#428D39#428D39

#428D39 is a mid, vivid green. Relative luminance 0.205; OKLCH L 57.6% C 0.141 H 141.6°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#428D39
RGB	rgb(66, 141, 57)
HSL	hsl(114, 42%, 39%)
HSV	hsv(114, 60%, 55%)
CMYK	cmyk(53.2%, 0%, 59.6%, 44.7%)
CIE-LAB	lab(52.40, -40.50, 37.17)
CIE-LCH	lch(52.40, 54.97, 137.45°)
OKLab	oklab(57.6% -0.1105 0.0877)
OKLCH	oklch(57.6% 0.141 141.6)
XYZ	xyz(12.5096, 20.5024, 7.1683)
Luminance	0.2050 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428D39 #84398D

analogous

#6C8D39 #428D39 #398D5A

triadic

#428D39 #39428D #8D3942

tetradic

#428D39 #396C8D #84398D #8D5A39

square

#428D39 #396C8D #84398D #8D5A39

split-complementary

#428D39 #5A398D #8D396C

monochromatic

#193616 #2E6127 #428D39 #58B74C #81C878

Accessibility & contrast

On white

4.12

#428D39 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#428D39 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428D39

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428D39	#FFFFFF	#000000	##000000
##428D39	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#908130

Deuteranopia (green-blind)

#867A3F

Tritanopia (blue-blind)

#39897B

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #428d39;
/* rgb */ color: rgb(66, 141, 57);
/* oklch */ color: oklch(57.6% 0.141 141.6);

Tailwind

colors: {
  custom: {
    50: '#7daf72',
    500: '#428d39',
    950: '#000000',
  },
}

SCSS

$custom: #428d39;
$custom-light: #7daf72;
$custom-dark: #000000;

JSON

{
  "hex": "#428d39",
  "rgb": {
    "r": 66,
    "g": 141,
    "b": 57
  },
  "hsl": {
    "h": 113.571,
    "s": 42.424,
    "l": 38.824
  },
  "oklch": {
    "l": 0.57604,
    "c": 0.14109,
    "h": 141.6
  },
  "luminance": 0.20503
}

Semantic roles & 50–950 ramp

primary

#428D39

secondary

#AB70B2

accent

#56D2C5

background

#F7FAF7

surface

#EEF4ED

border

#C9CEC8

text

#0A1008

muted

#7C7F7B

Preview Lab

Preview with #428D39

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

Preview Lab → · Contrast checker → · Palette generator →