#66D89D#66D89D

#66D89D is a light, vivid green. Relative luminance 0.544; OKLCH L 80.0% C 0.135 H 158.6°. Best body text is #000000 at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#66D89D
RGB	rgb(102, 216, 157)
HSL	hsl(149, 59%, 62%)
HSV	hsv(149, 53%, 85%)
CMYK	cmyk(52.8%, 0%, 27.3%, 15.3%)
CIE-LAB	lab(78.68, -45.93, 19.42)
CIE-LCH	lch(78.68, 49.86, 157.08°)
OKLab	oklab(80.01% -0.1259 0.0495)
OKLCH	oklch(80.01% 0.135 158.6)
XYZ	xyz(36.1182, 54.3677, 40.4824)
Luminance	0.5437 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D89D #D866A1

analogous

#68D866 #66D89D #66D8D6

triadic

#66D89D #9D66D8 #D89D66

tetradic

#66D89D #6668D8 #D866A1 #D8D666

square

#66D89D #6668D8 #D866A1 #D8D666

split-complementary

#66D89D #D666D8 #D86668

monochromatic

#289C60 #35CC7E #66D89D #97E4BC #C8F1DB

Accessibility & contrast

On white

1.77

#66D89D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.87

#66D89D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D89D

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D89D	#FFFFFF	#000000	##000000
##66D89D	1.00	1.77	11.87	11.87
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.87	21.00	1.00	1.00
##000000	11.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6CA9A

Deuteranopia (green-blind)

#C6BEA1

Tritanopia (blue-blind)

#42D7C8

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #66d89d;
/* rgb */ color: rgb(102, 216, 157);
/* oklch */ color: oklch(80.0% 0.135 158.6);

Tailwind

colors: {
  custom: {
    50: '#99e5ba',
    500: '#66d89d',
    950: '#000000',
  },
}

SCSS

$custom: #66d89d;
$custom-light: #99e5ba;
$custom-dark: #000000;

JSON

{
  "hex": "#66d89d",
  "rgb": {
    "r": 102,
    "g": 216,
    "b": 157
  },
  "hsl": {
    "h": 148.947,
    "s": 59.375,
    "l": 62.353
  },
  "oklch": {
    "l": 0.80005,
    "c": 0.13524,
    "h": 158.6
  },
  "luminance": 0.54371
}

Semantic roles & 50–950 ramp

primary

#66D89D

secondary

#A04273

accent

#1E76C7

background

#FCFEFD

surface

#F5FCF8

border

#CFD5D1

text

#0F1611

muted

#808481

Preview Lab

Preview with #66D89D

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

Preview Lab → · Contrast checker → · Palette generator →