#40C73B#40C73B

#40C73B is a light, highly saturated green. Relative luminance 0.423; OKLCH L 73.0% C 0.213 H 142.6°. Best body text is #000000 at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#40C73B
RGB	rgb(64, 199, 59)
HSL	hsl(118, 56%, 51%)
HSV	hsv(118, 70%, 78%)
CMYK	cmyk(67.8%, 0%, 70.4%, 22%)
CIE-LAB	lab(71.04, -62.14, 56.75)
CIE-LCH	lch(71.04, 84.16, 137.60°)
OKLab	oklab(72.99% -0.169 0.1294)
OKLCH	oklch(72.99% 0.213 142.6)
XYZ	xyz(23.3258, 42.2501, 11.0626)
Luminance	0.4225 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C73B #C23BC7

analogous

#86C73B #40C73B #3BC77C

triadic

#40C73B #3B40C7 #C73B40

tetradic

#40C73B #3B86C7 #C23BC7 #C77C3B

square

#40C73B #3B86C7 #C23BC7 #C77C3B

split-complementary

#40C73B #7C3BC7 #C73B86

monochromatic

#21691E #30992C #40C73B #6ED56B #9DE29A

Accessibility & contrast

On white

2.22

#40C73B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.45

#40C73B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C73B

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C73B	#FFFFFF	#000000	##000000
##40C73B	1.00	2.22	9.45	9.45
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.45	21.00	1.00	1.00
##000000	9.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB525

Deuteranopia (green-blind)

#BCAA49

Tritanopia (blue-blind)

#1EC1AB

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #40c73b;
/* rgb */ color: rgb(64, 199, 59);
/* oklch */ color: oklch(73.0% 0.213 142.6);

Tailwind

colors: {
  custom: {
    50: '#87d979',
    500: '#40c73b',
    950: '#000000',
  },
}

SCSS

$custom: #40c73b;
$custom-light: #87d979;
$custom-dark: #000000;

JSON

{
  "hex": "#40c73b",
  "rgb": {
    "r": 64,
    "g": 199,
    "b": 59
  },
  "hsl": {
    "h": 117.857,
    "s": 55.556,
    "l": 50.588
  },
  "oklch": {
    "l": 0.72988,
    "c": 0.21283,
    "h": 142.6
  },
  "luminance": 0.42253
}

Semantic roles & 50–950 ramp

primary

#40C73B

secondary

#CC90CE

accent

#49DFDA

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D1509

muted

#7E837B

Preview Lab

Preview with #40C73B

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

Preview Lab → · Contrast checker → · Palette generator →