#66EA89#66EA89

#66EA89 is a very light, vivid green. Relative luminance 0.635; OKLCH L 84.0% C 0.178 H 149.7°. Best body text is #000000 at 13.70:1 contrast (WCAG AA passes).

Color values

HEX	#66EA89
RGB	rgb(102, 234, 137)
HSL	hsl(136, 76%, 66%)
HSV	hsv(136, 56%, 92%)
CMYK	cmyk(56.4%, 0%, 41.5%, 8.2%)
CIE-LAB	lab(83.69, -56.84, 36.41)
CIE-LCH	lch(83.69, 67.50, 147.36°)
OKLab	oklab(84% -0.1538 0.09)
OKLCH	oklch(84% 0.178 149.7)
XYZ	xyz(39.4149, 63.4730, 33.8365)
Luminance	0.6348 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EA89 #EA66C7

analogous

#85EA66 #66EA89 #66EACB

triadic

#66EA89 #8966EA #EA8966

tetradic

#66EA89 #6685EA #EA66C7 #EACB66

square

#66EA89 #6685EA #EA66C7 #EACB66

split-complementary

#66EA89 #CB66EA #EA6685

monochromatic

#1ABC45 #30E35F #66EA89 #9CF1B3 #D2F9DC

Accessibility & contrast

On white

1.53

#66EA89 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.70

#66EA89 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EA89

13.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EA89	#FFFFFF	#000000	##000000
##66EA89	1.00	1.53	13.70	13.70
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.70	21.00	1.00	1.00
##000000	13.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD882

Deuteranopia (green-blind)

#DACC8F

Tritanopia (blue-blind)

#45E6D2

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #66ea89;
/* rgb */ color: rgb(102, 234, 137);
/* oklch */ color: oklch(84.0% 0.178 149.7);

Tailwind

colors: {
  custom: {
    50: '#9cf2ac',
    500: '#66ea89',
    950: '#000000',
  },
}

SCSS

$custom: #66ea89;
$custom-light: #9cf2ac;
$custom-dark: #000000;

JSON

{
  "hex": "#66ea89",
  "rgb": {
    "r": 102,
    "g": 234,
    "b": 137
  },
  "hsl": {
    "h": 135.909,
    "s": 75.862,
    "l": 65.882
  },
  "oklch": {
    "l": 0.83995,
    "c": 0.17824,
    "h": 149.7
  },
  "luminance": 0.63477
}

Semantic roles & 50–950 ramp

primary

#66EA89

secondary

#BB3999

accent

#0DA2D8

background

#FCFFFD

surface

#F6FEF7

border

#D0D6D0

text

#0F1710

muted

#808581

Preview Lab

Preview with #66EA89

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

Preview Lab → · Contrast checker → · Palette generator →