#428C41#428C41

#428C41 is a mid, vivid green. Relative luminance 0.203; OKLCH L 57.4% C 0.132 H 143.4°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#428C41
RGB	rgb(66, 140, 65)
HSL	hsl(119, 37%, 40%)
HSV	hsv(119, 54%, 55%)
CMYK	cmyk(52.9%, 0%, 53.6%, 45.1%)
CIE-LAB	lab(52.17, -39.03, 32.89)
CIE-LCH	lch(52.17, 51.04, 139.88°)
OKLab	oklab(57.45% -0.1062 0.0789)
OKLCH	oklch(57.45% 0.132 143.4)
XYZ	xyz(12.5783, 20.2951, 8.2545)
Luminance	0.2030 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428C41 #8B418C

analogous

#678C41 #428C41 #418C65

triadic

#428C41 #41428C #8C4142

tetradic

#428C41 #41678C #8B418C #8C6541

square

#428C41 #41678C #8B418C #8C6541

split-complementary

#428C41 #65418C #8C4167

monochromatic

#1B381A #2E622E #428C41 #5AB259 #83C582

Accessibility & contrast

On white

4.15

#428C41 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#428C41 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428C41

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428C41	#FFFFFF	#000000	##000000
##428C41	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F803A

Deuteranopia (green-blind)

#857A46

Tritanopia (blue-blind)

#37887B

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #428c41;
/* rgb */ color: rgb(66, 140, 65);
/* oklch */ color: oklch(57.4% 0.132 143.4);

Tailwind

colors: {
  custom: {
    50: '#7dae77',
    500: '#428c41',
    950: '#000000',
  },
}

SCSS

$custom: #428c41;
$custom-light: #7dae77;
$custom-dark: #000000;

JSON

{
  "hex": "#428c41",
  "rgb": {
    "r": 66,
    "g": 140,
    "b": 65
  },
  "hsl": {
    "h": 119.2,
    "s": 36.585,
    "l": 40.196
  },
  "oklch": {
    "l": 0.57445,
    "c": 0.1323,
    "h": 143.4
  },
  "luminance": 0.20296
}

Semantic roles & 50–950 ramp

primary

#428C41

secondary

#AF79B0

accent

#5BCDCB

background

#F7FAF7

surface

#EEF4ED

border

#C9CEC8

text

#0A1009

muted

#7C7F7B

Preview Lab

Preview with #428C41

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

Preview Lab → · Contrast checker → · Palette generator →