#428E45#428E45

#428E45 is a mid, vivid green. Relative luminance 0.209; OKLCH L 58.0% C 0.131 H 144.4°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#428E45
RGB	rgb(66, 142, 69)
HSL	hsl(122, 37%, 41%)
HSV	hsv(122, 54%, 56%)
CMYK	cmyk(53.5%, 0%, 51.4%, 44.3%)
CIE-LAB	lab(52.88, -39.31, 31.68)
CIE-LCH	lch(52.88, 50.49, 141.13°)
OKLab	oklab(58.04% -0.1068 0.0765)
OKLCH	oklch(58.04% 0.131 144.4)
XYZ	xyz(12.9932, 20.9329, 8.9848)
Luminance	0.2093 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428E45 #8E428B

analogous

#658E42 #428E45 #428E6B

triadic

#428E45 #45428E #8E4542

tetradic

#428E45 #42658E #8E428B #8E6B42

square

#428E45 #42658E #8E428B #8E6B42

split-complementary

#428E45 #6B428E #8E4265

monochromatic

#1B3A1C #2F6431 #428E45 #5BB35E #84C687

Accessibility & contrast

On white

4.05

#428E45 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#428E45 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428E45

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428E45	#FFFFFF	#000000	##000000
##428E45	1.00	4.05	5.19	5.19
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90823F

Deuteranopia (green-blind)

#867C4A

Tritanopia (blue-blind)

#368B7D

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #428e45;
/* rgb */ color: rgb(66, 142, 69);
/* oklch */ color: oklch(58.0% 0.131 144.4);

Tailwind

colors: {
  custom: {
    50: '#7db07a',
    500: '#428e45',
    950: '#000000',
  },
}

SCSS

$custom: #428e45;
$custom-light: #7db07a;
$custom-dark: #000000;

JSON

{
  "hex": "#428e45",
  "rgb": {
    "r": 66,
    "g": 142,
    "b": 69
  },
  "hsl": {
    "h": 122.368,
    "s": 36.538,
    "l": 40.784
  },
  "oklch": {
    "l": 0.58042,
    "c": 0.13134,
    "h": 144.4
  },
  "luminance": 0.20934
}

Semantic roles & 50–950 ramp

primary

#428E45

secondary

#B17BAF

accent

#5BC8CD

background

#F7FAF7

surface

#EEF5EE

border

#C9CFC9

text

#0A1009

muted

#7C7F7B

Preview Lab

Preview with #428E45

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

Preview Lab → · Contrast checker → · Palette generator →