#66F5E6#66F5E6

#66F5E6 is a very light, vivid teal. Relative luminance 0.738; OKLCH L 88.8% C 0.125 H 185.7°. Best body text is #000000 at 15.77:1 contrast (WCAG AA passes).

Color values

HEX	#66F5E6
RGB	rgb(102, 245, 230)
HSL	hsl(174, 88%, 68%)
HSV	hsv(174, 58%, 96%)
CMYK	cmyk(58.4%, 0%, 6.1%, 3.9%)
CIE-LAB	lab(88.85, -41.91, -4.35)
CIE-LCH	lch(88.85, 42.14, 185.92°)
OKLab	oklab(88.84% -0.1244 -0.0124)
OKLCH	oklch(88.84% 0.125 185.7)
XYZ	xyz(52.4084, 73.8374, 86.3377)
Luminance	0.7384 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F5E6 #F56675

analogous

#66F59E #66F5E6 #66BDF5

triadic

#66F5E6 #E666F5 #F5E666

tetradic

#66F5E6 #9E66F5 #F56675 #BDF566

square

#66F5E6 #9E66F5 #F56675 #BDF566

split-complementary

#66F5E6 #F566BD #F59E66

monochromatic

#0ED3BE #2DF1DD #66F5E6 #9FF9EF #D9FDF9

Accessibility & contrast

On white

1.33

#66F5E6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.77

#66F5E6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F5E6

15.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F5E6	#FFFFFF	#000000	##000000
##66F5E6	1.00	1.33	15.77	15.77
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.77	21.00	1.00	1.00
##000000	15.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAE9E6

Deuteranopia (green-blind)

#D3D8E8

Tritanopia (blue-blind)

#00FAF0

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #66f5e6;
/* rgb */ color: rgb(102, 245, 230);
/* oklch */ color: oklch(88.8% 0.125 185.7);

Tailwind

colors: {
  custom: {
    50: '#9ff9ed',
    500: '#66f5e6',
    950: '#000000',
  },
}

SCSS

$custom: #66f5e6;
$custom-light: #9ff9ed;
$custom-dark: #000000;

JSON

{
  "hex": "#66f5e6",
  "rgb": {
    "r": 102,
    "g": 245,
    "b": 230
  },
  "hsl": {
    "h": 173.706,
    "s": 87.73,
    "l": 68.039
  },
  "oklch": {
    "l": 0.88841,
    "c": 0.12499,
    "h": 185.7
  },
  "luminance": 0.73843
}

Semantic roles & 50–950 ramp

primary

#66F5E6

secondary

#CE3142

accent

#0119E4

background

#FDFFFE

surface

#F7FFFD

border

#D0D7D5

text

#101716

muted

#818584

Preview Lab

Preview with #66F5E6

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

Preview Lab → · Contrast checker → · Palette generator →