#66F5E1#66F5E1

#66F5E1 is a very light, vivid teal. Relative luminance 0.736; OKLCH L 88.7% C 0.127 H 182.7°. Best body text is #000000 at 15.71:1 contrast (WCAG AA passes).

Color values

HEX	#66F5E1
RGB	rgb(102, 245, 225)
HSL	hsl(172, 88%, 68%)
HSV	hsv(172, 58%, 96%)
CMYK	cmyk(58.4%, 0%, 8.2%, 3.9%)
CIE-LAB	lab(88.71, -43.16, -1.93)
CIE-LCH	lch(88.71, 43.20, 182.56°)
OKLab	oklab(88.69% -0.1265 -0.0059)
OKLCH	oklch(88.69% 0.127 182.7)
XYZ	xyz(51.7164, 73.5606, 82.6927)
Luminance	0.7357 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F5E1 #F5667A

analogous

#66F599 #66F5E1 #66C2F5

triadic

#66F5E1 #E166F5 #F5E166

tetradic

#66F5E1 #9966F5 #F5667A #C2F566

square

#66F5E1 #9966F5 #F5667A #C2F566

split-complementary

#66F5E1 #F566C2 #F59966

monochromatic

#0ED3B7 #2DF1D6 #66F5E1 #9FF9EC #D9FDF8

Accessibility & contrast

On white

1.34

#66F5E1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.71

#66F5E1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F5E1

15.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F5E1	#FFFFFF	#000000	##000000
##66F5E1	1.00	1.34	15.71	15.71
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.71	21.00	1.00	1.00
##000000	15.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBE8E0

Deuteranopia (green-blind)

#D5D8E3

Tritanopia (blue-blind)

#00F9EF

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #66f5e1;
/* rgb */ color: rgb(102, 245, 225);
/* oklch */ color: oklch(88.7% 0.127 182.7);

Tailwind

colors: {
  custom: {
    50: '#9ff9ea',
    500: '#66f5e1',
    950: '#000000',
  },
}

SCSS

$custom: #66f5e1;
$custom-light: #9ff9ea;
$custom-dark: #000000;

JSON

{
  "hex": "#66f5e1",
  "rgb": {
    "r": 102,
    "g": 245,
    "b": 225
  },
  "hsl": {
    "h": 171.608,
    "s": 87.73,
    "l": 68.039
  },
  "oklch": {
    "l": 0.88691,
    "c": 0.12665,
    "h": 182.7
  },
  "luminance": 0.73566
}

Semantic roles & 50–950 ramp

primary

#66F5E1

secondary

#CE3147

accent

#0121E4

background

#FDFFFE

surface

#F7FFFD

border

#D0D7D5

text

#101716

muted

#818584

Preview Lab

Preview with #66F5E1

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

Preview Lab → · Contrast checker → · Palette generator →