#66FAC5#66FAC5

#66FAC5 is a very light, vivid teal. Relative luminance 0.752; OKLCH L 89.1% C 0.148 H 166.3°. Best body text is #000000 at 16.05:1 contrast (WCAG AA passes).

Color values

HEX	#66FAC5
RGB	rgb(102, 250, 197)
HSL	hsl(159, 94%, 69%)
HSV	hsv(159, 59%, 98%)
CMYK	cmyk(59.2%, 0%, 21.2%, 2%)
CIE-LAB	lab(89.50, -51.81, 13.74)
CIE-LCH	lch(89.50, 53.60, 165.15°)
OKLab	oklab(89.11% -0.1439 0.0352)
OKLCH	oklch(89.11% 0.148 166.3)
XYZ	xyz(49.7381, 75.2222, 64.7106)
Luminance	0.7523 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FAC5 #FA669B

analogous

#66FA7B #66FAC5 #66E5FA

triadic

#66FAC5 #C566FA #FAC566

tetradic

#66FAC5 #7B66FA #FA669B #E5FA66

square

#66FAC5 #7B66FA #FA669B #E5FA66

split-complementary

#66FAC5 #FA66E5 #FA7B66

monochromatic

#07DE91 #2BF8AF #66FAC5 #A1FCDB #DDFEF2

Accessibility & contrast

On white

1.31

#66FAC5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.05

#66FAC5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FAC5

16.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FAC5	#FFFFFF	#000000	##000000
##66FAC5	1.00	1.31	16.05	16.05
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.05	21.00	1.00	1.00
##000000	16.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5EAC2

Deuteranopia (green-blind)

#E0DBC8

Tritanopia (blue-blind)

#00FBEB

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #66fac5;
/* rgb */ color: rgb(102, 250, 197);
/* oklch */ color: oklch(89.1% 0.148 166.3);

Tailwind

colors: {
  custom: {
    50: '#9efdd6',
    500: '#66fac5',
    950: '#000000',
  },
}

SCSS

$custom: #66fac5;
$custom-light: #9efdd6;
$custom-dark: #000000;

JSON

{
  "hex": "#66fac5",
  "rgb": {
    "r": 102,
    "g": 250,
    "b": 197
  },
  "hsl": {
    "h": 158.514,
    "s": 93.671,
    "l": 69.02
  },
  "oklch": {
    "l": 0.89109,
    "c": 0.14813,
    "h": 166.3
  },
  "luminance": 0.75227
}

Semantic roles & 50–950 ramp

primary

#66FAC5

secondary

#D4306B

accent

#0052E6

background

#FCFFFE

surface

#F6FFFB

border

#D0D7D4

text

#101814

muted

#808683

Preview Lab

Preview with #66FAC5

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

Preview Lab → · Contrast checker → · Palette generator →