#42BB3D#42BB3D

#42BB3D is a light, vivid green. Relative luminance 0.370; OKLCH L 69.9% C 0.197 H 142.6°. Best body text is #000000 at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#42BB3D
RGB	rgb(66, 187, 61)
HSL	hsl(118, 51%, 49%)
HSV	hsv(118, 67%, 73%)
CMYK	cmyk(64.7%, 0%, 67.4%, 26.7%)
CIE-LAB	lab(67.30, -57.47, 52.02)
CIE-LCH	lch(67.30, 77.52, 137.85°)
OKLab	oklab(69.91% -0.1563 0.1197)
OKLCH	oklch(69.91% 0.197 142.6)
XYZ	xyz(20.8582, 37.0337, 10.4630)
Luminance	0.3704 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BB3D #B63DBB

analogous

#81BB3D #42BB3D #3DBB77

triadic

#42BB3D #3D42BB #BB3D42

tetradic

#42BB3D #3D81BB #B63DBB #BB773D

square

#42BB3D #3D81BB #B63DBB #BB773D

split-complementary

#42BB3D #773DBB #BB3D81

monochromatic

#215F1F #328D2E #42BB3D #6CCE68 #99DD96

Accessibility & contrast

On white

2.50

#42BB3D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.41

#42BB3D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BB3D

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BB3D	#FFFFFF	#000000	##000000
##42BB3D	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)

#BFAA2C

Deuteranopia (green-blind)

#B1A049

Tritanopia (blue-blind)

#29B6A1

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #42bb3d;
/* rgb */ color: rgb(66, 187, 61);
/* oklch */ color: oklch(69.9% 0.197 142.6);

Tailwind

colors: {
  custom: {
    50: '#85d079',
    500: '#42bb3d',
    950: '#000000',
  },
}

SCSS

$custom: #42bb3d;
$custom-light: #85d079;
$custom-dark: #000000;

JSON

{
  "hex": "#42bb3d",
  "rgb": {
    "r": 66,
    "g": 187,
    "b": 61
  },
  "hsl": {
    "h": 117.619,
    "s": 50.806,
    "l": 48.627
  },
  "oklch": {
    "l": 0.69909,
    "c": 0.19689,
    "h": 142.6
  },
  "luminance": 0.37036
}

Semantic roles & 50–950 ramp

primary

#42BB3D

secondary

#C68CC8

accent

#4EDAD5

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C1409

muted

#7D827B

Preview Lab

Preview with #42BB3D

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

Preview Lab → · Contrast checker → · Palette generator →