#42C040#42C040

#42C040 is a light, highly saturated green. Relative luminance 0.392; OKLCH L 71.3% C 0.201 H 142.9°. Best body text is #000000 at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#42C040
RGB	rgb(66, 192, 64)
HSL	hsl(119, 50%, 50%)
HSV	hsv(119, 67%, 75%)
CMYK	cmyk(65.6%, 0%, 66.7%, 24.7%)
CIE-LAB	lab(68.91, -58.92, 52.53)
CIE-LCH	lch(68.91, 78.93, 138.28°)
OKLab	oklab(71.25% -0.1601 0.1211)
OKLCH	oklch(71.25% 0.201 142.9)
XYZ	xyz(22.0205, 39.2254, 11.2603)
Luminance	0.3923 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C040 #BE40C0

analogous

#82C040 #42C040 #40C07E

triadic

#42C040 #4042C0 #C04042

tetradic

#42C040 #4082C0 #BE40C0 #C07E40

square

#42C040 #4082C0 #BE40C0 #C07E40

split-complementary

#42C040 #7E40C0 #C04082

monochromatic

#226421 #329230 #42C040 #70CF6E #9DDE9C

Accessibility & contrast

On white

2.37

#42C040 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.85

#42C040 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C040

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C040	#FFFFFF	#000000	##000000
##42C040	1.00	2.37	8.85	8.85
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.85	21.00	1.00	1.00
##000000	8.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4AE2F

Deuteranopia (green-blind)

#B5A44C

Tritanopia (blue-blind)

#25BAA6

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #42c040;
/* rgb */ color: rgb(66, 192, 64);
/* oklch */ color: oklch(71.3% 0.201 142.9);

Tailwind

colors: {
  custom: {
    50: '#86d47b',
    500: '#42c040',
    950: '#000000',
  },
}

SCSS

$custom: #42c040;
$custom-light: #86d47b;
$custom-dark: #000000;

JSON

{
  "hex": "#42c040",
  "rgb": {
    "r": 66,
    "g": 192,
    "b": 64
  },
  "hsl": {
    "h": 119.063,
    "s": 50.394,
    "l": 50.196
  },
  "oklch": {
    "l": 0.71251,
    "c": 0.20075,
    "h": 142.9
  },
  "luminance": 0.39228
}

Semantic roles & 50–950 ramp

primary

#42C040

secondary

#CA91CB

accent

#4EDAD8

background

#F8FDF7

surface

#F0FAEE

border

#CBD3C9

text

#0C140A

muted

#7D837C

Preview Lab

Preview with #42C040

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

Preview Lab → · Contrast checker → · Palette generator →