#66F189#66F189

#66F189 is a very light, vivid green. Relative luminance 0.675; OKLCH L 85.7% C 0.188 H 149.1°. Best body text is #000000 at 14.51:1 contrast (WCAG AA passes).

Color values

HEX	#66F189
RGB	rgb(102, 241, 137)
HSL	hsl(135, 83%, 67%)
HSV	hsv(135, 58%, 95%)
CMYK	cmyk(57.7%, 0%, 43.2%, 5.5%)
CIE-LAB	lab(85.77, -59.52, 39.11)
CIE-LCH	lch(85.77, 71.22, 146.70°)
OKLab	oklab(85.71% -0.161 0.0962)
OKLCH	oklch(85.71% 0.188 149.1)
XYZ	xyz(41.4472, 67.5377, 34.5139)
Luminance	0.6754 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F189 #F166CE

analogous

#88F166 #66F189 #66F1CF

triadic

#66F189 #8966F1 #F18966

tetradic

#66F189 #6688F1 #F166CE #F1CF66

square

#66F189 #6688F1 #F166CE #F1CF66

split-complementary

#66F189 #CF66F1 #F16688

monochromatic

#12CA41 #2EEC5E #66F189 #9EF6B4 #D6FBDF

Accessibility & contrast

On white

1.45

#66F189 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.51

#66F189 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F189

14.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F189	#FFFFFF	#000000	##000000
##66F189	1.00	1.45	14.51	14.51
#FFFFFF	1.45	1.00	21.00	21.00
#000000	14.51	21.00	1.00	1.00
##000000	14.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3DE81

Deuteranopia (green-blind)

#E0D190

Tritanopia (blue-blind)

#42EDD8

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #66f189;
/* rgb */ color: rgb(102, 241, 137);
/* oklch */ color: oklch(85.7% 0.188 149.1);

Tailwind

colors: {
  custom: {
    50: '#9df7ac',
    500: '#66f189',
    950: '#000000',
  },
}

SCSS

$custom: #66f189;
$custom-light: #9df7ac;
$custom-dark: #000000;

JSON

{
  "hex": "#66f189",
  "rgb": {
    "r": 102,
    "g": 241,
    "b": 137
  },
  "hsl": {
    "h": 135.108,
    "s": 83.234,
    "l": 67.255
  },
  "oklch": {
    "l": 0.85707,
    "c": 0.18756,
    "h": 149.1
  },
  "luminance": 0.67542
}

Semantic roles & 50–950 ramp

primary

#66F189

secondary

#C734A2

accent

#06A9E0

background

#FCFFFD

surface

#F6FFF7

border

#D0D7D0

text

#0F1710

muted

#808581

Preview Lab

Preview with #66F189

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

Preview Lab → · Contrast checker → · Palette generator →