#66EA9C#66EA9C

#66EA9C is a very light, vivid green. Relative luminance 0.641; OKLCH L 84.4% C 0.161 H 154.8°. Best body text is #000000 at 13.81:1 contrast (WCAG AA passes).

Color values

HEX	#66EA9C
RGB	rgb(102, 234, 156)
HSL	hsl(145, 76%, 66%)
HSV	hsv(145, 56%, 92%)
CMYK	cmyk(56.4%, 0%, 33.3%, 8.2%)
CIE-LAB	lab(84.00, -53.55, 27.22)
CIE-LCH	lch(84.00, 60.08, 153.05°)
OKLab	oklab(84.35% -0.1456 0.0686)
OKLCH	oklch(84.35% 0.161 154.8)
XYZ	xyz(40.8998, 64.0669, 41.6568)
Luminance	0.6407 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EA9C #EA66B4

analogous

#72EA66 #66EA9C #66EADE

triadic

#66EA9C #9C66EA #EA9C66

tetradic

#66EA9C #6672EA #EA66B4 #EADE66

square

#66EA9C #6672EA #EA66B4 #EADE66

split-complementary

#66EA9C #DE66EA #EA6672

monochromatic

#1ABC5C #30E379 #66EA9C #9CF1BF #D2F9E2

Accessibility & contrast

On white

1.52

#66EA9C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.81

#66EA9C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EA9C

13.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EA9C	#FFFFFF	#000000	##000000
##66EA9C	1.00	1.52	13.81	13.81
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.81	21.00	1.00	1.00
##000000	13.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D997

Deuteranopia (green-blind)

#D7CCA1

Tritanopia (blue-blind)

#3BE8D6

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #66ea9c;
/* rgb */ color: rgb(102, 234, 156);
/* oklch */ color: oklch(84.4% 0.161 154.8);

Tailwind

colors: {
  custom: {
    50: '#9cf1b9',
    500: '#66ea9c',
    950: '#000000',
  },
}

SCSS

$custom: #66ea9c;
$custom-light: #9cf1b9;
$custom-dark: #000000;

JSON

{
  "hex": "#66ea9c",
  "rgb": {
    "r": 102,
    "g": 234,
    "b": 156
  },
  "hsl": {
    "h": 144.545,
    "s": 75.862,
    "l": 65.882
  },
  "oklch": {
    "l": 0.84351,
    "c": 0.16093,
    "h": 154.8
  },
  "luminance": 0.64071
}

Semantic roles & 50–950 ramp

primary

#66EA9C

secondary

#BB3986

accent

#0D85D8

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0F1711

muted

#808581

Preview Lab

Preview with #66EA9C

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

Preview Lab → · Contrast checker → · Palette generator →