#428D24#428D24

#428D24 is a mid, vivid green. Relative luminance 0.203; OKLCH L 57.4% C 0.157 H 138.4°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#428D24
RGB	rgb(66, 141, 36)
HSL	hsl(103, 59%, 35%)
HSV	hsv(103, 74%, 55%)
CMYK	cmyk(53.2%, 0%, 74.5%, 44.7%)
CIE-LAB	lab(52.21, -42.57, 46.20)
CIE-LCH	lch(52.21, 62.82, 132.66°)
OKLab	oklab(57.39% -0.1175 0.1043)
OKLCH	oklch(57.39% 0.157 138.4)
XYZ	xyz(12.0896, 20.3345, 4.9566)
Luminance	0.2034 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428D24 #6F248D

analogous

#778D24 #428D24 #248D3A

triadic

#428D24 #24428D #8D2442

tetradic

#428D24 #24778D #6F248D #8D3A24

square

#428D24 #24778D #6F248D #8D3A24

split-complementary

#428D24 #3A248D #8D2477

monochromatic

#142B0B #2B5C18 #428D24 #59BE30 #7BD457

Accessibility & contrast

On white

4.14

#428D24 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#428D24 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428D24

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428D24	#FFFFFF	#000000	##000000
##428D24	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918011

Deuteranopia (green-blind)

#887A2F

Tritanopia (blue-blind)

#3C8879

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #428d24;
/* rgb */ color: rgb(66, 141, 36);
/* oklch */ color: oklch(57.4% 0.157 138.4);

Tailwind

colors: {
  custom: {
    50: '#7eaf66',
    500: '#428d24',
    950: '#000000',
  },
}

SCSS

$custom: #428d24;
$custom-light: #7eaf66;
$custom-dark: #000000;

JSON

{
  "hex": "#428d24",
  "rgb": {
    "r": 66,
    "g": 141,
    "b": 36
  },
  "hsl": {
    "h": 102.857,
    "s": 59.322,
    "l": 34.706
  },
  "oklch": {
    "l": 0.57389,
    "c": 0.1571,
    "h": 138.4
  },
  "luminance": 0.20335
}

Semantic roles & 50–950 ramp

primary

#428D24

secondary

#9C54B8

accent

#45E3B6

background

#F8FAF6

surface

#EFF4EB

border

#CACEC6

text

#0B1006

muted

#7C7F7A

Preview Lab

Preview with #428D24

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

Preview Lab → · Contrast checker → · Palette generator →