#42B438#42B438

#42B438 is a light, vivid green. Relative luminance 0.341; OKLCH L 68.0% C 0.192 H 142.0°. Best body text is #000000 at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#42B438
RGB	rgb(66, 180, 56)
HSL	hsl(115, 53%, 46%)
HSV	hsv(115, 69%, 71%)
CMYK	cmyk(63.3%, 0%, 68.9%, 29.4%)
CIE-LAB	lab(65.03, -55.48, 51.62)
CIE-LCH	lch(65.03, 75.78, 137.07°)
OKLab	oklab(68.02% -0.1512 0.1183)
OKLCH	oklch(68.02% 0.192 142)
XYZ	xyz(19.2808, 34.0844, 9.3035)
Luminance	0.3409 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B438 #AA38B4

analogous

#80B438 #42B438 #38B46C

triadic

#42B438 #3842B4 #B43842

tetradic

#42B438 #3880B4 #AA38B4 #B46C38

square

#42B438 #3880B4 #AA38B4 #B46C38

split-complementary

#42B438 #6C38B4 #B43880

monochromatic

#20571B #318529 #42B438 #66CD5D #92DB8B

Accessibility & contrast

On white

2.69

#42B438 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.82

#42B438 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B438

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B438	#FFFFFF	#000000	##000000
##42B438	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)

#B8A426

Deuteranopia (green-blind)

#AA9A44

Tritanopia (blue-blind)

#2DAF9B

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #42b438;
/* rgb */ color: rgb(66, 180, 56);
/* oklch */ color: oklch(68.0% 0.192 142.0);

Tailwind

colors: {
  custom: {
    50: '#84cb75',
    500: '#42b438',
    950: '#000000',
  },
}

SCSS

$custom: #42b438;
$custom-light: #84cb75;
$custom-dark: #000000;

JSON

{
  "hex": "#42b438",
  "rgb": {
    "r": 66,
    "g": 180,
    "b": 56
  },
  "hsl": {
    "h": 115.161,
    "s": 52.542,
    "l": 46.275
  },
  "oklch": {
    "l": 0.68016,
    "c": 0.19196,
    "h": 142
  },
  "luminance": 0.34086
}

Semantic roles & 50–950 ramp

primary

#42B438

secondary

#C082C5

accent

#4CDCD0

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #42B438

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

Preview Lab → · Contrast checker → · Palette generator →