#42BB31#42BB31

#42BB31 is a light, highly saturated green. Relative luminance 0.369; OKLCH L 69.8% C 0.204 H 141.4°. Best body text is #000000 at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#42BB31
RGB	rgb(66, 187, 49)
HSL	hsl(113, 58%, 46%)
HSV	hsv(113, 74%, 73%)
CMYK	cmyk(64.7%, 0%, 73.8%, 26.7%)
CIE-LAB	lab(67.22, -58.49, 56.53)
CIE-LCH	lch(67.22, 81.34, 135.98°)
OKLab	oklab(69.81% -0.1597 0.1276)
OKLCH	oklch(69.81% 0.204 141.4)
XYZ	xyz(20.5704, 36.9186, 8.9471)
Luminance	0.3692 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BB31 #AA31BB

analogous

#87BB31 #42BB31 #31BB65

triadic

#42BB31 #3142BB #BB3142

tetradic

#42BB31 #3187BB #AA31BB #BB6531

square

#42BB31 #3187BB #AA31BB #BB6531

split-complementary

#42BB31 #6531BB #BB3187

monochromatic

#205A18 #318B24 #42BB31 #66D356 #92E087

Accessibility & contrast

On white

2.50

#42BB31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.38

#42BB31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BB31

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BB31	#FFFFFF	#000000	##000000
##42BB31	1.00	2.50	8.38	8.38
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.38	21.00	1.00	1.00
##000000	8.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0AA16

Deuteranopia (green-blind)

#B1A03F

Tritanopia (blue-blind)

#2CB5A0

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #42bb31;
/* rgb */ color: rgb(66, 187, 49);
/* oklch */ color: oklch(69.8% 0.204 141.4);

Tailwind

colors: {
  custom: {
    50: '#86d072',
    500: '#42bb31',
    950: '#000000',
  },
}

SCSS

$custom: #42bb31;
$custom-light: #86d072;
$custom-dark: #000000;

JSON

{
  "hex": "#42bb31",
  "rgb": {
    "r": 66,
    "g": 187,
    "b": 49
  },
  "hsl": {
    "h": 112.609,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.6981,
    "c": 0.20446,
    "h": 141.4
  },
  "luminance": 0.36921
}

Semantic roles & 50–950 ramp

primary

#42BB31

secondary

#C07FC9

accent

#46E2CF

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1408

muted

#7D827B

Preview Lab

Preview with #42BB31

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

Preview Lab → · Contrast checker → · Palette generator →