#40A931#40A931

#40A931 is a light, vivid green. Relative luminance 0.297; OKLCH L 65.0% C 0.184 H 141.3°. Best body text is #000000 at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#40A931
RGB	rgb(64, 169, 49)
HSL	hsl(113, 55%, 43%)
HSV	hsv(113, 71%, 66%)
CMYK	cmyk(62.1%, 0%, 71%, 33.7%)
CIE-LAB	lab(61.38, -52.63, 50.54)
CIE-LCH	lch(61.38, 72.97, 136.16°)
OKLab	oklab(64.97% -0.1438 0.1152)
OKLCH	oklch(64.97% 0.184 141.3)
XYZ	xyz(16.8558, 29.6861, 7.7468)
Luminance	0.2969 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A931 #9A31A9

analogous

#7CA931 #40A931 #31A95E

triadic

#40A931 #3140A9 #A93140

tetradic

#40A931 #317CA9 #9A31A9 #A95E31

square

#40A931 #317CA9 #9A31A9 #A95E31

split-complementary

#40A931 #5E31A9 #A9317C

monochromatic

#1C4A15 #2E7A23 #40A931 #5CCB4C #87D97C

Accessibility & contrast

On white

3.03

#40A931 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.94

#40A931 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #40A931

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A931	#FFFFFF	#000000	##000000
##40A931	1.00	3.03	6.94	6.94
#FFFFFF	3.03	1.00	21.00	21.00
#000000	6.94	21.00	1.00	1.00
##000000	6.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AD9A1E

Deuteranopia (green-blind)

#A0913D

Tritanopia (blue-blind)

#2FA491

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #40a931;
/* rgb */ color: rgb(64, 169, 49);
/* oklch */ color: oklch(65.0% 0.184 141.3);

Tailwind

colors: {
  custom: {
    50: '#81c370',
    500: '#40a931',
    950: '#000000',
  },
}

SCSS

$custom: #40a931;
$custom-light: #81c370;
$custom-dark: #000000;

JSON

{
  "hex": "#40a931",
  "rgb": {
    "r": 64,
    "g": 169,
    "b": 49
  },
  "hsl": {
    "h": 112.5,
    "s": 55.046,
    "l": 42.745
  },
  "oklch": {
    "l": 0.64967,
    "c": 0.1842,
    "h": 141.3
  },
  "luminance": 0.29688
}

Semantic roles & 50–950 ramp

primary

#40A931

secondary

#B874C1

accent

#49DECC

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1308

muted

#7D827B

Preview Lab

Preview with #40A931

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

Preview Lab → · Contrast checker → · Palette generator →