#42A728#42A728

#42A728 is a light, vivid green. Relative luminance 0.289; OKLCH L 64.4% C 0.186 H 140.1°. Best body text is #000000 at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#42A728
RGB	rgb(66, 167, 40)
HSL	hsl(108, 61%, 41%)
HSV	hsv(108, 76%, 65%)
CMYK	cmyk(60.5%, 0%, 76%, 34.5%)
CIE-LAB	lab(60.74, -52.13, 53.23)
CIE-LCH	lch(60.74, 74.51, 134.40°)
OKLab	oklab(64.43% -0.143 0.1195)
OKLCH	oklch(64.43% 0.186 140.1)
XYZ	xyz(16.4477, 28.9474, 6.7277)
Luminance	0.2895 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42A728 #8D28A7

analogous

#81A728 #42A728 #28A74E

triadic

#42A728 #2842A7 #A72842

tetradic

#42A728 #2881A7 #8D28A7 #A74E28

square

#42A728 #2881A7 #8D28A7 #A74E28

split-complementary

#42A728 #4E28A7 #A72881

monochromatic

#1B4410 #2E761C #42A728 #5AD03C #84DC6D

Accessibility & contrast

On white

3.09

#42A728 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.79

#42A728 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #42A728

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42A728	#FFFFFF	#000000	##000000
##42A728	1.00	3.09	6.79	6.79
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.79	21.00	1.00	1.00
##000000	6.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AC980C

Deuteranopia (green-blind)

#9F8F36

Tritanopia (blue-blind)

#34A18F

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #42a728;
/* rgb */ color: rgb(66, 167, 40);
/* oklch */ color: oklch(64.4% 0.186 140.1);

Tailwind

colors: {
  custom: {
    50: '#82c26b',
    500: '#42a728',
    950: '#000000',
  },
}

SCSS

$custom: #42a728;
$custom-light: #82c26b;
$custom-dark: #000000;

JSON

{
  "hex": "#42a728",
  "rgb": {
    "r": 66,
    "g": 167,
    "b": 40
  },
  "hsl": {
    "h": 107.717,
    "s": 61.353,
    "l": 40.588
  },
  "oklch": {
    "l": 0.6443,
    "c": 0.18641,
    "h": 140.1
  },
  "luminance": 0.28949
}

Semantic roles & 50–950 ramp

primary

#42A728

secondary

#B068C3

accent

#43E4C3

background

#F8FCF6

surface

#F0F8EC

border

#CBD1C7

text

#0C1207

muted

#7D817A

Preview Lab

Preview with #42A728

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

Preview Lab → · Contrast checker → · Palette generator →