#66F3C8#66F3C8

#66F3C8 is a very light, vivid teal. Relative luminance 0.711; OKLCH L 87.5% C 0.137 H 169.9°. Best body text is #000000 at 15.22:1 contrast (WCAG AA passes).

Color values

HEX	#66F3C8
RGB	rgb(102, 243, 200)
HSL	hsl(162, 85%, 68%)
HSV	hsv(162, 58%, 95%)
CMYK	cmyk(58%, 0%, 17.7%, 4.7%)
CIE-LAB	lab(87.53, -48.21, 9.39)
CIE-LCH	lch(87.53, 49.12, 168.98°)
OKLab	oklab(87.53% -0.1354 0.024)
OKLCH	oklch(87.53% 0.137 169.9)
XYZ	xyz(47.9504, 71.0913, 65.8274)
Luminance	0.7110 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F3C8 #F36691

analogous

#66F381 #66F3C8 #66D8F3

triadic

#66F3C8 #C866F3 #F3C866

tetradic

#66F3C8 #8166F3 #F36691 #D8F366

square

#66F3C8 #8166F3 #F36691 #D8F366

split-complementary

#66F3C8 #F366D8 #F38166

monochromatic

#10CE94 #2DEFB4 #66F3C8 #9FF7DC #D7FCF1

Accessibility & contrast

On white

1.38

#66F3C8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.22

#66F3C8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F3C8

15.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F3C8	#FFFFFF	#000000	##000000
##66F3C8	1.00	1.38	15.22	15.22
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.22	21.00	1.00	1.00
##000000	15.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDE4C6

Deuteranopia (green-blind)

#D8D5CB

Tritanopia (blue-blind)

#00F5E7

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #66f3c8;
/* rgb */ color: rgb(102, 243, 200);
/* oklch */ color: oklch(87.5% 0.137 169.9);

Tailwind

colors: {
  custom: {
    50: '#9ef8d8',
    500: '#66f3c8',
    950: '#000000',
  },
}

SCSS

$custom: #66f3c8;
$custom-light: #9ef8d8;
$custom-dark: #000000;

JSON

{
  "hex": "#66f3c8",
  "rgb": {
    "r": 102,
    "g": 243,
    "b": 200
  },
  "hsl": {
    "h": 161.702,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.87526,
    "c": 0.13747,
    "h": 169.9
  },
  "luminance": 0.71096
}

Semantic roles & 50–950 ramp

primary

#66F3C8

secondary

#CA3361

accent

#0447E2

background

#FCFFFE

surface

#F6FFFB

border

#D0D7D4

text

#0F1714

muted

#808583

Preview Lab

Preview with #66F3C8

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

Preview Lab → · Contrast checker → · Palette generator →