#40CB56#40CB56

#40CB56 is a light, vivid green. Relative luminance 0.445; OKLCH L 74.3% C 0.198 H 145.8°. Best body text is #000000 at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#40CB56
RGB	rgb(64, 203, 86)
HSL	hsl(129, 57%, 52%)
HSV	hsv(129, 68%, 80%)
CMYK	cmyk(68.5%, 0%, 57.6%, 20.4%)
CIE-LAB	lab(72.54, -60.66, 46.99)
CIE-LCH	lch(72.54, 76.73, 142.24°)
OKLab	oklab(74.31% -0.1638 0.1113)
OKLCH	oklch(74.31% 0.198 145.8)
XYZ	xyz(25.1483, 44.4710, 16.0607)
Luminance	0.4447 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CB56 #CB40B5

analogous

#70CB40 #40CB56 #40CB9B

triadic

#40CB56 #5640CB #CB5640

tetradic

#40CB56 #4070CB #CB40B5 #CB9B40

square

#40CB56 #4070CB #CB40B5 #CB9B40

split-complementary

#40CB56 #9B40CB #CB4070

monochromatic

#1F722C #2CA23F #40CB56 #70D881 #A0E5AB

Accessibility & contrast

On white

2.12

#40CB56 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.89

#40CB56 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CB56

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CB56	#FFFFFF	#000000	##000000
##40CB56	1.00	2.12	9.89	9.89
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.89	21.00	1.00	1.00
##000000	9.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB94A

Deuteranopia (green-blind)

#BDAD5F

Tritanopia (blue-blind)

#06C6B1

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #40cb56;
/* rgb */ color: rgb(64, 203, 86);
/* oklch */ color: oklch(74.3% 0.198 145.8);

Tailwind

colors: {
  custom: {
    50: '#87dc89',
    500: '#40cb56',
    950: '#000000',
  },
}

SCSS

$custom: #40cb56;
$custom-light: #87dc89;
$custom-dark: #000000;

JSON

{
  "hex": "#40cb56",
  "rgb": {
    "r": 64,
    "g": 203,
    "b": 86
  },
  "hsl": {
    "h": 129.496,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.74307,
    "c": 0.19803,
    "h": 145.8
  },
  "luminance": 0.44474
}

Semantic roles & 50–950 ramp

primary

#40CB56

secondary

#D295C8

accent

#47C8E0

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0D150C

muted

#7D837D

Preview Lab

Preview with #40CB56

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

Preview Lab → · Contrast checker → · Palette generator →