#40C857#40C857

#40C857 is a light, vivid green. Relative luminance 0.431; OKLCH L 73.5% C 0.194 H 146.1°. Best body text is #000000 at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#40C857
RGB	rgb(64, 200, 87)
HSL	hsl(130, 55%, 52%)
HSV	hsv(130, 68%, 78%)
CMYK	cmyk(68%, 0%, 56.5%, 21.6%)
CIE-LAB	lab(71.61, -59.48, 45.43)
CIE-LCH	lch(71.61, 74.85, 142.63°)
OKLab	oklab(73.54% -0.1606 0.108)
OKLCH	oklch(73.54% 0.194 146.1)
XYZ	xyz(24.4872, 43.0840, 16.0405)
Luminance	0.4309 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C857 #C840B1

analogous

#6DC840 #40C857 #40C89B

triadic

#40C857 #5740C8 #C85740

tetradic

#40C857 #406DC8 #C840B1 #C89B40

square

#40C857 #406DC8 #C840B1 #C89B40

split-complementary

#40C857 #9B40C8 #C8406D

monochromatic

#206E2D #2D9D40 #40C857 #70D681 #9FE3AB

Accessibility & contrast

On white

2.18

#40C857 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.62

#40C857 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C857

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C857	#FFFFFF	#000000	##000000
##40C857	1.00	2.18	9.62	9.62
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.62	21.00	1.00	1.00
##000000	9.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB64C

Deuteranopia (green-blind)

#BBAB60

Tritanopia (blue-blind)

#0AC3AF

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #40c857;
/* rgb */ color: rgb(64, 200, 87);
/* oklch */ color: oklch(73.5% 0.194 146.1);

Tailwind

colors: {
  custom: {
    50: '#86da89',
    500: '#40c857',
    950: '#000000',
  },
}

SCSS

$custom: #40c857;
$custom-light: #86da89;
$custom-dark: #000000;

JSON

{
  "hex": "#40c857",
  "rgb": {
    "r": 64,
    "g": 200,
    "b": 87
  },
  "hsl": {
    "h": 130.147,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.73541,
    "c": 0.19352,
    "h": 146.1
  },
  "luminance": 0.43087
}

Semantic roles & 50–950 ramp

primary

#40C857

secondary

#D094C6

accent

#49C5DF

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0C150C

muted

#7D837D

Preview Lab

Preview with #40C857

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

Preview Lab → · Contrast checker → · Palette generator →