#40D942#40D942

#40D942 is a light, highly saturated green. Relative luminance 0.511; OKLCH L 77.7% C 0.229 H 143.1°. Best body text is #000000 at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#40D942
RGB	rgb(64, 217, 66)
HSL	hsl(121, 67%, 55%)
HSV	hsv(121, 71%, 85%)
CMYK	cmyk(70.5%, 0%, 69.6%, 14.9%)
CIE-LAB	lab(76.74, -67.42, 60.06)
CIE-LCH	lch(76.74, 90.29, 138.31°)
OKLab	oklab(77.73% -0.1829 0.1372)
OKLCH	oklch(77.73% 0.229 143.1)
XYZ	xyz(27.9089, 51.1060, 13.5468)
Luminance	0.5111 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D942 #D940D7

analogous

#8BD940 #40D942 #40D98E

triadic

#40D942 #4240D9 #D94240

tetradic

#40D942 #408BD9 #D940D7 #D98E40

square

#40D942 #408BD9 #D940D7 #D98E40

split-complementary

#40D942 #8E40D9 #D9408B

monochromatic

#1A841C #24B726 #40D942 #73E375 #A6EDA7

Accessibility & contrast

On white

1.87

#40D942 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.22

#40D942 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D942

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D942	#FFFFFF	#000000	##000000
##40D942	1.00	1.87	11.22	11.22
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.22	21.00	1.00	1.00
##000000	11.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC52B

Deuteranopia (green-blind)

#CCB951

Tritanopia (blue-blind)

#05D3BB

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #40d942;
/* rgb */ color: rgb(64, 217, 66);
/* oklch */ color: oklch(77.7% 0.229 143.1);

Tailwind

colors: {
  custom: {
    50: '#8ae67e',
    500: '#40d942',
    950: '#000000',
  },
}

SCSS

$custom: #40d942;
$custom-light: #8ae67e;
$custom-dark: #000000;

JSON

{
  "hex": "#40d942",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 66
  },
  "hsl": {
    "h": 120.784,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.7773,
    "c": 0.22867,
    "h": 143.1
  },
  "luminance": 0.51109
}

Semantic roles & 50–950 ramp

primary

#40D942

secondary

#8B328A

accent

#3EE7EA

background

#FCFEFB

surface

#F4FDF2

border

#CED5CC

text

#0D160A

muted

#7F847D

Preview Lab

Preview with #40D942

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

Preview Lab → · Contrast checker → · Palette generator →