#428C25#428C25

#428C25 is a mid, vivid green. Relative luminance 0.200; OKLCH L 57.1% C 0.155 H 138.5°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#428C25
RGB	rgb(66, 140, 37)
HSL	hsl(103, 58%, 35%)
HSV	hsv(103, 74%, 55%)
CMYK	cmyk(52.9%, 0%, 73.6%, 45.1%)
CIE-LAB	lab(51.89, -42.09, 45.48)
CIE-LCH	lch(51.89, 61.97, 132.78°)
OKLab	oklab(57.13% -0.1161 0.1029)
OKLCH	oklch(57.13% 0.155 138.5)
XYZ	xyz(11.9583, 20.0471, 4.9892)
Luminance	0.2005 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428C25 #6F258C

analogous

#768C25 #428C25 #258C3C

triadic

#428C25 #25428C #8C2542

tetradic

#428C25 #25768C #6F258C #8C3C25

square

#428C25 #25768C #6F258C #8C3C25

split-complementary

#428C25 #3C258C #8C2576

monochromatic

#142B0B #2B5C18 #428C25 #59BC32 #7BD358

Accessibility & contrast

On white

4.19

#428C25 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#428C25 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428C25

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428C25	#FFFFFF	#000000	##000000
##428C25	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#908013

Deuteranopia (green-blind)

#87792F

Tritanopia (blue-blind)

#3C8778

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #428c25;
/* rgb */ color: rgb(66, 140, 37);
/* oklch */ color: oklch(57.1% 0.155 138.5);

Tailwind

colors: {
  custom: {
    50: '#7eae66',
    500: '#428c25',
    950: '#000000',
  },
}

SCSS

$custom: #428c25;
$custom-light: #7eae66;
$custom-dark: #000000;

JSON

{
  "hex": "#428c25",
  "rgb": {
    "r": 66,
    "g": 140,
    "b": 37
  },
  "hsl": {
    "h": 103.107,
    "s": 58.192,
    "l": 34.706
  },
  "oklch": {
    "l": 0.57126,
    "c": 0.15519,
    "h": 138.5
  },
  "luminance": 0.20048
}

Semantic roles & 50–950 ramp

primary

#428C25

secondary

#9C55B8

accent

#46E1B6

background

#F8FAF6

surface

#EFF4EB

border

#CACEC6

text

#0B1006

muted

#7C7F7A

Preview Lab

Preview with #428C25

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

Preview Lab → · Contrast checker → · Palette generator →