#40B831#40B831

#40B831 is a light, highly saturated green. Relative luminance 0.356; OKLCH L 69.0% C 0.202 H 141.5°. Best body text is #000000 at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#40B831
RGB	rgb(64, 184, 49)
HSL	hsl(113, 58%, 46%)
HSV	hsv(113, 73%, 72%)
CMYK	cmyk(65.2%, 0%, 73.4%, 27.8%)
CIE-LAB	lab(66.21, -57.89, 55.49)
CIE-LCH	lch(66.21, 80.19, 136.21°)
OKLab	oklab(68.96% -0.158 0.1255)
OKLCH	oklch(68.96% 0.202 141.5)
XYZ	xyz(19.8082, 35.5907, 8.7309)
Luminance	0.3559 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B831 #A931B8

analogous

#83B831 #40B831 #31B865

triadic

#40B831 #3140B8 #B83140

tetradic

#40B831 #3183B8 #A931B8 #B86531

square

#40B831 #3183B8 #A931B8 #B86531

split-complementary

#40B831 #6531B8 #B83183

monochromatic

#1E5717 #2F8824 #40B831 #62D255 #8FDE85

Accessibility & contrast

On white

2.59

#40B831 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.12

#40B831 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B831

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B831	#FFFFFF	#000000	##000000
##40B831	1.00	2.59	8.12	8.12
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.12	21.00	1.00	1.00
##000000	8.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDA718

Deuteranopia (green-blind)

#AE9D3F

Tritanopia (blue-blind)

#29B29E

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #40b831;
/* rgb */ color: rgb(64, 184, 49);
/* oklch */ color: oklch(69.0% 0.202 141.5);

Tailwind

colors: {
  custom: {
    50: '#84ce72',
    500: '#40b831',
    950: '#000000',
  },
}

SCSS

$custom: #40b831;
$custom-light: #84ce72;
$custom-dark: #000000;

JSON

{
  "hex": "#40b831",
  "rgb": {
    "r": 64,
    "g": 184,
    "b": 49
  },
  "hsl": {
    "h": 113.333,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.68959,
    "c": 0.20178,
    "h": 141.5
  },
  "luminance": 0.35593
}

Semantic roles & 50–950 ramp

primary

#40B831

secondary

#C07DC8

accent

#47E1D0

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1408

muted

#7D827B

Preview Lab

Preview with #40B831

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

Preview Lab → · Contrast checker → · Palette generator →