#42BB3E#42BB3E

#42BB3E is a light, vivid green. Relative luminance 0.370; OKLCH L 69.9% C 0.196 H 142.7°. Best body text is #000000 at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#42BB3E
RGB	rgb(66, 187, 62)
HSL	hsl(118, 50%, 49%)
HSV	hsv(118, 67%, 73%)
CMYK	cmyk(64.7%, 0%, 66.8%, 26.7%)
CIE-LAB	lab(67.31, -57.38, 51.62)
CIE-LCH	lch(67.31, 77.18, 138.03°)
OKLab	oklab(69.92% -0.156 0.119)
OKLCH	oklch(69.92% 0.196 142.7)
XYZ	xyz(20.8854, 37.0446, 10.6062)
Luminance	0.3705 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BB3E #B73EBB

analogous

#81BB3E #42BB3E #3EBB79

triadic

#42BB3E #3E42BB #BB3E42

tetradic

#42BB3E #3E81BB #B73EBB #BB793E

square

#42BB3E #3E81BB #B73EBB #BB793E

split-complementary

#42BB3E #793EBB #BB3E81

monochromatic

#225F20 #328D2F #42BB3E #6CCD69 #99DC97

Accessibility & contrast

On white

2.50

#42BB3E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.41

#42BB3E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BB3E

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BB3E	#FFFFFF	#000000	##000000
##42BB3E	1.00	2.50	8.41	8.41
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.41	21.00	1.00	1.00
##000000	8.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFAA2D

Deuteranopia (green-blind)

#B0A049

Tritanopia (blue-blind)

#28B6A1

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #42bb3e;
/* rgb */ color: rgb(66, 187, 62);
/* oklch */ color: oklch(69.9% 0.196 142.7);

Tailwind

colors: {
  custom: {
    50: '#85d079',
    500: '#42bb3e',
    950: '#000000',
  },
}

SCSS

$custom: #42bb3e;
$custom-light: #85d079;
$custom-dark: #000000;

JSON

{
  "hex": "#42bb3e",
  "rgb": {
    "r": 66,
    "g": 187,
    "b": 62
  },
  "hsl": {
    "h": 118.08,
    "s": 50.201,
    "l": 48.824
  },
  "oklch": {
    "l": 0.69918,
    "c": 0.1962,
    "h": 142.7
  },
  "luminance": 0.37047
}

Semantic roles & 50–950 ramp

primary

#42BB3E

secondary

#C68DC8

accent

#4EDAD5

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C1409

muted

#7D827B

Preview Lab

Preview with #42BB3E

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

Preview Lab → · Contrast checker → · Palette generator →