#40B856#40B856

#40B856 is a light, vivid green. Relative luminance 0.360; OKLCH L 69.4% C 0.174 H 146.7°. Best body text is #000000 at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#40B856
RGB	rgb(64, 184, 86)
HSL	hsl(131, 48%, 49%)
HSV	hsv(131, 65%, 72%)
CMYK	cmyk(65.2%, 0%, 53.3%, 27.8%)
CIE-LAB	lab(66.55, -53.87, 39.83)
CIE-LCH	lch(66.55, 67.00, 143.52°)
OKLab	oklab(69.36% -0.1455 0.0957)
OKLCH	oklch(69.36% 0.174 146.7)
XYZ	xyz(20.9331, 36.0407, 14.6557)
Luminance	0.3604 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B856 #B840A2

analogous

#66B840 #40B856 #40B892

triadic

#40B856 #5640B8 #B85640

tetradic

#40B856 #4066B8 #B840A2 #B89240

square

#40B856 #4066B8 #B840A2 #B89240

split-complementary

#40B856 #9240B8 #B84066

monochromatic

#205D2C #308B41 #40B856 #6ACB7C #97DBA4

Accessibility & contrast

On white

2.56

#40B856 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.21

#40B856 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B856

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B856	#FFFFFF	#000000	##000000
##40B856	1.00	2.56	8.21	8.21
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.21	21.00	1.00	1.00
##000000	8.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA84D

Deuteranopia (green-blind)

#AC9E5D

Tritanopia (blue-blind)

#1BB4A2

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #40b856;
/* rgb */ color: rgb(64, 184, 86);
/* oklch */ color: oklch(69.4% 0.174 146.7);

Tailwind

colors: {
  custom: {
    50: '#83ce88',
    500: '#40b856',
    950: '#000000',
  },
}

SCSS

$custom: #40b856;
$custom-light: #83ce88;
$custom-dark: #000000;

JSON

{
  "hex": "#40b856",
  "rgb": {
    "r": 64,
    "g": 184,
    "b": 86
  },
  "hsl": {
    "h": 131,
    "s": 48.387,
    "l": 48.627
  },
  "oklch": {
    "l": 0.69355,
    "c": 0.1741,
    "h": 146.7
  },
  "luminance": 0.36043
}

Semantic roles & 50–950 ramp

primary

#40B856

secondary

#C78DBC

accent

#50BFD8

background

#F8FCF8

surface

#F0F9F0

border

#CBD2CB

text

#0C140B

muted

#7D827C

Preview Lab

Preview with #40B856

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

Preview Lab → · Contrast checker → · Palette generator →