#40E34B#40E34B

#40E34B is a light, highly saturated green. Relative luminance 0.565; OKLCH L 80.4% C 0.234 H 143.9°. Best body text is #000000 at 12.31:1 contrast (WCAG AA passes).

Color values

HEX	#40E34B
RGB	rgb(64, 227, 75)
HSL	hsl(124, 74%, 57%)
HSV	hsv(124, 72%, 89%)
CMYK	cmyk(71.8%, 0%, 67%, 11%)
CIE-LAB	lab(79.92, -69.81, 59.96)
CIE-LCH	lch(79.92, 92.02, 139.34°)
OKLab	oklab(80.38% -0.189 0.138)
OKLCH	oklch(80.38% 0.234 143.9)
XYZ	xyz(30.8515, 56.5327, 15.9412)
Luminance	0.5654 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40E34B #E340D8

analogous

#87E340 #40E34B #40E39D

triadic

#40E34B #4B40E3 #E34B40

tetradic

#40E34B #4087E3 #E340D8 #E39D40

square

#40E34B #4087E3 #E340D8 #E39D40

split-complementary

#40E34B #9D40E3 #E34087

monochromatic

#16931E #1DC829 #40E34B #75EB7D #ABF3B0

Accessibility & contrast

On white

1.71

#40E34B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.31

#40E34B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40E34B

12.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40E34B	#FFFFFF	#000000	##000000
##40E34B	1.00	1.71	12.31	12.31
#FFFFFF	1.71	1.00	21.00	21.00
#000000	12.31	21.00	1.00	1.00
##000000	12.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7CE36

Deuteranopia (green-blind)

#D5C159

Tritanopia (blue-blind)

#00DDC4

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #40e34b;
/* rgb */ color: rgb(64, 227, 75);
/* oklch */ color: oklch(80.4% 0.234 143.9);

Tailwind

colors: {
  custom: {
    50: '#8ced84',
    500: '#40e34b',
    950: '#000000',
  },
}

SCSS

$custom: #40e34b;
$custom-light: #8ced84;
$custom-dark: #000000;

JSON

{
  "hex": "#40e34b",
  "rgb": {
    "r": 64,
    "g": 227,
    "b": 75
  },
  "hsl": {
    "h": 124.049,
    "s": 74.429,
    "l": 57.059
  },
  "oklch": {
    "l": 0.80384,
    "c": 0.23403,
    "h": 143.9
  },
  "luminance": 0.56536
}

Semantic roles & 50–950 ramp

primary

#40E34B

secondary

#973090

accent

#37E4F1

background

#FCFFFB

surface

#F5FEF2

border

#CFD6CC

text

#0E160B

muted

#7F857E

Preview Lab

Preview with #40E34B

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

Preview Lab → · Contrast checker → · Palette generator →