#40C55E#40C55E

#40C55E is a light, vivid green. Relative luminance 0.418; OKLCH L 72.9% C 0.184 H 147.5°. Best body text is #000000 at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#40C55E
RGB	rgb(64, 197, 94)
HSL	hsl(134, 53%, 51%)
HSV	hsv(134, 68%, 77%)
CMYK	cmyk(67.5%, 0%, 52.3%, 22.7%)
CIE-LAB	lab(70.75, -57.47, 41.06)
CIE-LCH	lch(70.75, 70.63, 144.46°)
OKLab	oklab(72.86% -0.155 0.0989)
OKLCH	oklch(72.86% 0.184 147.5)
XYZ	xyz(24.0992, 41.8281, 17.3911)
Luminance	0.4183 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C55E #C540A7

analogous

#64C540 #40C55E #40C5A0

triadic

#40C55E #5E40C5 #C55E40

tetradic

#40C55E #4064C5 #C540A7 #C5A040

square

#40C55E #4064C5 #C540A7 #C5A040

split-complementary

#40C55E #A040C5 #C54064

monochromatic

#206A31 #2F9947 #40C55E #6FD386 #9EE2AD

Accessibility & contrast

On white

2.24

#40C55E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.37

#40C55E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C55E

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C55E	#FFFFFF	#000000	##000000
##40C55E	1.00	2.24	9.37	9.37
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.37	21.00	1.00	1.00
##000000	9.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B455

Deuteranopia (green-blind)

#B7A966

Tritanopia (blue-blind)

#05C1AD

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #40c55e;
/* rgb */ color: rgb(64, 197, 94);
/* oklch */ color: oklch(72.9% 0.184 147.5);

Tailwind

colors: {
  custom: {
    50: '#85d88e',
    500: '#40c55e',
    950: '#000000',
  },
}

SCSS

$custom: #40c55e;
$custom-light: #85d88e;
$custom-dark: #000000;

JSON

{
  "hex": "#40c55e",
  "rgb": {
    "r": 64,
    "g": 197,
    "b": 94
  },
  "hsl": {
    "h": 133.534,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.72857,
    "c": 0.18381,
    "h": 147.5
  },
  "luminance": 0.41831
}

Semantic roles & 50–950 ramp

primary

#40C55E

secondary

#CE93C1

accent

#4BBCDD

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0C150C

muted

#7D837D

Preview Lab

Preview with #40C55E

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

Preview Lab → · Contrast checker → · Palette generator →