#40CF36#40CF36

#40CF36 is a light, highly saturated green. Relative luminance 0.460; OKLCH L 75.0% C 0.225 H 142.1°. Best body text is #000000 at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#40CF36
RGB	rgb(64, 207, 54)
HSL	hsl(116, 61%, 51%)
HSV	hsv(116, 74%, 81%)
CMYK	cmyk(69.1%, 0%, 73.9%, 18.8%)
CIE-LAB	lab(73.53, -65.16, 61.10)
CIE-LCH	lch(73.53, 89.33, 136.84°)
OKLab	oklab(75.04% -0.1774 0.1379)
OKLCH	oklch(75.04% 0.225 142.1)
XYZ	xyz(25.0916, 45.9793, 11.0419)
Luminance	0.4598 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CF36 #C536CF

analogous

#8DCF36 #40CF36 #36CF78

triadic

#40CF36 #3640CF #CF3640

tetradic

#40CF36 #368DCF #C536CF #CF7836

square

#40CF36 #368DCF #C536CF #CF7836

split-complementary

#40CF36 #7836CF #CF368D

monochromatic

#20701B #2FA127 #40CF36 #6FDB67 #9EE799

Accessibility & contrast

On white

2.06

#40CF36 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.20

#40CF36 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CF36

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CF36	#FFFFFF	#000000	##000000
##40CF36	1.00	2.06	10.20	10.20
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.20	21.00	1.00	1.00
##000000	10.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BC17

Deuteranopia (green-blind)

#C3B046

Tritanopia (blue-blind)

#19C9B2

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #40cf36;
/* rgb */ color: rgb(64, 207, 54);
/* oklch */ color: oklch(75.0% 0.225 142.1);

Tailwind

colors: {
  custom: {
    50: '#89df77',
    500: '#40cf36',
    950: '#000000',
  },
}

SCSS

$custom: #40cf36;
$custom-light: #89df77;
$custom-dark: #000000;

JSON

{
  "hex": "#40cf36",
  "rgb": {
    "r": 64,
    "g": 207,
    "b": 54
  },
  "hsl": {
    "h": 116.078,
    "s": 61.446,
    "l": 51.176
  },
  "oklch": {
    "l": 0.75041,
    "c": 0.22467,
    "h": 142.1
  },
  "luminance": 0.45982
}

Semantic roles & 50–950 ramp

primary

#40CF36

secondary

#CE8FD2

accent

#43E5DA

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D1509

muted

#7E837B

Preview Lab

Preview with #40CF36

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

Preview Lab → · Contrast checker → · Palette generator →