#40C371#40C371

#40C371 is a light, vivid green. Relative luminance 0.413; OKLCH L 72.6% C 0.164 H 152.0°. Best body text is #000000 at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#40C371
RGB	rgb(64, 195, 113)
HSL	hsl(142, 52%, 51%)
HSV	hsv(142, 67%, 76%)
CMYK	cmyk(67.2%, 0%, 42.1%, 23.5%)
CIE-LAB	lab(70.39, -53.71, 31.07)
CIE-LCH	lch(70.39, 62.04, 149.95°)
OKLab	oklab(72.65% -0.1449 0.0769)
OKLCH	oklch(72.65% 0.164 152)
XYZ	xyz(24.6080, 41.3098, 22.2963)
Luminance	0.4131 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C371 #C34092

analogous

#50C340 #40C371 #40C3B2

triadic

#40C371 #7140C3 #C37140

tetradic

#40C371 #4050C3 #C34092 #C3B240

square

#40C371 #4050C3 #C34092 #C3B240

split-complementary

#40C371 #B240C3 #C34050

monochromatic

#21683B #2F9756 #40C371 #6FD294 #9DE0B6

Accessibility & contrast

On white

2.27

#40C371 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.26

#40C371 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C371

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C371	#FFFFFF	#000000	##000000
##40C371	1.00	2.27	9.26	9.26
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.26	21.00	1.00	1.00
##000000	9.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3B36B

Deuteranopia (green-blind)

#B3A877

Tritanopia (blue-blind)

#00C0AF

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #40c371;
/* rgb */ color: rgb(64, 195, 113);
/* oklch */ color: oklch(72.6% 0.164 152.0);

Tailwind

colors: {
  custom: {
    50: '#84d69b',
    500: '#40c371',
    950: '#000000',
  },
}

SCSS

$custom: #40c371;
$custom-light: #84d69b;
$custom-dark: #000000;

JSON

{
  "hex": "#40c371",
  "rgb": {
    "r": 64,
    "g": 195,
    "b": 113
  },
  "hsl": {
    "h": 142.443,
    "s": 52.191,
    "l": 50.784
  },
  "oklch": {
    "l": 0.72647,
    "c": 0.16402,
    "h": 152
  },
  "luminance": 0.41312
}

Semantic roles & 50–950 ramp

primary

#40C371

secondary

#CC92B7

accent

#4CA6DC

background

#F8FDF9

surface

#F0FAF2

border

#CBD3CC

text

#0C140E

muted

#7D837E

Preview Lab

Preview with #40C371

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

Preview Lab → · Contrast checker → · Palette generator →