#40C655#40C655

#40C655 is a light, vivid green. Relative luminance 0.421; OKLCH L 73.0% C 0.193 H 145.8°. Best body text is #000000 at 9.43:1 contrast (WCAG AA passes).

Color values

HEX	#40C655
RGB	rgb(64, 198, 85)
HSL	hsl(129, 54%, 51%)
HSV	hsv(129, 68%, 78%)
CMYK	cmyk(67.7%, 0%, 57.1%, 22.4%)
CIE-LAB	lab(70.96, -59.04, 45.59)
CIE-LCH	lch(70.96, 74.59, 142.33°)
OKLab	oklab(73% -0.1594 0.1082)
OKLCH	oklch(73% 0.193 145.8)
XYZ	xyz(23.9465, 42.1315, 15.4628)
Luminance	0.4213 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C655 #C640B1

analogous

#6EC640 #40C655 #40C698

triadic

#40C655 #5540C6 #C65540

tetradic

#40C655 #406EC6 #C640B1 #C69840

square

#40C655 #406EC6 #C640B1 #C69840

split-complementary

#40C655 #9840C6 #C6406E

monochromatic

#206C2C #2E9B3F #40C655 #6FD47F #9EE2A9

Accessibility & contrast

On white

2.23

#40C655 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.43

#40C655 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C655

9.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C655	#FFFFFF	#000000	##000000
##40C655	1.00	2.23	9.43	9.43
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.43	21.00	1.00	1.00
##000000	9.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B44A

Deuteranopia (green-blind)

#B9A95E

Tritanopia (blue-blind)

#0FC1AD

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #40c655;
/* rgb */ color: rgb(64, 198, 85);
/* oklch */ color: oklch(73.0% 0.193 145.8);

Tailwind

colors: {
  custom: {
    50: '#86d888',
    500: '#40c655',
    950: '#000000',
  },
}

SCSS

$custom: #40c655;
$custom-light: #86d888;
$custom-dark: #000000;

JSON

{
  "hex": "#40c655",
  "rgb": {
    "r": 64,
    "g": 198,
    "b": 85
  },
  "hsl": {
    "h": 129.403,
    "s": 54.032,
    "l": 51.373
  },
  "oklch": {
    "l": 0.72996,
    "c": 0.1927,
    "h": 145.8
  },
  "luminance": 0.42134
}

Semantic roles & 50–950 ramp

primary

#40C655

secondary

#CE93C5

accent

#4AC6DD

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0C150C

muted

#7D837D

Preview Lab

Preview with #40C655

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

Preview Lab → · Contrast checker → · Palette generator →