#428F2A#428F2A

#428F2A is a mid, vivid green. Relative luminance 0.210; OKLCH L 58.0% C 0.156 H 139.2°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#428F2A
RGB	rgb(66, 143, 42)
HSL	hsl(106, 55%, 36%)
HSV	hsv(106, 71%, 56%)
CMYK	cmyk(53.8%, 0%, 70.6%, 43.9%)
CIE-LAB	lab(52.92, -42.87, 44.53)
CIE-LCH	lch(52.92, 61.82, 133.91°)
OKLab	oklab(57.98% -0.1179 0.1016)
OKLCH	oklch(57.98% 0.156 139.2)
XYZ	xyz(12.4867, 20.9694, 5.5795)
Luminance	0.2097 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428F2A #772A8F

analogous

#758F2A #428F2A #2A8F45

triadic

#428F2A #2A428F #8F2A42

tetradic

#428F2A #2A758F #772A8F #8F452A

square

#428F2A #2A758F #772A8F #8F452A

split-complementary

#428F2A #452A8F #8F2A75

monochromatic

#16300E #2C601C #428F2A #58BE38 #7DD162

Accessibility & contrast

On white

4.04

#428F2A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#428F2A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428F2A

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428F2A	#FFFFFF	#000000	##000000
##428F2A	1.00	4.04	5.19	5.19
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93821B

Deuteranopia (green-blind)

#897C33

Tritanopia (blue-blind)

#3B8A7B

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #428f2a;
/* rgb */ color: rgb(66, 143, 42);
/* oklch */ color: oklch(58.0% 0.156 139.2);

Tailwind

colors: {
  custom: {
    50: '#7eb069',
    500: '#428f2a',
    950: '#000000',
  },
}

SCSS

$custom: #428f2a;
$custom-light: #7eb069;
$custom-dark: #000000;

JSON

{
  "hex": "#428f2a",
  "rgb": {
    "r": 66,
    "g": 143,
    "b": 42
  },
  "hsl": {
    "h": 105.743,
    "s": 54.595,
    "l": 36.275
  },
  "oklch": {
    "l": 0.57982,
    "c": 0.15568,
    "h": 139.2
  },
  "luminance": 0.2097
}

Semantic roles & 50–950 ramp

primary

#428F2A

secondary

#A25EB7

accent

#4ADEBB

background

#F8FAF6

surface

#EFF5EB

border

#CACFC6

text

#0B1107

muted

#7C807A

Preview Lab

Preview with #428F2A

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

Preview Lab → · Contrast checker → · Palette generator →