#66F6CC#66F6CC

#66F6CC is a very light, vivid teal. Relative luminance 0.731; OKLCH L 88.3% C 0.138 H 170.8°. Best body text is #000000 at 15.62:1 contrast (WCAG AA passes).

Color values

HEX	#66F6CC
RGB	rgb(102, 246, 204)
HSL	hsl(163, 89%, 68%)
HSV	hsv(163, 59%, 96%)
CMYK	cmyk(58.5%, 0%, 17.1%, 3.5%)
CIE-LAB	lab(88.49, -48.58, 8.68)
CIE-LCH	lch(88.49, 49.35, 169.87°)
OKLab	oklab(88.34% -0.1367 0.0222)
OKLCH	oklch(88.34% 0.138 170.8)
XYZ	xyz(49.3291, 73.0910, 68.6234)
Luminance	0.7310 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F6CC #F66690

analogous

#66F684 #66F6CC #66D8F6

triadic

#66F6CC #CC66F6 #F6CC66

tetradic

#66F6CC #8466F6 #F66690 #D8F666

square

#66F6CC #8466F6 #F66690 #D8F666

split-complementary

#66F6CC #F666D8 #F68466

monochromatic

#0DD59B #2CF3B9 #66F6CC #A0F9DF #DAFDF3

Accessibility & contrast

On white

1.34

#66F6CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.62

#66F6CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F6CC

15.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F6CC	#FFFFFF	#000000	##000000
##66F6CC	1.00	1.34	15.62	15.62
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.62	21.00	1.00	1.00
##000000	15.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFE7CA

Deuteranopia (green-blind)

#DAD8CF

Tritanopia (blue-blind)

#00F8EA

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #66f6cc;
/* rgb */ color: rgb(102, 246, 204);
/* oklch */ color: oklch(88.3% 0.138 170.8);

Tailwind

colors: {
  custom: {
    50: '#9efadb',
    500: '#66f6cc',
    950: '#000000',
  },
}

SCSS

$custom: #66f6cc;
$custom-light: #9efadb;
$custom-dark: #000000;

JSON

{
  "hex": "#66f6cc",
  "rgb": {
    "r": 102,
    "g": 246,
    "b": 204
  },
  "hsl": {
    "h": 162.5,
    "s": 88.889,
    "l": 68.235
  },
  "oklch": {
    "l": 0.8834,
    "c": 0.13847,
    "h": 170.8
  },
  "luminance": 0.73096
}

Semantic roles & 50–950 ramp

primary

#66F6CC

secondary

#CF315F

accent

#0043E6

background

#FCFFFE

surface

#F6FFFB

border

#D0D7D4

text

#101715

muted

#808584

Preview Lab

Preview with #66F6CC

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

Preview Lab → · Contrast checker → · Palette generator →