#40C737#40C737

#40C737 is a light, highly saturated green. Relative luminance 0.422; OKLCH L 73.0% C 0.215 H 142.2°. Best body text is #000000 at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#40C737
RGB	rgb(64, 199, 55)
HSL	hsl(116, 57%, 50%)
HSV	hsv(116, 72%, 78%)
CMYK	cmyk(67.8%, 0%, 72.4%, 22%)
CIE-LAB	lab(71.02, -62.47, 58.20)
CIE-LCH	lch(71.02, 85.38, 137.03°)
OKLab	oklab(72.96% -0.1701 0.1319)
OKLCH	oklch(72.96% 0.215 142.2)
XYZ	xyz(23.2261, 42.2102, 10.5371)
Luminance	0.4221 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C737 #BE37C7

analogous

#88C737 #40C737 #37C776

triadic

#40C737 #3740C7 #C73740

tetradic

#40C737 #3788C7 #BE37C7 #C77637

square

#40C737 #3788C7 #BE37C7 #C77637

split-complementary

#40C737 #7637C7 #C73788

monochromatic

#21671C #31972A #40C737 #6DD566 #9BE296

Accessibility & contrast

On white

2.22

#40C737 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.44

#40C737 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C737

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C737	#FFFFFF	#000000	##000000
##40C737	1.00	2.22	9.44	9.44
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.44	21.00	1.00	1.00
##000000	9.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCB41D

Deuteranopia (green-blind)

#BCAA46

Tritanopia (blue-blind)

#1FC1AB

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #40c737;
/* rgb */ color: rgb(64, 199, 55);
/* oklch */ color: oklch(73.0% 0.215 142.2);

Tailwind

colors: {
  custom: {
    50: '#87d976',
    500: '#40c737',
    950: '#000000',
  },
}

SCSS

$custom: #40c737;
$custom-light: #87d976;
$custom-dark: #000000;

JSON

{
  "hex": "#40c737",
  "rgb": {
    "r": 64,
    "g": 199,
    "b": 55
  },
  "hsl": {
    "h": 116.25,
    "s": 56.693,
    "l": 49.804
  },
  "oklch": {
    "l": 0.72956,
    "c": 0.21525,
    "h": 142.2
  },
  "luminance": 0.42213
}

Semantic roles & 50–950 ramp

primary

#40C737

secondary

#C98CCD

accent

#48E0D6

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D1509

muted

#7E837B

Preview Lab

Preview with #40C737

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

Preview Lab → · Contrast checker → · Palette generator →