#428D43#428D43

#428D43 is a mid, vivid green. Relative luminance 0.206; OKLCH L 57.7% C 0.132 H 143.9°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#428D43
RGB	rgb(66, 141, 67)
HSL	hsl(121, 36%, 41%)
HSV	hsv(121, 53%, 55%)
CMYK	cmyk(53.2%, 0%, 52.5%, 44.7%)
CIE-LAB	lab(52.52, -39.17, 32.28)
CIE-LCH	lch(52.52, 50.76, 140.51°)
OKLab	oklab(57.74% -0.1065 0.0777)
OKLCH	oklch(57.74% 0.132 143.9)
XYZ	xyz(12.7841, 20.6122, 8.6140)
Luminance	0.2061 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428D43 #8D428C

analogous

#668D42 #428D43 #428D68

triadic

#428D43 #43428D #8D4342

tetradic

#428D43 #42668D #8D428C #8D6842

square

#428D43 #42668D #8D428C #8D6842

split-complementary

#428D43 #68428D #8D4266

monochromatic

#1B3A1B #2E632F #428D43 #5AB25B #84C585

Accessibility & contrast

On white

4.10

#428D43 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#428D43 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428D43

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428D43	#FFFFFF	#000000	##000000
##428D43	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90813D

Deuteranopia (green-blind)

#857B48

Tritanopia (blue-blind)

#37897C

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #428d43;
/* rgb */ color: rgb(66, 141, 67);
/* oklch */ color: oklch(57.7% 0.132 143.9);

Tailwind

colors: {
  custom: {
    50: '#7daf79',
    500: '#428d43',
    950: '#000000',
  },
}

SCSS

$custom: #428d43;
$custom-light: #7daf79;
$custom-dark: #000000;

JSON

{
  "hex": "#428d43",
  "rgb": {
    "r": 66,
    "g": 141,
    "b": 67
  },
  "hsl": {
    "h": 120.8,
    "s": 36.232,
    "l": 40.588
  },
  "oklch": {
    "l": 0.57743,
    "c": 0.13183,
    "h": 143.9
  },
  "luminance": 0.20613
}

Semantic roles & 50–950 ramp

primary

#428D43

secondary

#B07BAF

accent

#5CCBCC

background

#F7FAF7

surface

#EEF4ED

border

#C9CEC8

text

#0A1009

muted

#7C7F7B

Preview Lab

Preview with #428D43

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

Preview Lab → · Contrast checker → · Palette generator →