#66F4E3#66F4E3

#66F4E3 is a very light, vivid teal. Relative luminance 0.731; OKLCH L 88.5% C 0.125 H 184.4°. Best body text is #000000 at 15.61:1 contrast (WCAG AA passes).

Color values

HEX	#66F4E3
RGB	rgb(102, 244, 227)
HSL	hsl(173, 87%, 68%)
HSV	hsv(173, 58%, 96%)
CMYK	cmyk(58.2%, 0%, 7%, 4.3%)
CIE-LAB	lab(88.48, -42.22, -3.32)
CIE-LCH	lch(88.48, 42.35, 184.50°)
OKLab	oklab(88.52% -0.1246 -0.0096)
OKLCH	oklch(88.52% 0.125 184.4)
XYZ	xyz(51.6891, 73.0669, 84.0374)
Luminance	0.7307 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F4E3 #F46677

analogous

#66F49C #66F4E3 #66BEF4

triadic

#66F4E3 #E366F4 #F4E366

tetradic

#66F4E3 #9C66F4 #F46677 #BEF466

square

#66F4E3 #9C66F4 #F46677 #BEF466

split-complementary

#66F4E3 #F466BE #F49C66

monochromatic

#0FD1B9 #2DF0D9 #66F4E3 #9FF8ED #D8FCF8

Accessibility & contrast

On white

1.34

#66F4E3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.61

#66F4E3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F4E3

15.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F4E3	#FFFFFF	#000000	##000000
##66F4E3	1.00	1.34	15.61	15.61
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.61	21.00	1.00	1.00
##000000	15.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9E7E2

Deuteranopia (green-blind)

#D3D7E5

Tritanopia (blue-blind)

#00F9EF

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #66f4e3;
/* rgb */ color: rgb(102, 244, 227);
/* oklch */ color: oklch(88.5% 0.125 184.4);

Tailwind

colors: {
  custom: {
    50: '#9ff8eb',
    500: '#66f4e3',
    950: '#000000',
  },
}

SCSS

$custom: #66f4e3;
$custom-light: #9ff8eb;
$custom-dark: #000000;

JSON

{
  "hex": "#66f4e3",
  "rgb": {
    "r": 102,
    "g": 244,
    "b": 227
  },
  "hsl": {
    "h": 172.817,
    "s": 86.585,
    "l": 67.843
  },
  "oklch": {
    "l": 0.88518,
    "c": 0.12499,
    "h": 184.4
  },
  "luminance": 0.73072
}

Semantic roles & 50–950 ramp

primary

#66F4E3

secondary

#CC3245

accent

#021DE3

background

#FDFFFE

surface

#F7FFFD

border

#D0D7D5

text

#101716

muted

#818584

Preview Lab

Preview with #66F4E3

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

Preview Lab → · Contrast checker → · Palette generator →