#428B44#428B44

#428B44 is a mid, vivid green. Relative luminance 0.200; OKLCH L 57.2% C 0.128 H 144.2°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#428B44
RGB	rgb(66, 139, 68)
HSL	hsl(122, 36%, 40%)
HSV	hsv(122, 53%, 55%)
CMYK	cmyk(52.5%, 0%, 51.1%, 45.5%)
CIE-LAB	lab(51.88, -38.18, 30.98)
CIE-LCH	lch(51.88, 49.16, 140.95°)
OKLab	oklab(57.22% -0.1037 0.0749)
OKLCH	oklch(57.22% 0.128 144.2)
XYZ	xyz(12.5221, 20.0399, 8.6759)
Luminance	0.2004 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428B44 #8B4289

analogous

#648B42 #428B44 #428B69

triadic

#428B44 #44428B #8B4442

tetradic

#428B44 #42648B #8B4289 #8B6942

square

#428B44 #42648B #8B4289 #8B6942

split-complementary

#428B44 #69428B #8B4264

monochromatic

#1B381B #2E6230 #428B44 #5AB15C #83C485

Accessibility & contrast

On white

4.19

#428B44 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#428B44 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428B44

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428B44	#FFFFFF	#000000	##000000
##428B44	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)

#8D803E

Deuteranopia (green-blind)

#847949

Tritanopia (blue-blind)

#37887A

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #428b44;
/* rgb */ color: rgb(66, 139, 68);
/* oklch */ color: oklch(57.2% 0.128 144.2);

Tailwind

colors: {
  custom: {
    50: '#7cad79',
    500: '#428b44',
    950: '#000000',
  },
}

SCSS

$custom: #428b44;
$custom-light: #7cad79;
$custom-dark: #000000;

JSON

{
  "hex": "#428b44",
  "rgb": {
    "r": 66,
    "g": 139,
    "b": 68
  },
  "hsl": {
    "h": 121.644,
    "s": 35.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.57222,
    "c": 0.12793,
    "h": 144.2
  },
  "luminance": 0.20041
}

Semantic roles & 50–950 ramp

primary

#428B44

secondary

#AF7AAE

accent

#5CC9CC

background

#F7FAF7

surface

#EEF4ED

border

#C9CEC8

text

#0A1009

muted

#7C7F7B

Preview Lab

Preview with #428B44

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

Preview Lab → · Contrast checker → · Palette generator →