#428B36#428B36

#428B36 is a mid, vivid green. Relative luminance 0.199; OKLCH L 57.0% C 0.141 H 140.9°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#428B36
RGB	rgb(66, 139, 54)
HSL	hsl(112, 44%, 38%)
HSV	hsv(112, 61%, 55%)
CMYK	cmyk(52.5%, 0%, 61.2%, 45.5%)
CIE-LAB	lab(51.71, -40.02, 37.83)
CIE-LCH	lch(51.71, 55.07, 136.61°)
OKLab	oklab(57.03% -0.1094 0.0888)
OKLCH	oklch(57.03% 0.141 140.9)
XYZ	xyz(12.1447, 19.8889, 6.6883)
Luminance	0.1989 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428B36 #7F368B

analogous

#6D8B36 #428B36 #368B54

triadic

#428B36 #36428B #8B3642

tetradic

#428B36 #366D8B #7F368B #8B5436

square

#428B36 #366D8B #7F368B #8B5436

split-complementary

#428B36 #54368B #8B366D

monochromatic

#183314 #2D5F25 #428B36 #57B747 #7FC973

Accessibility & contrast

On white

4.22

#428B36 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#428B36 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428B36

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428B36	#FFFFFF	#000000	##000000
##428B36	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7F2D

Deuteranopia (green-blind)

#85793D

Tritanopia (blue-blind)

#3A8779

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #428b36;
/* rgb */ color: rgb(66, 139, 54);
/* oklch */ color: oklch(57.0% 0.141 140.9);

Tailwind

colors: {
  custom: {
    50: '#7dad70',
    500: '#428b36',
    950: '#000000',
  },
}

SCSS

$custom: #428b36;
$custom-light: #7dad70;
$custom-dark: #000000;

JSON

{
  "hex": "#428b36",
  "rgb": {
    "r": 66,
    "g": 139,
    "b": 54
  },
  "hsl": {
    "h": 111.529,
    "s": 44.041,
    "l": 37.843
  },
  "oklch": {
    "l": 0.57027,
    "c": 0.14093,
    "h": 140.9
  },
  "luminance": 0.1989
}

Semantic roles & 50–950 ramp

primary

#428B36

secondary

#A76CB1

accent

#54D4C2

background

#F7FAF6

surface

#EEF4EC

border

#C9CEC7

text

#0A1008

muted

#7C7F7B

Preview Lab

Preview with #428B36

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

Preview Lab → · Contrast checker → · Palette generator →