#40D644#40D644

#40D644 is a light, highly saturated green. Relative luminance 0.496; OKLCH L 77.0% C 0.224 H 143.3°. Best body text is #000000 at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#40D644
RGB	rgb(64, 214, 68)
HSL	hsl(122, 65%, 55%)
HSV	hsv(122, 70%, 84%)
CMYK	cmyk(70.1%, 0%, 68.2%, 16.1%)
CIE-LAB	lab(75.82, -66.28, 58.32)
CIE-LCH	lch(75.82, 88.28, 138.65°)
OKLab	oklab(76.97% -0.1797 0.1338)
OKLCH	oklch(76.97% 0.224 143.3)
XYZ	xyz(27.2026, 49.5975, 13.6074)
Luminance	0.4960 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D644 #D640D2

analogous

#87D640 #40D644 #40D68F

triadic

#40D644 #4440D6 #D64440

tetradic

#40D644 #4087D6 #D640D2 #D68F40

square

#40D644 #4087D6 #D640D2 #D68F40

split-complementary

#40D644 #8F40D6 #D64087

monochromatic

#1B801E #26B22A #40D644 #72E175 #A5ECA7

Accessibility & contrast

On white

1.92

#40D644 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.92

#40D644 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D644

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D644	#FFFFFF	#000000	##000000
##40D644	1.00	1.92	10.92	10.92
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.92	21.00	1.00	1.00
##000000	10.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC22F

Deuteranopia (green-blind)

#C9B652

Tritanopia (blue-blind)

#08D0B9

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #40d644;
/* rgb */ color: rgb(64, 214, 68);
/* oklch */ color: oklch(77.0% 0.224 143.3);

Tailwind

colors: {
  custom: {
    50: '#8ae47f',
    500: '#40d644',
    950: '#000000',
  },
}

SCSS

$custom: #40d644;
$custom-light: #8ae47f;
$custom-dark: #000000;

JSON

{
  "hex": "#40d644",
  "rgb": {
    "r": 64,
    "g": 214,
    "b": 68
  },
  "hsl": {
    "h": 121.6,
    "s": 64.655,
    "l": 54.51
  },
  "oklch": {
    "l": 0.7697,
    "c": 0.22406,
    "h": 143.3
  },
  "luminance": 0.496
}

Semantic roles & 50–950 ramp

primary

#40D644

secondary

#D999D7

accent

#40E3E8

background

#F9FEF8

surface

#F2FCEF

border

#CCD5CA

text

#0D160B

muted

#7E847C

Preview Lab

Preview with #40D644

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

Preview Lab → · Contrast checker → · Palette generator →