#428D23#428D23

#428D23 is a mid, vivid green. Relative luminance 0.203; OKLCH L 57.4% C 0.158 H 138.3°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#428D23
RGB	rgb(66, 141, 35)
HSL	hsl(102, 60%, 35%)
HSV	hsv(102, 75%, 55%)
CMYK	cmyk(53.2%, 0%, 75.2%, 44.7%)
CIE-LAB	lab(52.21, -42.64, 46.57)
CIE-LCH	lch(52.21, 63.14, 132.48°)
OKLab	oklab(57.38% -0.1178 0.1049)
OKLCH	oklch(57.38% 0.158 138.3)
XYZ	xyz(12.0746, 20.3284, 4.8773)
Luminance	0.2033 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428D23 #6E238D

analogous

#778D23 #428D23 #238D39

triadic

#428D23 #23428D #8D2342

tetradic

#428D23 #23778D #6E238D #8D3923

square

#428D23 #23778D #6E238D #8D3923

split-complementary

#428D23 #39238D #8D2377

monochromatic

#142B0B #2B5C17 #428D23 #59BE2F #7BD555

Accessibility & contrast

On white

4.15

#428D23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#428D23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428D23

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428D23	#FFFFFF	#000000	##000000
##428D23	1.00	4.15	5.07	5.07
#FFFFFF	4.15	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)

#91800F

Deuteranopia (green-blind)

#887A2E

Tritanopia (blue-blind)

#3C8879

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #428d23;
/* rgb */ color: rgb(66, 141, 35);
/* oklch */ color: oklch(57.4% 0.158 138.3);

Tailwind

colors: {
  custom: {
    50: '#7eaf65',
    500: '#428d23',
    950: '#000000',
  },
}

SCSS

$custom: #428d23;
$custom-light: #7eaf65;
$custom-dark: #000000;

JSON

{
  "hex": "#428d23",
  "rgb": {
    "r": 66,
    "g": 141,
    "b": 35
  },
  "hsl": {
    "h": 102.453,
    "s": 60.227,
    "l": 34.51
  },
  "oklch": {
    "l": 0.57382,
    "c": 0.15772,
    "h": 138.3
  },
  "luminance": 0.20329
}

Semantic roles & 50–950 ramp

primary

#428D23

secondary

#9B53B9

accent

#44E3B5

background

#F8FAF6

surface

#EFF4EB

border

#CACEC6

text

#0B1006

muted

#7C7F7A

Preview Lab

Preview with #428D23

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

Preview Lab → · Contrast checker → · Palette generator →