#40AD39#40AD39

#40AD39 is a light, vivid green. Relative luminance 0.313; OKLCH L 66.1% C 0.184 H 142.3°. Best body text is #000000 at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#40AD39
RGB	rgb(64, 173, 57)
HSL	hsl(116, 50%, 45%)
HSV	hsv(116, 67%, 68%)
CMYK	cmyk(63%, 0%, 67.1%, 32.2%)
CIE-LAB	lab(62.74, -53.34, 48.73)
CIE-LCH	lch(62.74, 72.25, 137.58°)
OKLab	oklab(66.11% -0.1452 0.1123)
OKLCH	oklch(66.11% 0.184 142.3)
XYZ	xyz(17.7955, 31.2708, 8.9682)
Luminance	0.3127 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AD39 #A639AD

analogous

#7AAD39 #40AD39 #39AD6C

triadic

#40AD39 #3940AD #AD3940

tetradic

#40AD39 #397AAD #A639AD #AD6C39

square

#40AD39 #397AAD #A639AD #AD6C39

split-complementary

#40AD39 #6C39AD #AD397A

monochromatic

#1E511B #2F7F2A #40AD39 #61C95A #8DD888

Accessibility & contrast

On white

2.89

#40AD39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.25

#40AD39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AD39

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AD39	#FFFFFF	#000000	##000000
##40AD39	1.00	2.89	7.25	7.25
#FFFFFF	2.89	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)

#B19D2A

Deuteranopia (green-blind)

#A49444

Tritanopia (blue-blind)

#2CA895

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #40ad39;
/* rgb */ color: rgb(64, 173, 57);
/* oklch */ color: oklch(66.1% 0.184 142.3);

Tailwind

colors: {
  custom: {
    50: '#82c675',
    500: '#40ad39',
    950: '#000000',
  },
}

SCSS

$custom: #40ad39;
$custom-light: #82c675;
$custom-dark: #000000;

JSON

{
  "hex": "#40ad39",
  "rgb": {
    "r": 64,
    "g": 173,
    "b": 57
  },
  "hsl": {
    "h": 116.379,
    "s": 50.435,
    "l": 45.098
  },
  "oklch": {
    "l": 0.66106,
    "c": 0.1836,
    "h": 142.3
  },
  "luminance": 0.31273
}

Semantic roles & 50–950 ramp

primary

#40AD39

secondary

#BE80C2

accent

#4EDAD1

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #40AD39

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

Preview Lab → · Contrast checker → · Palette generator →