#428D41#428D41

#428D41 is a mid, vivid green. Relative luminance 0.206; OKLCH L 57.7% C 0.134 H 143.4°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#428D41
RGB	rgb(66, 141, 65)
HSL	hsl(119, 37%, 40%)
HSV	hsv(119, 54%, 55%)
CMYK	cmyk(53.2%, 0%, 53.9%, 44.7%)
CIE-LAB	lab(52.50, -39.46, 33.28)
CIE-LCH	lch(52.50, 51.62, 139.85°)
OKLab	oklab(57.71% -0.1073 0.0798)
OKLCH	oklch(57.71% 0.134 143.4)
XYZ	xyz(12.7251, 20.5886, 8.3034)
Luminance	0.2059 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428D41 #8C418D

analogous

#688D41 #428D41 #418D66

triadic

#428D41 #41428D #8D4142

tetradic

#428D41 #41688D #8C418D #8D6641

square

#428D41 #41688D #8C418D #8D6641

split-complementary

#428D41 #66418D #8D4168

monochromatic

#1B391A #2E632E #428D41 #5AB259 #84C683

Accessibility & contrast

On white

4.10

#428D41 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#428D41 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428D41

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428D41	#FFFFFF	#000000	##000000
##428D41	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90813A

Deuteranopia (green-blind)

#867B46

Tritanopia (blue-blind)

#37897C

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #428d41;
/* rgb */ color: rgb(66, 141, 65);
/* oklch */ color: oklch(57.7% 0.134 143.4);

Tailwind

colors: {
  custom: {
    50: '#7daf77',
    500: '#428d41',
    950: '#000000',
  },
}

SCSS

$custom: #428d41;
$custom-light: #7daf77;
$custom-dark: #000000;

JSON

{
  "hex": "#428d41",
  "rgb": {
    "r": 66,
    "g": 141,
    "b": 65
  },
  "hsl": {
    "h": 119.211,
    "s": 36.893,
    "l": 40.392
  },
  "oklch": {
    "l": 0.57713,
    "c": 0.13374,
    "h": 143.4
  },
  "luminance": 0.2059
}

Semantic roles & 50–950 ramp

primary

#428D41

secondary

#B079B0

accent

#5BCDCB

background

#F7FAF7

surface

#EEF4ED

border

#C9CEC8

text

#0A1009

muted

#7C7F7B

Preview Lab

Preview with #428D41

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

Preview Lab → · Contrast checker → · Palette generator →