#66ECDE#66ECDE

#66ECDE is a very light, moderate teal. Relative luminance 0.681; OKLCH L 86.5% C 0.119 H 185.9°. Best body text is #000000 at 14.62:1 contrast (WCAG AA passes).

Color values

HEX	#66ECDE
RGB	rgb(102, 236, 222)
HSL	hsl(174, 78%, 66%)
HSV	hsv(174, 57%, 93%)
CMYK	cmyk(56.8%, 0%, 5.9%, 7.5%)
CIE-LAB	lab(86.05, -39.89, -4.28)
CIE-LCH	lch(86.05, 40.12, 186.12°)
OKLab	oklab(86.5% -0.1185 -0.0122)
OKLCH	oklch(86.5% 0.119 185.9)
XYZ	xyz(48.6539, 68.0847, 79.6707)
Luminance	0.6809 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66ECDE #EC6674

analogous

#66EC9B #66ECDE #66B7EC

triadic

#66ECDE #DE66EC #ECDE66

tetradic

#66ECDE #9B66EC #EC6674 #B7EC66

square

#66ECDE #9B66EC #EC6674 #B7EC66

split-complementary

#66ECDE #EC66B7 #EC9B66

monochromatic

#18C0AE #30E5D2 #66ECDE #9CF3EA #D3FAF5

Accessibility & contrast

On white

1.44

#66ECDE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.62

#66ECDE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66ECDE

14.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66ECDE	#FFFFFF	#000000	##000000
##66ECDE	1.00	1.44	14.62	14.62
#FFFFFF	1.44	1.00	21.00	21.00
#000000	14.62	21.00	1.00	1.00
##000000	14.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1E0DE

Deuteranopia (green-blind)

#CCD1E0

Tritanopia (blue-blind)

#00F1E7

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #66ecde;
/* rgb */ color: rgb(102, 236, 222);
/* oklch */ color: oklch(86.5% 0.119 185.9);

Tailwind

colors: {
  custom: {
    50: '#9ef2e8',
    500: '#66ecde',
    950: '#000000',
  },
}

SCSS

$custom: #66ecde;
$custom-light: #9ef2e8;
$custom-dark: #000000;

JSON

{
  "hex": "#66ecde",
  "rgb": {
    "r": 102,
    "g": 236,
    "b": 222
  },
  "hsl": {
    "h": 173.731,
    "s": 77.907,
    "l": 66.275
  },
  "oklch": {
    "l": 0.86503,
    "c": 0.11911,
    "h": 185.9
  },
  "luminance": 0.6809
}

Semantic roles & 50–950 ramp

primary

#66ECDE

secondary

#BE3846

accent

#0B21DA

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#0F1716

muted

#808584

Preview Lab

Preview with #66ECDE

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

Preview Lab → · Contrast checker → · Palette generator →