#42BA37#42BA37

#42BA37 is a light, vivid green. Relative luminance 0.366; OKLCH L 69.6% C 0.200 H 141.9°. Best body text is #000000 at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#42BA37
RGB	rgb(66, 186, 55)
HSL	hsl(115, 54%, 47%)
HSV	hsv(115, 70%, 73%)
CMYK	cmyk(64.5%, 0%, 70.4%, 27.1%)
CIE-LAB	lab(66.94, -57.67, 54.02)
CIE-LCH	lch(66.94, 79.01, 136.87°)
OKLab	oklab(69.59% -0.1572 0.1232)
OKLCH	oklch(69.59% 0.2 141.9)
XYZ	xyz(20.4942, 36.5499, 9.5885)
Luminance	0.3655 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BA37 #AF37BA

analogous

#83BA37 #42BA37 #37BA6E

triadic

#42BA37 #3742BA #BA3742

tetradic

#42BA37 #3783BA #AF37BA #BA6E37

square

#42BA37 #3783BA #AF37BA #BA6E37

split-complementary

#42BA37 #6E37BA #BA3783

monochromatic

#205C1B #318B29 #42BA37 #68D05F #95DE8E

Accessibility & contrast

On white

2.53

#42BA37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.31

#42BA37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BA37

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BA37	#FFFFFF	#000000	##000000
##42BA37	1.00	2.53	8.31	8.31
#FFFFFF	2.53	1.00	21.00	21.00
#000000	8.31	21.00	1.00	1.00
##000000	8.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA922

Deuteranopia (green-blind)

#B09F44

Tritanopia (blue-blind)

#2BB4A0

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #42ba37;
/* rgb */ color: rgb(66, 186, 55);
/* oklch */ color: oklch(69.6% 0.200 141.9);

Tailwind

colors: {
  custom: {
    50: '#85d075',
    500: '#42ba37',
    950: '#000000',
  },
}

SCSS

$custom: #42ba37;
$custom-light: #85d075;
$custom-dark: #000000;

JSON

{
  "hex": "#42ba37",
  "rgb": {
    "r": 66,
    "g": 186,
    "b": 55
  },
  "hsl": {
    "h": 114.962,
    "s": 54.357,
    "l": 47.255
  },
  "oklch": {
    "l": 0.69593,
    "c": 0.19969,
    "h": 141.9
  },
  "luminance": 0.36552
}

Semantic roles & 50–950 ramp

primary

#42BA37

secondary

#C285C8

accent

#4ADED1

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1409

muted

#7D827B

Preview Lab

Preview with #42BA37

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

Preview Lab → · Contrast checker → · Palette generator →