#66F4E0#66F4E0

#66F4E0 is a very light, vivid teal. Relative luminance 0.729; OKLCH L 88.4% C 0.126 H 182.6°. Best body text is #000000 at 15.58:1 contrast (WCAG AA passes).

Color values

HEX	#66F4E0
RGB	rgb(102, 244, 224)
HSL	hsl(172, 87%, 68%)
HSV	hsv(172, 58%, 96%)
CMYK	cmyk(58.2%, 0%, 8.2%, 4.3%)
CIE-LAB	lab(88.40, -42.97, -1.87)
CIE-LCH	lch(88.40, 43.01, 182.49°)
OKLab	oklab(88.43% -0.1259 -0.0057)
OKLCH	oklch(88.43% 0.126 182.6)
XYZ	xyz(51.2786, 72.9027, 81.8758)
Luminance	0.7291 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F4E0 #F4667A

analogous

#66F499 #66F4E0 #66C1F4

triadic

#66F4E0 #E066F4 #F4E066

tetradic

#66F4E0 #9966F4 #F4667A #C1F466

square

#66F4E0 #9966F4 #F4667A #C1F466

split-complementary

#66F4E0 #F466C1 #F49966

monochromatic

#0FD1B5 #2DF0D4 #66F4E0 #9FF8EC #D8FCF7

Accessibility & contrast

On white

1.35

#66F4E0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.58

#66F4E0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F4E0

15.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F4E0	#FFFFFF	#000000	##000000
##66F4E0	1.00	1.35	15.58	15.58
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.58	21.00	1.00	1.00
##000000	15.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAE7DF

Deuteranopia (green-blind)

#D4D7E2

Tritanopia (blue-blind)

#00F8EE

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #66f4e0;
/* rgb */ color: rgb(102, 244, 224);
/* oklch */ color: oklch(88.4% 0.126 182.6);

Tailwind

colors: {
  custom: {
    50: '#9ff8e9',
    500: '#66f4e0',
    950: '#000000',
  },
}

SCSS

$custom: #66f4e0;
$custom-light: #9ff8e9;
$custom-dark: #000000;

JSON

{
  "hex": "#66f4e0",
  "rgb": {
    "r": 102,
    "g": 244,
    "b": 224
  },
  "hsl": {
    "h": 171.549,
    "s": 86.585,
    "l": 67.843
  },
  "oklch": {
    "l": 0.88429,
    "c": 0.12604,
    "h": 182.6
  },
  "luminance": 0.72908
}

Semantic roles & 50–950 ramp

primary

#66F4E0

secondary

#CC3248

accent

#0222E3

background

#FDFFFE

surface

#F7FFFC

border

#D0D7D5

text

#101716

muted

#818584

Preview Lab

Preview with #66F4E0

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

Preview Lab → · Contrast checker → · Palette generator →