#40D240#40D240

#40D240 is a light, highly saturated green. Relative luminance 0.476; OKLCH L 75.9% C 0.222 H 143.0°. Best body text is #000000 at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#40D240
RGB	rgb(64, 210, 64)
HSL	hsl(120, 62%, 54%)
HSV	hsv(120, 70%, 82%)
CMYK	cmyk(69.5%, 0%, 69.5%, 17.6%)
CIE-LAB	lab(74.54, -65.33, 58.51)
CIE-LCH	lch(74.54, 87.70, 138.16°)
OKLab	oklab(75.9% -0.1774 0.1337)
OKLCH	oklch(75.9% 0.222 143)
XYZ	xyz(26.0848, 47.5505, 12.6530)
Luminance	0.4755 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D240 #D240D2

analogous

#89D240 #40D240 #40D289

triadic

#40D240 #4040D2 #D24040

tetradic

#40D240 #4089D2 #D240D2 #D28940

square

#40D240 #4089D2 #D240D2 #D28940

split-complementary

#40D240 #8940D2 #D24089

monochromatic

#1D7B1D #29AC29 #40D240 #72DE72 #A3E9A3

Accessibility & contrast

On white

2.00

#40D240 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.51

#40D240 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D240

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D240	#FFFFFF	#000000	##000000
##40D240	1.00	2.00	10.51	10.51
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.51	21.00	1.00	1.00
##000000	10.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE2A

Deuteranopia (green-blind)

#C6B34E

Tritanopia (blue-blind)

#11CCB5

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #40d240;
/* rgb */ color: rgb(64, 210, 64);
/* oklch */ color: oklch(75.9% 0.222 143.0);

Tailwind

colors: {
  custom: {
    50: '#89e17c',
    500: '#40d240',
    950: '#000000',
  },
}

SCSS

$custom: #40d240;
$custom-light: #89e17c;
$custom-dark: #000000;

JSON

{
  "hex": "#40d240",
  "rgb": {
    "r": 64,
    "g": 210,
    "b": 64
  },
  "hsl": {
    "h": 120,
    "s": 61.864,
    "l": 53.725
  },
  "oklch": {
    "l": 0.75899,
    "c": 0.22212,
    "h": 143
  },
  "luminance": 0.47553
}

Semantic roles & 50–950 ramp

primary

#40D240

secondary

#D698D6

accent

#43E5E5

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #40D240

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

Preview Lab → · Contrast checker → · Palette generator →