#40AF3E#40AF3E

#40AF3E is a light, vivid green. Relative luminance 0.321; OKLCH L 66.7% C 0.182 H 142.9°. Best body text is #000000 at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#40AF3E
RGB	rgb(64, 175, 62)
HSL	hsl(119, 48%, 46%)
HSV	hsv(119, 65%, 69%)
CMYK	cmyk(63.4%, 0%, 64.6%, 31.4%)
CIE-LAB	lab(63.42, -53.55, 47.35)
CIE-LCH	lch(63.42, 71.48, 138.52°)
OKLab	oklab(66.69% -0.1456 0.1099)
OKLCH	oklch(66.69% 0.182 142.9)
XYZ	xyz(18.3128, 32.0959, 9.7866)
Luminance	0.3210 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AF3E #AD3EAF

analogous

#79AF3E #40AF3E #3EAF75

triadic

#40AF3E #3E40AF #AF3E40

tetradic

#40AF3E #3E79AF #AD3EAF #AF753E

square

#40AF3E #3E79AF #AD3EAF #AF753E

split-complementary

#40AF3E #753EAF #AF3E79

monochromatic

#1F551E #2F822E #40AF3E #64C863 #91D890

Accessibility & contrast

On white

2.83

#40AF3E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.42

#40AF3E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AF3E

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AF3E	#FFFFFF	#000000	##000000
##40AF3E	1.00	2.83	7.42	7.42
#FFFFFF	2.83	1.00	21.00	21.00
#000000	7.42	21.00	1.00	1.00
##000000	7.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B39F30

Deuteranopia (green-blind)

#A59648

Tritanopia (blue-blind)

#2AAA97

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #40af3e;
/* rgb */ color: rgb(64, 175, 62);
/* oklch */ color: oklch(66.7% 0.182 142.9);

Tailwind

colors: {
  custom: {
    50: '#82c878',
    500: '#40af3e',
    950: '#000000',
  },
}

SCSS

$custom: #40af3e;
$custom-light: #82c878;
$custom-dark: #000000;

JSON

{
  "hex": "#40af3e",
  "rgb": {
    "r": 64,
    "g": 175,
    "b": 62
  },
  "hsl": {
    "h": 118.938,
    "s": 47.679,
    "l": 46.471
  },
  "oklch": {
    "l": 0.66688,
    "c": 0.18241,
    "h": 142.9
  },
  "luminance": 0.32098
}

Semantic roles & 50–950 ramp

primary

#40AF3E

secondary

#C286C3

accent

#51D7D5

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #40AF3E

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

Preview Lab → · Contrast checker → · Palette generator →