#428E41#428E41

#428E41 is a mid, vivid green. Relative luminance 0.209; OKLCH L 58.0% C 0.135 H 143.4°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#428E41
RGB	rgb(66, 142, 65)
HSL	hsl(119, 37%, 41%)
HSV	hsv(119, 54%, 56%)
CMYK	cmyk(53.5%, 0%, 54.2%, 44.3%)
CIE-LAB	lab(52.82, -39.88, 33.68)
CIE-LCH	lch(52.82, 52.20, 139.82°)
OKLab	oklab(57.98% -0.1085 0.0807)
OKLCH	oklch(57.98% 0.135 143.4)
XYZ	xyz(12.8732, 20.8849, 8.3528)
Luminance	0.2089 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428E41 #8D418E

analogous

#688E41 #428E41 #418E66

triadic

#428E41 #41428E #8E4142

tetradic

#428E41 #41688E #8D418E #8E6641

square

#428E41 #41688E #8D418E #8E6641

split-complementary

#428E41 #66418E #8E4168

monochromatic

#1B3A1B #2E642E #428E41 #5AB359 #84C683

Accessibility & contrast

On white

4.06

#428E41 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#428E41 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428E41

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428E41	#FFFFFF	#000000	##000000
##428E41	1.00	4.06	5.18	5.18
#FFFFFF	4.06	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)

#91823A

Deuteranopia (green-blind)

#877B47

Tritanopia (blue-blind)

#378A7D

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #428e41;
/* rgb */ color: rgb(66, 142, 65);
/* oklch */ color: oklch(58.0% 0.135 143.4);

Tailwind

colors: {
  custom: {
    50: '#7db077',
    500: '#428e41',
    950: '#000000',
  },
}

SCSS

$custom: #428e41;
$custom-light: #7db077;
$custom-dark: #000000;

JSON

{
  "hex": "#428e41",
  "rgb": {
    "r": 66,
    "g": 142,
    "b": 65
  },
  "hsl": {
    "h": 119.221,
    "s": 37.198,
    "l": 40.588
  },
  "oklch": {
    "l": 0.57982,
    "c": 0.13518,
    "h": 143.4
  },
  "luminance": 0.20886
}

Semantic roles & 50–950 ramp

primary

#428E41

secondary

#B07AB1

accent

#5BCDCC

background

#F7FAF7

surface

#EEF5ED

border

#C9CFC8

text

#0A1009

muted

#7C7F7B

Preview Lab

Preview with #428E41

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

Preview Lab → · Contrast checker → · Palette generator →