.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E9DE	#FFFFFF	#000000	##000000
##66E9DE	1.00	1.47	14.28	14.28
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.28	21.00	1.00	1.00
##000000	14.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEDEDE

Deuteranopia (green-blind)

#C9CEDF

Tritanopia (blue-blind)

#00EEE5

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #66e9de;
/* rgb */ color: rgb(102, 233, 222);
/* oklch */ color: oklch(85.8% 0.116 187.7);

Tailwind

colors: {
  custom: {
    50: '#9df0e8',
    500: '#66e9de',
    950: '#000000',
  },
}

SCSS

$custom: #66e9de;
$custom-light: #9df0e8;
$custom-dark: #000000;

JSON

{
  "hex": "#66e9de",
  "rgb": {
    "r": 102,
    "g": 233,
    "b": 222
  },
  "hsl": {
    "h": 174.962,
    "s": 74.857,
    "l": 65.686
  },
  "oklch": {
    "l": 0.85804,
    "c": 0.11641,
    "h": 187.7
  },
  "luminance": 0.66377
}

Semantic roles & 50–950 ramp

primary

#66E9DE

secondary

#B93A45

accent

#0E1FD7

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#0F1616

muted

#808584

Preview Lab

Preview with #66E9DE

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

Preview Lab → · Contrast checker → · Palette generator →