#428F43#428F43

#428F43 is a mid, vivid green. Relative luminance 0.212; OKLCH L 58.3% C 0.135 H 143.8°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#428F43
RGB	rgb(66, 143, 67)
HSL	hsl(121, 37%, 41%)
HSV	hsv(121, 54%, 56%)
CMYK	cmyk(53.8%, 0%, 53.1%, 43.9%)
CIE-LAB	lab(53.18, -40.02, 33.08)
CIE-LCH	lch(53.18, 51.92, 140.42°)
OKLab	oklab(58.28% -0.1088 0.0795)
OKLCH	oklch(58.28% 0.135 143.8)
XYZ	xyz(13.0816, 21.2074, 8.7132)
Luminance	0.2121 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428F43 #8F428E

analogous

#678F42 #428F43 #428F69

triadic

#428F43 #43428F #8F4342

tetradic

#428F43 #42678F #8F428E #8F6942

square

#428F43 #42678F #8F428E #8F6942

split-complementary

#428F43 #69428F #8F4267

monochromatic

#1B3B1C #2F652F #428F43 #5BB35C #85C786

Accessibility & contrast

On white

4.01

#428F43 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#428F43 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428F43

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428F43	#FFFFFF	#000000	##000000
##428F43	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92833C

Deuteranopia (green-blind)

#877C48

Tritanopia (blue-blind)

#368B7E

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #428f43;
/* rgb */ color: rgb(66, 143, 67);
/* oklch */ color: oklch(58.3% 0.135 143.8);

Tailwind

colors: {
  custom: {
    50: '#7db079',
    500: '#428f43',
    950: '#000000',
  },
}

SCSS

$custom: #428f43;
$custom-light: #7db079;
$custom-dark: #000000;

JSON

{
  "hex": "#428f43",
  "rgb": {
    "r": 66,
    "g": 143,
    "b": 67
  },
  "hsl": {
    "h": 120.779,
    "s": 36.842,
    "l": 40.98
  },
  "oklch": {
    "l": 0.5828,
    "c": 0.13471,
    "h": 143.8
  },
  "luminance": 0.21208
}

Semantic roles & 50–950 ramp

primary

#428F43

secondary

#B17BB1

accent

#5BCBCD

background

#F7FAF7

surface

#EEF5ED

border

#C9CFC8

text

#0A1009

muted

#7C7F7B

Preview Lab

Preview with #428F43

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

Preview Lab → · Contrast checker → · Palette generator →