#42A538#42A538

#42A538 is a light, vivid green. Relative luminance 0.284; OKLCH L 64.0% C 0.174 H 141.8°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#42A538
RGB	rgb(66, 165, 56)
HSL	hsl(114, 49%, 43%)
HSV	hsv(114, 66%, 65%)
CMYK	cmyk(60%, 0%, 66.1%, 35.3%)
CIE-LAB	lab(60.21, -50.03, 46.42)
CIE-LCH	lch(60.21, 68.25, 137.14°)
OKLab	oklab(64.03% -0.1364 0.1073)
OKLCH	oklch(64.03% 0.174 141.8)
XYZ	xyz(16.4149, 28.3525, 8.3482)
Luminance	0.2835 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42A538 #9B38A5

analogous

#78A538 #42A538 #38A564

triadic

#42A538 #3842A5 #A53842

tetradic

#42A538 #3878A5 #9B38A5 #A56438

square

#42A538 #3878A5 #9B38A5 #A56438

split-complementary

#42A538 #6438A5 #A53878

monochromatic

#1D4A19 #307728 #42A538 #5FC555 #8AD583

Accessibility & contrast

On white

3.15

#42A538 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#42A538 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #42A538

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42A538	#FFFFFF	#000000	##000000
##42A538	1.00	3.15	6.67	6.67
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.67	21.00	1.00	1.00
##000000	6.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9962A

Deuteranopia (green-blind)

#9D8E42

Tritanopia (blue-blind)

#32A08E

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #42a538;
/* rgb */ color: rgb(66, 165, 56);
/* oklch */ color: oklch(64.0% 0.174 141.8);

Tailwind

colors: {
  custom: {
    50: '#81c174',
    500: '#42a538',
    950: '#000000',
  },
}

SCSS

$custom: #42a538;
$custom-light: #81c174;
$custom-dark: #000000;

JSON

{
  "hex": "#42a538",
  "rgb": {
    "r": 66,
    "g": 165,
    "b": 56
  },
  "hsl": {
    "h": 114.495,
    "s": 49.321,
    "l": 43.333
  },
  "oklch": {
    "l": 0.6403,
    "c": 0.1736,
    "h": 141.8
  },
  "luminance": 0.28354
}

Semantic roles & 50–950 ramp

primary

#42A538

secondary

#B87ABE

accent

#4FD9CC

background

#F8FBF7

surface

#F0F7ED

border

#CBD0C8

text

#0B1208

muted

#7C817B

Preview Lab

Preview with #42A538

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

Preview Lab → · Contrast checker → · Palette generator →