#40AD31#40AD31

#40AD31 is a light, vivid green. Relative luminance 0.312; OKLCH L 66.0% C 0.189 H 141.4°. Best body text is #000000 at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#40AD31
RGB	rgb(64, 173, 49)
HSL	hsl(113, 56%, 44%)
HSV	hsv(113, 72%, 68%)
CMYK	cmyk(63%, 0%, 71.7%, 32.2%)
CIE-LAB	lab(62.67, -54.06, 51.88)
CIE-LCH	lch(62.67, 74.93, 136.18°)
OKLab	oklab(66.04% -0.1476 0.118)
OKLCH	oklch(66.04% 0.189 141.4)
XYZ	xyz(17.6114, 31.1972, 7.9987)
Luminance	0.3120 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AD31 #9E31AD

analogous

#7EAD31 #40AD31 #31AD60

triadic

#40AD31 #3140AD #AD3140

tetradic

#40AD31 #317EAD #9E31AD #AD6031

square

#40AD31 #317EAD #9E31AD #AD6031

split-complementary

#40AD31 #6031AD #AD317E

monochromatic

#1D4E16 #2E7D23 #40AD31 #5ECD4E #89DA7E

Accessibility & contrast

On white

2.90

#40AD31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.24

#40AD31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AD31

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AD31	#FFFFFF	#000000	##000000
##40AD31	1.00	2.90	7.24	7.24
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.24	21.00	1.00	1.00
##000000	7.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B19D1D

Deuteranopia (green-blind)

#A4943D

Tritanopia (blue-blind)

#2EA895

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #40ad31;
/* rgb */ color: rgb(64, 173, 49);
/* oklch */ color: oklch(66.0% 0.189 141.4);

Tailwind

colors: {
  custom: {
    50: '#82c670',
    500: '#40ad31',
    950: '#000000',
  },
}

SCSS

$custom: #40ad31;
$custom-light: #82c670;
$custom-dark: #000000;

JSON

{
  "hex": "#40ad31",
  "rgb": {
    "r": 64,
    "g": 173,
    "b": 49
  },
  "hsl": {
    "h": 112.742,
    "s": 55.856,
    "l": 43.529
  },
  "oklch": {
    "l": 0.66035,
    "c": 0.18897,
    "h": 141.4
  },
  "luminance": 0.31199
}

Semantic roles & 50–950 ramp

primary

#40AD31

secondary

#BA77C3

accent

#49DFCD

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1308

muted

#7D827B

Preview Lab

Preview with #40AD31

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

Preview Lab → · Contrast checker → · Palette generator →