#40D956#40D956

#40D956 is a light, highly saturated green. Relative luminance 0.514; OKLCH L 77.9% C 0.215 H 145.3°. Best body text is #000000 at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#40D956
RGB	rgb(64, 217, 86)
HSL	hsl(129, 67%, 55%)
HSV	hsv(129, 71%, 85%)
CMYK	cmyk(70.5%, 0%, 60.4%, 14.9%)
CIE-LAB	lab(76.91, -65.41, 52.05)
CIE-LCH	lch(76.91, 83.59, 141.49°)
OKLab	oklab(77.92% -0.1766 0.1223)
OKLCH	oklch(77.92% 0.215 145.3)
XYZ	xyz(28.6050, 51.3844, 17.2130)
Luminance	0.5139 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D956 #D940C3

analogous

#77D940 #40D956 #40D9A2

triadic

#40D956 #5640D9 #D95640

tetradic

#40D956 #4077D9 #D940C3 #D9A240

square

#40D956 #4077D9 #D940C3 #D9A240

split-complementary

#40D956 #A240D9 #D94077

monochromatic

#1A842A #24B73A #40D956 #73E383 #A6EDB0

Accessibility & contrast

On white

1.86

#40D956 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.28

#40D956 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D956

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D956	#FFFFFF	#000000	##000000
##40D956	1.00	1.86	11.28	11.28
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.28	21.00	1.00	1.00
##000000	11.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC548

Deuteranopia (green-blind)

#CBB961

Tritanopia (blue-blind)

#00D4BD

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #40d956;
/* rgb */ color: rgb(64, 217, 86);
/* oklch */ color: oklch(77.9% 0.215 145.3);

Tailwind

colors: {
  custom: {
    50: '#89e68a',
    500: '#40d956',
    950: '#000000',
  },
}

SCSS

$custom: #40d956;
$custom-light: #89e68a;
$custom-dark: #000000;

JSON

{
  "hex": "#40d956",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 86
  },
  "hsl": {
    "h": 128.627,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.77924,
    "c": 0.21482,
    "h": 145.3
  },
  "luminance": 0.51388
}

Semantic roles & 50–950 ramp

primary

#40D956

secondary

#8B327E

accent

#3ED1EA

background

#FCFEFC

surface

#F4FDF4

border

#CED5CE

text

#0D160C

muted

#7F847F

Preview Lab

Preview with #40D956

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

Preview Lab → · Contrast checker → · Palette generator →