#66C142#66C142

#66C142 is a light, vivid green. Relative luminance 0.414; OKLCH L 72.8% C 0.185 H 138.1°. Best body text is #000000 at 9.27:1 contrast (WCAG AA passes).

Color values

HEX	#66C142
RGB	rgb(102, 193, 66)
HSL	hsl(103, 51%, 51%)
HSV	hsv(103, 66%, 76%)
CMYK	cmyk(47.2%, 0%, 65.8%, 24.3%)
CIE-LAB	lab(70.42, -49.91, 53.68)
CIE-LCH	lch(70.42, 73.29, 132.91°)
OKLab	oklab(72.83% -0.1377 0.1235)
OKLCH	oklch(72.83% 0.185 138.1)
XYZ	xyz(25.5320, 41.3563, 11.7904)
Luminance	0.4136 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66C142 #9D42C1

analogous

#A5C142 #66C142 #42C15D

triadic

#66C142 #4266C1 #C14266

tetradic

#66C142 #42A5C1 #9D42C1 #C15D42

square

#66C142 #42A5C1 #9D42C1 #C15D42

split-complementary

#66C142 #5D42C1 #C142A5

monochromatic

#356722 #4D9531 #66C142 #8BD070 #B1DF9E

Accessibility & contrast

On white

2.26

#66C142 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.27

#66C142 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66C142

9.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66C142	#FFFFFF	#000000	##000000
##66C142	1.00	2.26	9.27	9.27
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.27	21.00	1.00	1.00
##000000	9.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B131

Deuteranopia (green-blind)

#BBA94D

Tritanopia (blue-blind)

#60BBA7

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #66c142;
/* rgb */ color: rgb(102, 193, 66);
/* oklch */ color: oklch(72.8% 0.185 138.1);

Tailwind

colors: {
  custom: {
    50: '#99d47c',
    500: '#66c142',
    950: '#000000',
  },
}

SCSS

$custom: #66c142;
$custom-light: #99d47c;
$custom-dark: #000000;

JSON

{
  "hex": "#66c142",
  "rgb": {
    "r": 102,
    "g": 193,
    "b": 66
  },
  "hsl": {
    "h": 102.992,
    "s": 50.598,
    "l": 50.784
  },
  "oklch": {
    "l": 0.72832,
    "c": 0.18493,
    "h": 138.1
  },
  "luminance": 0.41358
}

Semantic roles & 50–950 ramp

primary

#66C142

secondary

#BC93CC

accent

#4EDAB2

background

#F9FDF7

surface

#F2FAEE

border

#CCD3C9

text

#0E140A

muted

#7E837C

Preview Lab

Preview with #66C142

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

Preview Lab → · Contrast checker → · Palette generator →