#42C321#42C321

#42C321 is a light, highly saturated green. Relative luminance 0.403; OKLCH L 71.8% C 0.221 H 140.5°. Best body text is #000000 at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#42C321
RGB	rgb(66, 195, 33)
HSL	hsl(108, 71%, 45%)
HSV	hsv(108, 83%, 76%)
CMYK	cmyk(66.2%, 0%, 83.1%, 23.5%)
CIE-LAB	lab(69.68, -62.15, 63.76)
CIE-LCH	lch(69.68, 89.04, 134.27°)
OKLab	oklab(71.83% -0.1703 0.1406)
OKLCH	oklch(71.83% 0.221 140.5)
XYZ	xyz(22.0353, 40.2960, 8.0552)
Luminance	0.4030 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C321 #A221C3

analogous

#93C321 #42C321 #21C351

triadic

#42C321 #2142C3 #C32142

tetradic

#42C321 #2193C3 #A221C3 #C35121

square

#42C321 #2193C3 #A221C3 #C35121

split-complementary

#42C321 #5121C3 #C32193

monochromatic

#1F5A0F #308F18 #42C321 #62DF42 #8EE877

Accessibility & contrast

On white

2.32

#42C321 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.06

#42C321 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C321

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C321	#FFFFFF	#000000	##000000
##42C321	1.00	2.32	9.06	9.06
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.06	21.00	1.00	1.00
##000000	9.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B000

Deuteranopia (green-blind)

#B9A636

Tritanopia (blue-blind)

#2BBDA6

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #42c321;
/* rgb */ color: rgb(66, 195, 33);
/* oklch */ color: oklch(71.8% 0.221 140.5);

Tailwind

colors: {
  custom: {
    50: '#88d66c',
    500: '#42c321',
    950: '#000000',
  },
}

SCSS

$custom: #42c321;
$custom-light: #88d66c;
$custom-dark: #000000;

JSON

{
  "hex": "#42c321",
  "rgb": {
    "r": 66,
    "g": 195,
    "b": 33
  },
  "hsl": {
    "h": 107.778,
    "s": 71.053,
    "l": 44.706
  },
  "oklch": {
    "l": 0.71825,
    "c": 0.22087,
    "h": 140.5
  },
  "luminance": 0.40298
}

Semantic roles & 50–950 ramp

primary

#42C321

secondary

#BC71CF

accent

#3AEEC9

background

#F9FDF6

surface

#F1FAEC

border

#CBD3C7

text

#0D1408

muted

#7E837A

Preview Lab

Preview with #42C321

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

Preview Lab → · Contrast checker → · Palette generator →