#66ECE2#66ECE2

#66ECE2 is a very light, moderate teal. Relative luminance 0.683; OKLCH L 86.6% C 0.118 H 188.5°. Best body text is #000000 at 14.66:1 contrast (WCAG AA passes).

Color values

HEX	#66ECE2
RGB	rgb(102, 236, 226)
HSL	hsl(176, 78%, 66%)
HSV	hsv(176, 57%, 93%)
CMYK	cmyk(56.8%, 0%, 4.2%, 7.5%)
CIE-LAB	lab(86.16, -38.88, -6.22)
CIE-LCH	lch(86.16, 39.37, 189.09°)
OKLab	oklab(86.63% -0.1168 -0.0174)
OKLCH	oklch(86.63% 0.118 188.5)
XYZ	xyz(49.1964, 68.3017, 82.5277)
Luminance	0.6831 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66ECE2 #EC6670

analogous

#66EC9F #66ECE2 #66B3EC

triadic

#66ECE2 #E266EC #ECE266

tetradic

#66ECE2 #9F66EC #EC6670 #B3EC66

square

#66ECE2 #9F66EC #EC6670 #B3EC66

split-complementary

#66ECE2 #EC66B3 #EC9F66

monochromatic

#18C0B3 #30E5D8 #66ECE2 #9CF3EC #D3FAF7

Accessibility & contrast

On white

1.43

#66ECE2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.66

#66ECE2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66ECE2

14.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66ECE2	#FFFFFF	#000000	##000000
##66ECE2	1.00	1.43	14.66	14.66
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.66	21.00	1.00	1.00
##000000	14.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0E1E2

Deuteranopia (green-blind)

#CBD1E3

Tritanopia (blue-blind)

#00F1E9

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #66ece2;
/* rgb */ color: rgb(102, 236, 226);
/* oklch */ color: oklch(86.6% 0.118 188.5);

Tailwind

colors: {
  custom: {
    50: '#9ef2eb',
    500: '#66ece2',
    950: '#000000',
  },
}

SCSS

$custom: #66ece2;
$custom-light: #9ef2eb;
$custom-dark: #000000;

JSON

{
  "hex": "#66ece2",
  "rgb": {
    "r": 102,
    "g": 236,
    "b": 226
  },
  "hsl": {
    "h": 175.522,
    "s": 77.907,
    "l": 66.275
  },
  "oklch": {
    "l": 0.86627,
    "c": 0.11808,
    "h": 188.5
  },
  "luminance": 0.68307
}

Semantic roles & 50–950 ramp

primary

#66ECE2

secondary

#BE3842

accent

#0B1BDA

background

#FCFFFE

surface

#F6FEFD

border

#D0D6D5

text

#101716

muted

#808584

Preview Lab

Preview with #66ECE2

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

Preview Lab → · Contrast checker → · Palette generator →