#66F5E2#66F5E2

#66F5E2 is a very light, vivid teal. Relative luminance 0.736; OKLCH L 88.7% C 0.126 H 183.3°. Best body text is #000000 at 15.72:1 contrast (WCAG AA passes).

Color values

HEX	#66F5E2
RGB	rgb(102, 245, 226)
HSL	hsl(172, 88%, 68%)
HSV	hsv(172, 58%, 96%)
CMYK	cmyk(58.4%, 0%, 7.8%, 3.9%)
CIE-LAB	lab(88.74, -42.91, -2.41)
CIE-LCH	lch(88.74, 42.98, 183.22°)
OKLab	oklab(88.72% -0.1261 -0.0072)
OKLCH	oklch(88.72% 0.126 183.3)
XYZ	xyz(51.8532, 73.6153, 83.4132)
Luminance	0.7362 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F5E2 #F56679

analogous

#66F59A #66F5E2 #66C0F5

triadic

#66F5E2 #E266F5 #F5E266

tetradic

#66F5E2 #9A66F5 #F56679 #C0F566

square

#66F5E2 #9A66F5 #F56679 #C0F566

split-complementary

#66F5E2 #F566C0 #F59A66

monochromatic

#0ED3B9 #2DF1D7 #66F5E2 #9FF9ED #D9FDF8

Accessibility & contrast

On white

1.34

#66F5E2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.72

#66F5E2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F5E2

15.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F5E2	#FFFFFF	#000000	##000000
##66F5E2	1.00	1.34	15.72	15.72
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.72	21.00	1.00	1.00
##000000	15.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAE8E1

Deuteranopia (green-blind)

#D4D8E4

Tritanopia (blue-blind)

#00FAEF

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #66f5e2;
/* rgb */ color: rgb(102, 245, 226);
/* oklch */ color: oklch(88.7% 0.126 183.3);

Tailwind

colors: {
  custom: {
    50: '#9ff9eb',
    500: '#66f5e2',
    950: '#000000',
  },
}

SCSS

$custom: #66f5e2;
$custom-light: #9ff9eb;
$custom-dark: #000000;

JSON

{
  "hex": "#66f5e2",
  "rgb": {
    "r": 102,
    "g": 245,
    "b": 226
  },
  "hsl": {
    "h": 172.028,
    "s": 87.73,
    "l": 68.039
  },
  "oklch": {
    "l": 0.88721,
    "c": 0.12629,
    "h": 183.3
  },
  "luminance": 0.73621
}

Semantic roles & 50–950 ramp

primary

#66F5E2

secondary

#CE3146

accent

#011FE4

background

#FDFFFE

surface

#F7FFFD

border

#D0D7D5

text

#101716

muted

#818584

Preview Lab

Preview with #66F5E2

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

Preview Lab → · Contrast checker → · Palette generator →