#40AD37#40AD37

#40AD37 is a light, vivid green. Relative luminance 0.313; OKLCH L 66.1% C 0.185 H 142.0°. Best body text is #000000 at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#40AD37
RGB	rgb(64, 173, 55)
HSL	hsl(115, 52%, 45%)
HSV	hsv(115, 68%, 68%)
CMYK	cmyk(63%, 0%, 68.2%, 32.2%)
CIE-LAB	lab(62.72, -53.53, 49.55)
CIE-LCH	lch(62.72, 72.94, 137.21°)
OKLab	oklab(66.09% -0.1459 0.1138)
OKLCH	oklch(66.09% 0.185 142)
XYZ	xyz(17.7466, 31.2512, 8.7106)
Luminance	0.3125 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AD37 #A437AD

analogous

#7BAD37 #40AD37 #37AD69

triadic

#40AD37 #3740AD #AD3740

tetradic

#40AD37 #377BAD #A437AD #AD6937

square

#40AD37 #377BAD #A437AD #AD6937

split-complementary

#40AD37 #6937AD #AD377B

monochromatic

#1E5019 #2F7F28 #40AD37 #60CA57 #8CD886

Accessibility & contrast

On white

2.90

#40AD37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.25

#40AD37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AD37

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AD37	#FFFFFF	#000000	##000000
##40AD37	1.00	2.90	7.25	7.25
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.25	21.00	1.00	1.00
##000000	7.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B19D27

Deuteranopia (green-blind)

#A49442

Tritanopia (blue-blind)

#2CA895

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #40ad37;
/* rgb */ color: rgb(64, 173, 55);
/* oklch */ color: oklch(66.1% 0.185 142.0);

Tailwind

colors: {
  custom: {
    50: '#82c674',
    500: '#40ad37',
    950: '#000000',
  },
}

SCSS

$custom: #40ad37;
$custom-light: #82c674;
$custom-dark: #000000;

JSON

{
  "hex": "#40ad37",
  "rgb": {
    "r": 64,
    "g": 173,
    "b": 55
  },
  "hsl": {
    "h": 115.424,
    "s": 51.754,
    "l": 44.706
  },
  "oklch": {
    "l": 0.66087,
    "c": 0.185,
    "h": 142
  },
  "luminance": 0.31253
}

Semantic roles & 50–950 ramp

primary

#40AD37

secondary

#BD7DC2

accent

#4DDBD0

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1308

muted

#7D827B

Preview Lab

Preview with #40AD37

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

Preview Lab → · Contrast checker → · Palette generator →