#428E2F#428E2F

#428E2F is a mid, vivid green. Relative luminance 0.207; OKLCH L 57.8% C 0.151 H 139.9°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#428E2F
RGB	rgb(66, 142, 47)
HSL	hsl(108, 50%, 37%)
HSV	hsv(108, 67%, 56%)
CMYK	cmyk(53.5%, 0%, 66.9%, 44.3%)
CIE-LAB	lab(52.63, -42.01, 42.09)
CIE-LCH	lch(52.63, 59.46, 134.94°)
OKLab	oklab(57.76% -0.1152 0.0971)
OKLCH	oklch(57.76% 0.151 139.9)
XYZ	xyz(12.4323, 20.7085, 6.0308)
Luminance	0.2071 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428E2F #7B2F8E

analogous

#728E2F #428E2F #2F8E4C

triadic

#428E2F #2F428E #8E2F42

tetradic

#428E2F #2F728E #7B2F8E #8E4C2F

square

#428E2F #2F728E #7B2F8E #8E4C2F

split-complementary

#428E2F #4C2F8E #8E2F72

monochromatic

#173211 #2D6020 #428E2F #57BC3E #7ECE6A

Accessibility & contrast

On white

4.08

#428E2F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#428E2F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428E2F

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428E2F	#FFFFFF	#000000	##000000
##428E2F	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#928223

Deuteranopia (green-blind)

#887B37

Tritanopia (blue-blind)

#3A897A

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #428e2f;
/* rgb */ color: rgb(66, 142, 47);
/* oklch */ color: oklch(57.8% 0.151 139.9);

Tailwind

colors: {
  custom: {
    50: '#7eb06c',
    500: '#428e2f',
    950: '#000000',
  },
}

SCSS

$custom: #428e2f;
$custom-light: #7eb06c;
$custom-dark: #000000;

JSON

{
  "hex": "#428e2f",
  "rgb": {
    "r": 66,
    "g": 142,
    "b": 47
  },
  "hsl": {
    "h": 108,
    "s": 50.265,
    "l": 37.059
  },
  "oklch": {
    "l": 0.57759,
    "c": 0.15071,
    "h": 139.9
  },
  "luminance": 0.20709
}

Semantic roles & 50–950 ramp

primary

#428E2F

secondary

#A564B5

accent

#4EDABE

background

#F8FAF6

surface

#EFF5EC

border

#CACFC7

text

#0A1007

muted

#7C7F7A

Preview Lab

Preview with #428E2F

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

Preview Lab → · Contrast checker → · Palette generator →