#66ECA9#66ECA9

#66ECA9 is a very light, vivid teal. Relative luminance 0.657; OKLCH L 85.1% C 0.152 H 158.8°. Best body text is #000000 at 14.14:1 contrast (WCAG AA passes).

Color values

HEX	#66ECA9
RGB	rgb(102, 236, 169)
HSL	hsl(150, 78%, 66%)
HSV	hsv(150, 57%, 93%)
CMYK	cmyk(56.8%, 0%, 28.4%, 7.5%)
CIE-LAB	lab(84.83, -51.88, 21.68)
CIE-LCH	lch(84.83, 56.22, 157.32°)
OKLab	oklab(85.11% -0.1419 0.0551)
OKLCH	oklch(85.11% 0.152 158.8)
XYZ	xyz(42.6326, 65.6762, 47.9585)
Luminance	0.6568 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66ECA9 #EC66A9

analogous

#66EC66 #66ECA9 #66ECEC

triadic

#66ECA9 #A966EC #ECA966

tetradic

#66ECA9 #6666EC #EC66A9 #ECEC66

square

#66ECA9 #6666EC #EC66A9 #ECEC66

split-complementary

#66ECA9 #EC66EC #EC6666

monochromatic

#18C06C #30E58A #66ECA9 #9CF3C8 #D3FAE6

Accessibility & contrast

On white

1.49

#66ECA9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.14

#66ECA9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66ECA9

14.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66ECA9	#FFFFFF	#000000	##000000
##66ECA9	1.00	1.49	14.14	14.14
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.14	21.00	1.00	1.00
##000000	14.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EADCA5

Deuteranopia (green-blind)

#D7CEAD

Tritanopia (blue-blind)

#32EBDA

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #66eca9;
/* rgb */ color: rgb(102, 236, 169);
/* oklch */ color: oklch(85.1% 0.152 158.8);

Tailwind

colors: {
  custom: {
    50: '#9cf3c2',
    500: '#66eca9',
    950: '#000000',
  },
}

SCSS

$custom: #66eca9;
$custom-light: #9cf3c2;
$custom-dark: #000000;

JSON

{
  "hex": "#66eca9",
  "rgb": {
    "r": 102,
    "g": 236,
    "b": 169
  },
  "hsl": {
    "h": 150,
    "s": 77.907,
    "l": 66.275
  },
  "oklch": {
    "l": 0.85109,
    "c": 0.15221,
    "h": 158.8
  },
  "luminance": 0.6568
}

Semantic roles & 50–950 ramp

primary

#66ECA9

secondary

#BE387B

accent

#0B73DA

background

#FCFFFD

surface

#F6FEF9

border

#D0D6D2

text

#0F1712

muted

#808582

Preview Lab

Preview with #66ECA9

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

Preview Lab → · Contrast checker → · Palette generator →