#42B221#42B221

#42B221 is a light, highly saturated green. Relative luminance 0.331; OKLCH L 67.3% C 0.202 H 140.0°. Best body text is #000000 at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#42B221
RGB	rgb(66, 178, 33)
HSL	hsl(106, 69%, 41%)
HSV	hsv(106, 81%, 70%)
CMYK	cmyk(62.9%, 0%, 81.5%, 30.2%)
CIE-LAB	lab(64.25, -56.44, 58.79)
CIE-LCH	lch(64.25, 81.49, 133.83°)
OKLab	oklab(67.32% -0.155 0.1301)
OKLCH	oklch(67.32% 0.202 140)
XYZ	xyz(18.4408, 33.1071, 6.8570)
Luminance	0.3311 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B221 #9121B2

analogous

#8BB221 #42B221 #21B249

triadic

#42B221 #2142B2 #B22142

tetradic

#42B221 #218BB2 #9121B2 #B24921

square

#42B221 #218BB2 #9121B2 #B24921

split-complementary

#42B221 #4921B2 #B2218B

monochromatic

#1C4B0E #2F7E17 #42B221 #5CDA36 #86E36A

Accessibility & contrast

On white

2.76

#42B221 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.62

#42B221 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B221

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B221	#FFFFFF	#000000	##000000
##42B221	1.00	2.76	7.62	7.62
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.62	21.00	1.00	1.00
##000000	7.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A100

Deuteranopia (green-blind)

#AA9833

Tritanopia (blue-blind)

#32AC98

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #42b221;
/* rgb */ color: rgb(66, 178, 33);
/* oklch */ color: oklch(67.3% 0.202 140.0);

Tailwind

colors: {
  custom: {
    50: '#85ca6a',
    500: '#42b221',
    950: '#000000',
  },
}

SCSS

$custom: #42b221;
$custom-light: #85ca6a;
$custom-dark: #000000;

JSON

{
  "hex": "#42b221",
  "rgb": {
    "r": 66,
    "g": 178,
    "b": 33
  },
  "hsl": {
    "h": 106.345,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.67324,
    "c": 0.2024,
    "h": 140
  },
  "luminance": 0.33109
}

Semantic roles & 50–950 ramp

primary

#42B221

secondary

#B366C9

accent

#3CECC4

background

#F8FCF6

surface

#F0F8EC

border

#CBD1C7

text

#0C1307

muted

#7D827A

Preview Lab

Preview with #42B221

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

Preview Lab → · Contrast checker → · Palette generator →