#40A221#40A221

#40A221 is a light, vivid green. Relative luminance 0.270; OKLCH L 63.0% C 0.185 H 139.6°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#40A221
RGB	rgb(64, 162, 33)
HSL	hsl(106, 66%, 38%)
HSV	hsv(106, 80%, 64%)
CMYK	cmyk(60.5%, 0%, 79.6%, 36.5%)
CIE-LAB	lab(59.01, -51.28, 53.86)
CIE-LCH	lch(59.01, 74.37, 133.60°)
OKLab	oklab(62.97% -0.141 0.1199)
OKLCH	oklch(62.97% 0.185 139.6)
XYZ	xyz(15.3085, 27.0391, 5.8509)
Luminance	0.2704 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A221 #8321A2

analogous

#80A221 #40A221 #21A242

triadic

#40A221 #2140A2 #A22140

tetradic

#40A221 #2180A2 #8321A2 #A24221

square

#40A221 #2180A2 #8321A2 #A24221

split-complementary

#40A221 #4221A2 #A22180

monochromatic

#183C0C #2C6F17 #40A221 #54D42C #7EDE5F

Accessibility & contrast

On white

3.28

#40A221 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#40A221 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #40A221

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A221	#FFFFFF	#000000	##000000
##40A221	1.00	3.28	6.41	6.41
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A79300

Deuteranopia (green-blind)

#9B8B30

Tritanopia (blue-blind)

#349C8A

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #40a221;
/* rgb */ color: rgb(64, 162, 33);
/* oklch */ color: oklch(63.0% 0.185 139.6);

Tailwind

colors: {
  custom: {
    50: '#81be67',
    500: '#40a221',
    950: '#000000',
  },
}

SCSS

$custom: #40a221;
$custom-light: #81be67;
$custom-dark: #000000;

JSON

{
  "hex": "#40a221",
  "rgb": {
    "r": 64,
    "g": 162,
    "b": 33
  },
  "hsl": {
    "h": 105.581,
    "s": 66.154,
    "l": 38.235
  },
  "oklch": {
    "l": 0.62974,
    "c": 0.18507,
    "h": 139.6
  },
  "luminance": 0.2704
}

Semantic roles & 50–950 ramp

primary

#40A221

secondary

#AA5CC3

accent

#3FE9C0

background

#F8FBF6

surface

#F0F7EB

border

#CBD0C6

text

#0B1207

muted

#7C817A

Preview Lab

Preview with #40A221

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

Preview Lab → · Contrast checker → · Palette generator →