#42A021#42A021

#42A021 is a light, vivid green. Relative luminance 0.264; OKLCH L 62.5% C 0.182 H 139.3°. Best body text is #000000 at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#42A021
RGB	rgb(66, 160, 33)
HSL	hsl(104, 66%, 38%)
HSV	hsv(104, 79%, 63%)
CMYK	cmyk(58.8%, 0%, 79.4%, 37.3%)
CIE-LAB	lab(58.42, -50.04, 53.32)
CIE-LCH	lch(58.42, 73.12, 133.18°)
OKLab	oklab(62.51% -0.1378 0.1187)
OKLCH	oklch(62.51% 0.182 139.3)
XYZ	xyz(15.0915, 26.4083, 5.7406)
Luminance	0.2641 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42A021 #7F21A0

analogous

#82A021 #42A021 #21A03F

triadic

#42A021 #2142A0 #A02142

tetradic

#42A021 #2182A0 #7F21A0 #A03F21

square

#42A021 #2182A0 #7F21A0 #A03F21

split-complementary

#42A021 #3F21A0 #A02182

monochromatic

#183B0C #2D6D17 #42A021 #57D32B #7FDE5E

Accessibility & contrast

On white

3.34

#42A021 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.28

#42A021 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #42A021

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42A021	#FFFFFF	#000000	##000000
##42A021	1.00	3.34	6.28	6.28
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.28	21.00	1.00	1.00
##000000	6.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#998A30

Tritanopia (blue-blind)

#379A88

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #42a021;
/* rgb */ color: rgb(66, 160, 33);
/* oklch */ color: oklch(62.5% 0.182 139.3);

Tailwind

colors: {
  custom: {
    50: '#82bd67',
    500: '#42a021',
    950: '#000000',
  },
}

SCSS

$custom: #42a021;
$custom-light: #82bd67;
$custom-dark: #000000;

JSON

{
  "hex": "#42a021",
  "rgb": {
    "r": 66,
    "g": 160,
    "b": 33
  },
  "hsl": {
    "h": 104.409,
    "s": 65.803,
    "l": 37.843
  },
  "oklch": {
    "l": 0.62506,
    "c": 0.18189,
    "h": 139.3
  },
  "luminance": 0.2641
}

Semantic roles & 50–950 ramp

primary

#42A021

secondary

#A75BC2

accent

#3FE9BD

background

#F8FBF6

surface

#F0F7EB

border

#CBD0C6

text

#0B1206

muted

#7C817A

Preview Lab

Preview with #42A021

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

Preview Lab → · Contrast checker → · Palette generator →