#40CC56#40CC56

#40CC56 is a light, vivid green. Relative luminance 0.449; OKLCH L 74.6% C 0.199 H 145.8°. Best body text is #000000 at 9.99:1 contrast (WCAG AA passes).

Color values

HEX	#40CC56
RGB	rgb(64, 204, 86)
HSL	hsl(129, 58%, 53%)
HSV	hsv(129, 69%, 80%)
CMYK	cmyk(68.6%, 0%, 57.8%, 20%)
CIE-LAB	lab(72.86, -61.00, 47.35)
CIE-LCH	lch(72.86, 77.22, 142.18°)
OKLab	oklab(74.57% -0.1647 0.1121)
OKLCH	oklch(74.57% 0.199 145.8)
XYZ	xyz(25.3852, 44.9449, 16.1397)
Luminance	0.4495 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CC56 #CC40B6

analogous

#70CC40 #40CC56 #40CC9C

triadic

#40CC56 #5640CC #CC5640

tetradic

#40CC56 #4070CC #CC40B6 #CC9C40

square

#40CC56 #4070CC #CC40B6 #CC9C40

split-complementary

#40CC56 #9C40CC #CC4070

monochromatic

#1F732C #2CA33E #40CC56 #70D981 #A1E6AB

Accessibility & contrast

On white

2.10

#40CC56 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.99

#40CC56 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CC56

9.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CC56	#FFFFFF	#000000	##000000
##40CC56	1.00	2.10	9.99	9.99
#FFFFFF	2.10	1.00	21.00	21.00
#000000	9.99	21.00	1.00	1.00
##000000	9.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFBA4A

Deuteranopia (green-blind)

#BEAE5F

Tritanopia (blue-blind)

#05C7B2

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #40cc56;
/* rgb */ color: rgb(64, 204, 86);
/* oklch */ color: oklch(74.6% 0.199 145.8);

Tailwind

colors: {
  custom: {
    50: '#87dd89',
    500: '#40cc56',
    950: '#000000',
  },
}

SCSS

$custom: #40cc56;
$custom-light: #87dd89;
$custom-dark: #000000;

JSON

{
  "hex": "#40cc56",
  "rgb": {
    "r": 64,
    "g": 204,
    "b": 86
  },
  "hsl": {
    "h": 129.429,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.74566,
    "c": 0.19926,
    "h": 145.8
  },
  "luminance": 0.44948
}

Semantic roles & 50–950 ramp

primary

#40CC56

secondary

#D295C9

accent

#47C9E1

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #40CC56

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

Preview Lab → · Contrast checker → · Palette generator →