#40BB3E#40BB3E

#40BB3E is a light, vivid green. Relative luminance 0.370; OKLCH L 69.9% C 0.197 H 142.9°. Best body text is #000000 at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#40BB3E
RGB	rgb(64, 187, 62)
HSL	hsl(119, 50%, 49%)
HSV	hsv(119, 67%, 73%)
CMYK	cmyk(65.8%, 0%, 66.8%, 26.7%)
CIE-LAB	lab(67.26, -57.79, 51.55)
CIE-LCH	lch(67.26, 77.44, 138.27°)
OKLab	oklab(69.86% -0.157 0.1188)
OKLCH	oklch(69.86% 0.197 142.9)
XYZ	xyz(20.7530, 36.9763, 10.6000)
Luminance	0.3698 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40BB3E #B93EBB

analogous

#7FBB3E #40BB3E #3EBB7B

triadic

#40BB3E #3E40BB #BB3E40

tetradic

#40BB3E #3E7FBB #B93EBB #BB7B3E

square

#40BB3E #3E7FBB #B93EBB #BB7B3E

split-complementary

#40BB3E #7B3EBB #BB3E7F

monochromatic

#215F20 #308D2F #40BB3E #6BCD69 #98DC97

Accessibility & contrast

On white

2.50

#40BB3E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.40

#40BB3E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BB3E

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40BB3E	#FFFFFF	#000000	##000000
##40BB3E	1.00	2.50	8.40	8.40
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.40	21.00	1.00	1.00
##000000	8.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFAA2D

Deuteranopia (green-blind)

#B0A049

Tritanopia (blue-blind)

#24B6A1

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #40bb3e;
/* rgb */ color: rgb(64, 187, 62);
/* oklch */ color: oklch(69.9% 0.197 142.9);

Tailwind

colors: {
  custom: {
    50: '#84d079',
    500: '#40bb3e',
    950: '#000000',
  },
}

SCSS

$custom: #40bb3e;
$custom-light: #84d079;
$custom-dark: #000000;

JSON

{
  "hex": "#40bb3e",
  "rgb": {
    "r": 64,
    "g": 187,
    "b": 62
  },
  "hsl": {
    "h": 119.04,
    "s": 50.201,
    "l": 48.824
  },
  "oklch": {
    "l": 0.69861,
    "c": 0.19694,
    "h": 142.9
  },
  "luminance": 0.36978
}

Semantic roles & 50–950 ramp

primary

#40BB3E

secondary

#C78DC8

accent

#4EDAD7

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C1409

muted

#7D827B

Preview Lab

Preview with #40BB3E

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

Preview Lab → · Contrast checker → · Palette generator →