#42B437#42B437

#42B437 is a light, vivid green. Relative luminance 0.341; OKLCH L 68.0% C 0.193 H 141.9°. Best body text is #000000 at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#42B437
RGB	rgb(66, 180, 55)
HSL	hsl(115, 53%, 46%)
HSV	hsv(115, 69%, 71%)
CMYK	cmyk(63.3%, 0%, 69.4%, 29.4%)
CIE-LAB	lab(65.02, -55.57, 52.01)
CIE-LCH	lch(65.02, 76.11, 136.90°)
OKLab	oklab(68.01% -0.1515 0.119)
OKLCH	oklch(68.01% 0.193 141.9)
XYZ	xyz(19.2566, 34.0747, 9.1760)
Luminance	0.3408 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B437 #A937B4

analogous

#80B437 #42B437 #37B46A

triadic

#42B437 #3742B4 #B43742

tetradic

#42B437 #3780B4 #A937B4 #B46A37

square

#42B437 #3780B4 #A937B4 #B46A37

split-complementary

#42B437 #6A37B4 #B43780

monochromatic

#20561A #318529 #42B437 #65CD5B #91DB8A

Accessibility & contrast

On white

2.69

#42B437 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.82

#42B437 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B437

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B437	#FFFFFF	#000000	##000000
##42B437	1.00	2.69	7.82	7.82
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.82	21.00	1.00	1.00
##000000	7.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A424

Deuteranopia (green-blind)

#AA9A43

Tritanopia (blue-blind)

#2DAF9B

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #42b437;
/* rgb */ color: rgb(66, 180, 55);
/* oklch */ color: oklch(68.0% 0.193 141.9);

Tailwind

colors: {
  custom: {
    50: '#84cb74',
    500: '#42b437',
    950: '#000000',
  },
}

SCSS

$custom: #42b437;
$custom-light: #84cb74;
$custom-dark: #000000;

JSON

{
  "hex": "#42b437",
  "rgb": {
    "r": 66,
    "g": 180,
    "b": 55
  },
  "hsl": {
    "h": 114.72,
    "s": 53.191,
    "l": 46.078
  },
  "oklch": {
    "l": 0.68007,
    "c": 0.19262,
    "h": 141.9
  },
  "luminance": 0.34077
}

Semantic roles & 50–950 ramp

primary

#42B437

secondary

#C081C6

accent

#4BDDD0

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #42B437

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

Preview Lab → · Contrast checker → · Palette generator →