#428D45#428D45

#428D45 is a mid, vivid green. Relative luminance 0.206; OKLCH L 57.8% C 0.130 H 144.4°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#428D45
RGB	rgb(66, 141, 69)
HSL	hsl(122, 36%, 41%)
HSV	hsv(122, 53%, 55%)
CMYK	cmyk(53.2%, 0%, 51.1%, 44.7%)
CIE-LAB	lab(52.55, -38.88, 31.28)
CIE-LCH	lch(52.55, 49.90, 141.19°)
OKLab	oklab(57.77% -0.1056 0.0756)
OKLCH	oklch(57.77% 0.13 144.4)
XYZ	xyz(12.8451, 20.6366, 8.9355)
Luminance	0.2064 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428D45 #8D428A

analogous

#648D42 #428D45 #428D6A

triadic

#428D45 #45428D #8D4542

tetradic

#428D45 #42648D #8D428A #8D6A42

square

#428D45 #42648D #8D428A #8D6A42

split-complementary

#428D45 #6A428D #8D4264

monochromatic

#1B3A1C #2E6331 #428D45 #5AB25E #84C587

Accessibility & contrast

On white

4.10

#428D45 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#428D45 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428D45

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428D45	#FFFFFF	#000000	##000000
##428D45	1.00	4.10	5.13	5.13
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F823F

Deuteranopia (green-blind)

#857B4A

Tritanopia (blue-blind)

#368A7C

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #428d45;
/* rgb */ color: rgb(66, 141, 69);
/* oklch */ color: oklch(57.8% 0.130 144.4);

Tailwind

colors: {
  custom: {
    50: '#7daf7a',
    500: '#428d45',
    950: '#000000',
  },
}

SCSS

$custom: #428d45;
$custom-light: #7daf7a;
$custom-dark: #000000;

JSON

{
  "hex": "#428d45",
  "rgb": {
    "r": 66,
    "g": 141,
    "b": 69
  },
  "hsl": {
    "h": 122.4,
    "s": 36.232,
    "l": 40.588
  },
  "oklch": {
    "l": 0.57774,
    "c": 0.12988,
    "h": 144.4
  },
  "luminance": 0.20638
}

Semantic roles & 50–950 ramp

primary

#428D45

secondary

#B07BAE

accent

#5CC8CC

background

#F7FAF7

surface

#EEF4EE

border

#C9CEC9

text

#0A1009

muted

#7C7F7B

Preview Lab

Preview with #428D45

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

Preview Lab → · Contrast checker → · Palette generator →