#428D30#428D30

#428D30 is a mid, vivid green. Relative luminance 0.204; OKLCH L 57.5% C 0.149 H 140.0°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#428D30
RGB	rgb(66, 141, 48)
HSL	hsl(108, 49%, 37%)
HSV	hsv(108, 66%, 55%)
CMYK	cmyk(53.2%, 0%, 66%, 44.7%)
CIE-LAB	lab(52.31, -41.50, 41.29)
CIE-LCH	lch(52.31, 58.54, 135.14°)
OKLab	oklab(57.5% -0.1138 0.0956)
OKLCH	oklch(57.5% 0.149 140)
XYZ	xyz(12.3046, 20.4205, 6.0889)
Luminance	0.2042 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428D30 #7B308D

analogous

#718D30 #428D30 #308D4D

triadic

#428D30 #30428D #8D3042

tetradic

#428D30 #30718D #7B308D #8D4D30

square

#428D30 #30718D #7B308D #8D4D30

split-complementary

#428D30 #4D308D #8D3071

monochromatic

#173211 #2D5F20 #428D30 #57BB40 #7ECD6B

Accessibility & contrast

On white

4.13

#428D30 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#428D30 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428D30

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428D30	#FFFFFF	#000000	##000000
##428D30	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918124

Deuteranopia (green-blind)

#877A38

Tritanopia (blue-blind)

#3A887A

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #428d30;
/* rgb */ color: rgb(66, 141, 48);
/* oklch */ color: oklch(57.5% 0.149 140.0);

Tailwind

colors: {
  custom: {
    50: '#7eaf6d',
    500: '#428d30',
    950: '#000000',
  },
}

SCSS

$custom: #428d30;
$custom-light: #7eaf6d;
$custom-dark: #000000;

JSON

{
  "hex": "#428d30",
  "rgb": {
    "r": 66,
    "g": 141,
    "b": 48
  },
  "hsl": {
    "h": 108.387,
    "s": 49.206,
    "l": 37.059
  },
  "oklch": {
    "l": 0.57499,
    "c": 0.1486,
    "h": 140
  },
  "luminance": 0.20421
}

Semantic roles & 50–950 ramp

primary

#428D30

secondary

#A565B4

accent

#4FD9BE

background

#F8FAF6

surface

#EFF4EC

border

#CACEC7

text

#0A1007

muted

#7C7F7A

Preview Lab

Preview with #428D30

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

Preview Lab → · Contrast checker → · Palette generator →