#428120#428120

#428120 is a mid, vivid yellow-green. Relative luminance 0.170; OKLCH L 54.1% C 0.144 H 136.9°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#428120
RGB	rgb(66, 129, 32)
HSL	hsl(99, 60%, 32%)
HSV	hsv(99, 75%, 51%)
CMYK	cmyk(48.8%, 0%, 75.2%, 49.4%)
CIE-LAB	lab(48.21, -37.96, 43.71)
CIE-LCH	lch(48.21, 57.89, 130.97°)
OKLab	oklab(54.09% -0.1053 0.0985)
OKLCH	oklch(54.09% 0.144 136.9)
XYZ	xyz(10.3574, 16.9624, 4.0945)
Luminance	0.1696 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428120 #5F2081

analogous

#738120 #428120 #20812F

triadic

#428120 #204281 #812042

tetradic

#428120 #207381 #5F2081 #812F20

square

#428120 #207381 #5F2081 #812F20

split-complementary

#428120 #2F2081 #812073

monochromatic

#101F08 #295014 #428120 #5BB22C #79D249

Accessibility & contrast

On white

4.78

#428120 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#428120 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #428120

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428120	#FFFFFF	#000000	##FFFFFF
##428120	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#85760E

Deuteranopia (green-blind)

#7D702A

Tritanopia (blue-blind)

#3F7C6E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #428120;
/* rgb */ color: rgb(66, 129, 32);
/* oklch */ color: oklch(54.1% 0.144 136.9);

Tailwind

colors: {
  custom: {
    50: '#7da662',
    500: '#428120',
    950: '#000000',
  },
}

SCSS

$custom: #428120;
$custom-light: #7da662;
$custom-dark: #000000;

JSON

{
  "hex": "#428120",
  "rgb": {
    "r": 66,
    "g": 129,
    "b": 32
  },
  "hsl": {
    "h": 98.969,
    "s": 60.248,
    "l": 31.569
  },
  "oklch": {
    "l": 0.5409,
    "c": 0.1442,
    "h": 136.9
  },
  "luminance": 0.16963
}

Semantic roles & 50–950 ramp

primary

#428120

secondary

#8E49B4

accent

#44E3AC

background

#F7FAF6

surface

#EEF4EB

border

#C9CEC6

text

#0A0F05

muted

#7C7F7A

Preview Lab

Preview with #428120

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

Preview Lab → · Contrast checker → · Palette generator →