#40D56F#40D56F

#40D56F is a light, vivid green. Relative luminance 0.498; OKLCH L 77.2% C 0.189 H 149.7°. Best body text is #000000 at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#40D56F
RGB	rgb(64, 213, 111)
HSL	hsl(139, 64%, 54%)
HSV	hsv(139, 70%, 84%)
CMYK	cmyk(70%, 0%, 47.9%, 16.5%)
CIE-LAB	lab(75.96, -60.64, 39.21)
CIE-LCH	lch(75.96, 72.21, 147.12°)
OKLab	oklab(77.23% -0.1633 0.0956)
OKLCH	oklch(77.23% 0.189 149.7)
XYZ	xyz(28.7756, 49.8230, 23.1361)
Luminance	0.4983 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D56F #D540A6

analogous

#5CD540 #40D56F #40D5B9

triadic

#40D56F #6F40D5 #D56F40

tetradic

#40D56F #405CD5 #D540A6 #D5B940

square

#40D56F #405CD5 #D540A6 #D5B940

split-complementary

#40D56F #B940D5 #D5405C

monochromatic

#1C7F3B #27B152 #40D56F #72E095 #A4EBBB

Accessibility & contrast

On white

1.92

#40D56F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.97

#40D56F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D56F

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D56F	#FFFFFF	#000000	##000000
##40D56F	1.00	1.92	10.97	10.97
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.97	21.00	1.00	1.00
##000000	10.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6C367

Deuteranopia (green-blind)

#C5B676

Tritanopia (blue-blind)

#00D1BD

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #40d56f;
/* rgb */ color: rgb(64, 213, 111);
/* oklch */ color: oklch(77.2% 0.189 149.7);

Tailwind

colors: {
  custom: {
    50: '#88e39a',
    500: '#40d56f',
    950: '#000000',
  },
}

SCSS

$custom: #40d56f;
$custom-light: #88e39a;
$custom-dark: #000000;

JSON

{
  "hex": "#40d56f",
  "rgb": {
    "r": 64,
    "g": 213,
    "b": 111
  },
  "hsl": {
    "h": 138.926,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.77231,
    "c": 0.18917,
    "h": 149.7
  },
  "luminance": 0.49826
}

Semantic roles & 50–950 ramp

primary

#40D56F

secondary

#D899C4

accent

#41B3E7

background

#F9FEF9

surface

#F1FCF2

border

#CBD5CC

text

#0D160E

muted

#7E847E

Preview Lab

Preview with #40D56F

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

Preview Lab → · Contrast checker → · Palette generator →