#42AD28#42AD28

#42AD28 is a light, vivid green. Relative luminance 0.312; OKLCH L 66.0% C 0.193 H 140.3°. Best body text is #000000 at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#42AD28
RGB	rgb(66, 173, 40)
HSL	hsl(108, 62%, 42%)
HSV	hsv(108, 77%, 68%)
CMYK	cmyk(61.8%, 0%, 76.9%, 32.2%)
CIE-LAB	lab(62.67, -54.27, 55.13)
CIE-LCH	lch(62.67, 77.36, 134.55°)
OKLab	oklab(66.03% -0.1488 0.1235)
OKLCH	oklch(66.03% 0.193 140.3)
XYZ	xyz(17.5725, 31.1969, 7.1026)
Luminance	0.3120 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42AD28 #9328AD

analogous

#85AD28 #42AD28 #28AD51

triadic

#42AD28 #2842AD #AD2842

tetradic

#42AD28 #2885AD #9328AD #AD5128

square

#42AD28 #2885AD #9328AD #AD5128

split-complementary

#42AD28 #5128AD #AD2885

monochromatic

#1C4A11 #2F7B1D #42AD28 #5CD33F #87DE71

Accessibility & contrast

On white

2.90

#42AD28 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.24

#42AD28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42AD28

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42AD28	#FFFFFF	#000000	##000000
##42AD28	1.00	2.90	7.24	7.24
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.24	21.00	1.00	1.00
##000000	7.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B29D07

Deuteranopia (green-blind)

#A59437

Tritanopia (blue-blind)

#33A794

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #42ad28;
/* rgb */ color: rgb(66, 173, 40);
/* oklch */ color: oklch(66.0% 0.193 140.3);

Tailwind

colors: {
  custom: {
    50: '#84c66c',
    500: '#42ad28',
    950: '#000000',
  },
}

SCSS

$custom: #42ad28;
$custom-light: #84c66c;
$custom-dark: #000000;

JSON

{
  "hex": "#42ad28",
  "rgb": {
    "r": 66,
    "g": 173,
    "b": 40
  },
  "hsl": {
    "h": 108.271,
    "s": 62.441,
    "l": 41.765
  },
  "oklch": {
    "l": 0.66033,
    "c": 0.19339,
    "h": 140.3
  },
  "luminance": 0.31199
}

Semantic roles & 50–950 ramp

primary

#42AD28

secondary

#B46CC5

accent

#42E6C6

background

#F8FCF6

surface

#F0F8EC

border

#CBD1C7

text

#0C1307

muted

#7D827A

Preview Lab

Preview with #42AD28

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

Preview Lab → · Contrast checker → · Palette generator →