#66ECC2#66ECC2

#66ECC2 is a very light, vivid teal. Relative luminance 0.667; OKLCH L 85.7% C 0.133 H 169.6°. Best body text is #000000 at 14.34:1 contrast (WCAG AA passes).

Color values

HEX	#66ECC2
RGB	rgb(102, 236, 194)
HSL	hsl(161, 78%, 66%)
HSV	hsv(161, 57%, 93%)
CMYK	cmyk(56.8%, 0%, 17.8%, 7.5%)
CIE-LAB	lab(85.36, -46.58, 9.41)
CIE-LCH	lch(85.36, 47.52, 168.58°)
OKLab	oklab(85.71% -0.1307 0.0241)
OKLCH	oklch(85.71% 0.133 169.6)
XYZ	xyz(45.2079, 66.7063, 61.5217)
Luminance	0.6671 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66ECC2 #EC6690

analogous

#66EC7F #66ECC2 #66D3EC

triadic

#66ECC2 #C266EC #ECC266

tetradic

#66ECC2 #7F66EC #EC6690 #D3EC66

square

#66ECC2 #7F66EC #EC6690 #D3EC66

split-complementary

#66ECC2 #EC66D3 #EC7F66

monochromatic

#18C08B #30E5AC #66ECC2 #9CF3D8 #D3FAED

Accessibility & contrast

On white

1.46

#66ECC2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.34

#66ECC2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66ECC2

14.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66ECC2	#FFFFFF	#000000	##000000
##66ECC2	1.00	1.46	14.34	14.34
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.34	21.00	1.00	1.00
##000000	14.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6DEC0

Deuteranopia (green-blind)

#D2CFC5

Tritanopia (blue-blind)

#12EDE0

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #66ecc2;
/* rgb */ color: rgb(102, 236, 194);
/* oklch */ color: oklch(85.7% 0.133 169.6);

Tailwind

colors: {
  custom: {
    50: '#9df3d4',
    500: '#66ecc2',
    950: '#000000',
  },
}

SCSS

$custom: #66ecc2;
$custom-light: #9df3d4;
$custom-dark: #000000;

JSON

{
  "hex": "#66ecc2",
  "rgb": {
    "r": 102,
    "g": 236,
    "b": 194
  },
  "hsl": {
    "h": 161.194,
    "s": 77.907,
    "l": 66.275
  },
  "oklch": {
    "l": 0.8571,
    "c": 0.13292,
    "h": 169.6
  },
  "luminance": 0.66711
}

Semantic roles & 50–950 ramp

primary

#66ECC2

secondary

#BE3862

accent

#0B4CDA

background

#FCFFFE

surface

#F6FEFB

border

#D0D6D4

text

#0F1714

muted

#808583

Preview Lab

Preview with #66ECC2

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

Preview Lab → · Contrast checker → · Palette generator →