#66FFB9#66FFB9

#66FFB9 is a very light, vivid teal. Relative luminance 0.778; OKLCH L 90.0% C 0.164 H 160.4°. Best body text is #000000 at 16.57:1 contrast (WCAG AA passes).

Color values

HEX	#66FFB9
RGB	rgb(102, 255, 185)
HSL	hsl(153, 100%, 70%)
HSV	hsv(153, 60%, 100%)
CMYK	cmyk(60%, 0%, 27.5%, 0%)
CIE-LAB	lab(90.71, -56.34, 21.59)
CIE-LCH	lch(90.71, 60.34, 159.03°)
OKLab	oklab(90.02% -0.1543 0.055)
OKLCH	oklch(90.02% 0.164 160.4)
XYZ	xyz(49.9918, 77.8425, 58.2801)
Luminance	0.7785 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FFB9 #FF66AC

analogous

#66FF6C #66FFB9 #66F9FF

triadic

#66FFB9 #B966FF #FFB966

tetradic

#66FFB9 #6C66FF #FF66AC #F9FF66

square

#66FFB9 #6C66FF #FF66AC #F9FF66

split-complementary

#66FFB9 #FF66F9 #FF6C66

monochromatic

#00EB7F #29FF9D #66FFB9 #A3FFD5 #E0FFF1

Accessibility & contrast

On white

1.27

#66FFB9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.57

#66FFB9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FFB9

16.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FFB9	#FFFFFF	#000000	##000000
##66FFB9	1.00	1.27	16.57	16.57
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.57	21.00	1.00	1.00
##000000	16.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCEDB5

Deuteranopia (green-blind)

#E7DEBD

Tritanopia (blue-blind)

#0BFEEC

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #66ffb9;
/* rgb */ color: rgb(102, 255, 185);
/* oklch */ color: oklch(90.0% 0.164 160.4);

Tailwind

colors: {
  custom: {
    50: '#9fffce',
    500: '#66ffb9',
    950: '#000000',
  },
}

SCSS

$custom: #66ffb9;
$custom-light: #9fffce;
$custom-dark: #000000;

JSON

{
  "hex": "#66ffb9",
  "rgb": {
    "r": 102,
    "g": 255,
    "b": 185
  },
  "hsl": {
    "h": 152.549,
    "s": 100,
    "l": 70
  },
  "oklch": {
    "l": 0.90019,
    "c": 0.1638,
    "h": 160.4
  },
  "luminance": 0.77848
}

Semantic roles & 50–950 ramp

primary

#66FFB9

secondary

#DA2F7D

accent

#0069E6

background

#FDFFFE

surface

#F7FFFB

border

#D0D7D4

text

#101813

muted

#818683

Preview Lab

Preview with #66FFB9

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

Preview Lab → · Contrast checker → · Palette generator →