#40B359#40B359

#40B359 is a light, vivid green. Relative luminance 0.341; OKLCH L 68.1% C 0.165 H 147.6°. Best body text is #000000 at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#40B359
RGB	rgb(64, 179, 89)
HSL	hsl(133, 47%, 48%)
HSV	hsv(133, 64%, 70%)
CMYK	cmyk(64.2%, 0%, 50.3%, 29.8%)
CIE-LAB	lab(65.00, -51.57, 36.44)
CIE-LCH	lch(65.00, 63.15, 144.75°)
OKLab	oklab(68.09% -0.1392 0.0883)
OKLCH	oklch(68.09% 0.165 147.6)
XYZ	xyz(20.0362, 34.0494, 14.9655)
Luminance	0.3405 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B359 #B3409A

analogous

#61B340 #40B359 #40B392

triadic

#40B359 #5940B3 #B35940

tetradic

#40B359 #4061B3 #B3409A #B39240

square

#40B359 #4061B3 #B3409A #B39240

split-complementary

#40B359 #9240B3 #B34061

monochromatic

#20592C #308643 #40B359 #67C97D #94D9A3

Accessibility & contrast

On white

2.69

#40B359 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.81

#40B359 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B359

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B359	#FFFFFF	#000000	##000000
##40B359	1.00	2.69	7.81	7.81
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.81	21.00	1.00	1.00
##000000	7.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A451

Deuteranopia (green-blind)

#A79A5F

Tritanopia (blue-blind)

#1CAF9E

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #40b359;
/* rgb */ color: rgb(64, 179, 89);
/* oklch */ color: oklch(68.1% 0.165 147.6);

Tailwind

colors: {
  custom: {
    50: '#82cb8a',
    500: '#40b359',
    950: '#000000',
  },
}

SCSS

$custom: #40b359;
$custom-light: #82cb8a;
$custom-dark: #000000;

JSON

{
  "hex": "#40b359",
  "rgb": {
    "r": 64,
    "g": 179,
    "b": 89
  },
  "hsl": {
    "h": 133.043,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.68089,
    "c": 0.16484,
    "h": 147.6
  },
  "luminance": 0.34051
}

Semantic roles & 50–950 ramp

primary

#40B359

secondary

#C48AB8

accent

#51BAD7

background

#F8FCF8

surface

#F0F9F0

border

#CBD2CB

text

#0C130C

muted

#7D827D

Preview Lab

Preview with #40B359

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

Preview Lab → · Contrast checker → · Palette generator →