#428D34#428D34

#428D34 is a mid, vivid green. Relative luminance 0.205; OKLCH L 57.5% C 0.145 H 140.6°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#428D34
RGB	rgb(66, 141, 52)
HSL	hsl(111, 46%, 38%)
HSV	hsv(111, 63%, 55%)
CMYK	cmyk(53.2%, 0%, 63.1%, 44.7%)
CIE-LAB	lab(52.35, -41.08, 39.50)
CIE-LCH	lch(52.35, 56.99, 136.12°)
OKLab	oklab(57.54% -0.1124 0.0922)
OKLCH	oklch(57.54% 0.145 140.6)
XYZ	xyz(12.3909, 20.4550, 6.5434)
Luminance	0.2046 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428D34 #7F348D

analogous

#6E8D34 #428D34 #348D52

triadic

#428D34 #34428D #8D3442

tetradic

#428D34 #346E8D #7F348D #8D5234

square

#428D34 #346E8D #7F348D #8D5234

split-complementary

#428D34 #52348D #8D346E

monochromatic

#183413 #2D6024 #428D34 #57BA44 #7FCB71

Accessibility & contrast

On white

4.12

#428D34 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#428D34 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428D34

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428D34	#FFFFFF	#000000	##000000
##428D34	1.00	4.12	5.09	5.09
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91812A

Deuteranopia (green-blind)

#877A3B

Tritanopia (blue-blind)

#3A897A

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #428d34;
/* rgb */ color: rgb(66, 141, 52);
/* oklch */ color: oklch(57.5% 0.145 140.6);

Tailwind

colors: {
  custom: {
    50: '#7daf6f',
    500: '#428d34',
    950: '#000000',
  },
}

SCSS

$custom: #428d34;
$custom-light: #7daf6f;
$custom-dark: #000000;

JSON

{
  "hex": "#428d34",
  "rgb": {
    "r": 66,
    "g": 141,
    "b": 52
  },
  "hsl": {
    "h": 110.562,
    "s": 46.114,
    "l": 37.843
  },
  "oklch": {
    "l": 0.57543,
    "c": 0.14537,
    "h": 140.6
  },
  "luminance": 0.20456
}

Semantic roles & 50–950 ramp

primary

#428D34

secondary

#A76AB3

accent

#52D6C1

background

#F8FAF6

surface

#EFF4EC

border

#CACEC7

text

#0A1007

muted

#7C7F7A

Preview Lab

Preview with #428D34

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

Preview Lab → · Contrast checker → · Palette generator →