#428C39#428C39

#428C39 is a mid, vivid green. Relative luminance 0.202; OKLCH L 57.3% C 0.140 H 141.6°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#428C39
RGB	rgb(66, 140, 57)
HSL	hsl(113, 42%, 39%)
HSV	hsv(113, 59%, 55%)
CMYK	cmyk(52.9%, 0%, 59.3%, 45.1%)
CIE-LAB	lab(52.07, -40.08, 36.79)
CIE-LCH	lch(52.07, 54.41, 137.45°)
OKLab	oklab(57.33% -0.1094 0.0869)
OKLCH	oklch(57.33% 0.14 141.6)
XYZ	xyz(12.3628, 20.2089, 7.1193)
Luminance	0.2021 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428C39 #83398C

analogous

#6B8C39 #428C39 #398C59

triadic

#428C39 #39428C #8C3942

tetradic

#428C39 #396B8C #83398C #8C5939

square

#428C39 #396B8C #83398C #8C5939

split-complementary

#428C39 #59398C #8C396B

monochromatic

#193516 #2D6127 #428C39 #58B64C #80C878

Accessibility & contrast

On white

4.17

#428C39 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#428C39 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428C39

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428C39	#FFFFFF	#000000	##000000
##428C39	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8031

Deuteranopia (green-blind)

#857A3F

Tritanopia (blue-blind)

#39887A

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #428c39;
/* rgb */ color: rgb(66, 140, 57);
/* oklch */ color: oklch(57.3% 0.140 141.6);

Tailwind

colors: {
  custom: {
    50: '#7dae72',
    500: '#428c39',
    950: '#000000',
  },
}

SCSS

$custom: #428c39;
$custom-light: #7dae72;
$custom-dark: #000000;

JSON

{
  "hex": "#428c39",
  "rgb": {
    "r": 66,
    "g": 140,
    "b": 57
  },
  "hsl": {
    "h": 113.494,
    "s": 42.132,
    "l": 38.627
  },
  "oklch": {
    "l": 0.57334,
    "c": 0.13969,
    "h": 141.6
  },
  "luminance": 0.2021
}

Semantic roles & 50–950 ramp

primary

#428C39

secondary

#AA70B1

accent

#56D2C4

background

#F7FAF7

surface

#EEF4ED

border

#C9CEC8

text

#0A1008

muted

#7C7F7B

Preview Lab

Preview with #428C39

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

Preview Lab → · Contrast checker → · Palette generator →