#428E39#428E39

#428E39 is a mid, vivid green. Relative luminance 0.208; OKLCH L 57.9% C 0.142 H 141.6°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#428E39
RGB	rgb(66, 142, 57)
HSL	hsl(114, 43%, 39%)
HSV	hsv(114, 60%, 56%)
CMYK	cmyk(53.5%, 0%, 59.9%, 44.3%)
CIE-LAB	lab(52.73, -40.91, 37.56)
CIE-LCH	lch(52.73, 55.53, 137.45°)
OKLab	oklab(57.87% -0.1117 0.0885)
OKLCH	oklch(57.87% 0.142 141.6)
XYZ	xyz(12.6577, 20.7987, 7.2176)
Luminance	0.2080 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428E39 #85398E

analogous

#6D8E39 #428E39 #398E5B

triadic

#428E39 #39428E #8E3942

tetradic

#428E39 #396D8E #85398E #8E5B39

square

#428E39 #396D8E #85398E #8E5B39

split-complementary

#428E39 #5B398E #8E396D

monochromatic

#193716 #2E6227 #428E39 #58B74D #81C978

Accessibility & contrast

On white

4.07

#428E39 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#428E39 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428E39

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428E39	#FFFFFF	#000000	##000000
##428E39	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918230

Deuteranopia (green-blind)

#877B40

Tritanopia (blue-blind)

#398A7B

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #428e39;
/* rgb */ color: rgb(66, 142, 57);
/* oklch */ color: oklch(57.9% 0.142 141.6);

Tailwind

colors: {
  custom: {
    50: '#7db072',
    500: '#428e39',
    950: '#000000',
  },
}

SCSS

$custom: #428e39;
$custom-light: #7db072;
$custom-dark: #000000;

JSON

{
  "hex": "#428e39",
  "rgb": {
    "r": 66,
    "g": 142,
    "b": 57
  },
  "hsl": {
    "h": 113.647,
    "s": 42.714,
    "l": 39.02
  },
  "oklch": {
    "l": 0.57873,
    "c": 0.14247,
    "h": 141.6
  },
  "luminance": 0.208
}

Semantic roles & 50–950 ramp

primary

#428E39

secondary

#AB71B2

accent

#55D2C5

background

#F8FAF7

surface

#EFF5ED

border

#CACFC8

text

#0A1008

muted

#7C7F7B

Preview Lab

Preview with #428E39

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

Preview Lab → · Contrast checker → · Palette generator →