#428B30#428B30

#428B30 is a mid, vivid green. Relative luminance 0.198; OKLCH L 57.0% C 0.146 H 139.9°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#428B30
RGB	rgb(66, 139, 48)
HSL	hsl(108, 49%, 37%)
HSV	hsv(108, 65%, 55%)
CMYK	cmyk(52.5%, 0%, 65.5%, 45.5%)
CIE-LAB	lab(51.65, -40.68, 40.57)
CIE-LCH	lch(51.65, 57.45, 135.08°)
OKLab	oklab(56.96% -0.1116 0.094)
OKLCH	oklch(56.96% 0.146 139.9)
XYZ	xyz(12.0124, 19.8360, 5.9915)
Luminance	0.1984 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428B30 #79308B

analogous

#708B30 #428B30 #308B4C

triadic

#428B30 #30428B #8B3042

tetradic

#428B30 #30708B #79308B #8B4C30

square

#428B30 #30708B #79308B #8B4C30

split-complementary

#428B30 #4C308B #8B3070

monochromatic

#173011 #2C5E20 #428B30 #58B840 #7DCC6A

Accessibility & contrast

On white

4.23

#428B30 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#428B30 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428B30

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428B30	#FFFFFF	#000000	##000000
##428B30	1.00	4.23	4.97	4.97
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F7F25

Deuteranopia (green-blind)

#857938

Tritanopia (blue-blind)

#3B8778

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #428b30;
/* rgb */ color: rgb(66, 139, 48);
/* oklch */ color: oklch(57.0% 0.146 139.9);

Tailwind

colors: {
  custom: {
    50: '#7dad6c',
    500: '#428b30',
    950: '#000000',
  },
}

SCSS

$custom: #428b30;
$custom-light: #7dad6c;
$custom-dark: #000000;

JSON

{
  "hex": "#428b30",
  "rgb": {
    "r": 66,
    "g": 139,
    "b": 48
  },
  "hsl": {
    "h": 108.132,
    "s": 48.663,
    "l": 36.667
  },
  "oklch": {
    "l": 0.56958,
    "c": 0.14591,
    "h": 139.9
  },
  "luminance": 0.19837
}

Semantic roles & 50–950 ramp

primary

#428B30

secondary

#A364B3

accent

#50D8BD

background

#F8FAF6

surface

#EFF4EC

border

#CACEC7

text

#0A1007

muted

#7C7F7A

Preview Lab

Preview with #428B30

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

Preview Lab → · Contrast checker → · Palette generator →