#428E43#428E43

#428E43 is a mid, vivid green. Relative luminance 0.209; OKLCH L 58.0% C 0.133 H 143.9°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#428E43
RGB	rgb(66, 142, 67)
HSL	hsl(121, 37%, 41%)
HSV	hsv(121, 54%, 56%)
CMYK	cmyk(53.5%, 0%, 52.8%, 44.3%)
CIE-LAB	lab(52.85, -39.60, 32.68)
CIE-LCH	lch(52.85, 51.34, 140.46°)
OKLab	oklab(58.01% -0.1076 0.0786)
OKLCH	oklch(58.01% 0.133 143.9)
XYZ	xyz(12.9322, 20.9085, 8.6634)
Luminance	0.2091 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428E43 #8E428D

analogous

#678E42 #428E43 #428E69

triadic

#428E43 #43428E #8E4342

tetradic

#428E43 #42678E #8E428D #8E6942

square

#428E43 #42678E #8E428D #8E6942

split-complementary

#428E43 #69428E #8E4267

monochromatic

#1B3A1C #2F642F #428E43 #5BB35C #84C685

Accessibility & contrast

On white

4.05

#428E43 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#428E43 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428E43

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428E43	#FFFFFF	#000000	##000000
##428E43	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91823C

Deuteranopia (green-blind)

#867C48

Tritanopia (blue-blind)

#378A7D

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #428e43;
/* rgb */ color: rgb(66, 142, 67);
/* oklch */ color: oklch(58.0% 0.133 143.9);

Tailwind

colors: {
  custom: {
    50: '#7db079',
    500: '#428e43',
    950: '#000000',
  },
}

SCSS

$custom: #428e43;
$custom-light: #7db079;
$custom-dark: #000000;

JSON

{
  "hex": "#428e43",
  "rgb": {
    "r": 66,
    "g": 142,
    "b": 67
  },
  "hsl": {
    "h": 120.789,
    "s": 36.538,
    "l": 40.784
  },
  "oklch": {
    "l": 0.58011,
    "c": 0.13327,
    "h": 143.9
  },
  "luminance": 0.2091
}

Semantic roles & 50–950 ramp

primary

#428E43

secondary

#B17BB0

accent

#5BCBCD

background

#F7FAF7

surface

#EEF5ED

border

#C9CFC8

text

#0A1009

muted

#7C7F7B

Preview Lab

Preview with #428E43

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

Preview Lab → · Contrast checker → · Palette generator →