#40B338#40B338

#40B338 is a light, vivid green. Relative luminance 0.336; OKLCH L 67.7% C 0.192 H 142.2°. Best body text is #000000 at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#40B338
RGB	rgb(64, 179, 56)
HSL	hsl(116, 52%, 46%)
HSV	hsv(116, 69%, 70%)
CMYK	cmyk(64.2%, 0%, 68.7%, 29.8%)
CIE-LAB	lab(64.65, -55.57, 51.20)
CIE-LCH	lch(64.65, 75.56, 137.34°)
OKLab	oklab(67.69% -0.1513 0.1174)
OKLCH	oklch(67.69% 0.192 142.2)
XYZ	xyz(18.9472, 33.6138, 9.2302)
Luminance	0.3362 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B338 #AB38B3

analogous

#7DB338 #40B338 #38B36D

triadic

#40B338 #3840B3 #B33840

tetradic

#40B338 #387DB3 #AB38B3 #B36D38

square

#40B338 #387DB3 #AB38B3 #B36D38

split-complementary

#40B338 #6D38B3 #B3387D

monochromatic

#1F561B #2F8429 #40B338 #63CC5C #90DB8B

Accessibility & contrast

On white

2.72

#40B338 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.72

#40B338 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B338

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B338	#FFFFFF	#000000	##000000
##40B338	1.00	2.72	7.72	7.72
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.72	21.00	1.00	1.00
##000000	7.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A326

Deuteranopia (green-blind)

#A99944

Tritanopia (blue-blind)

#2AAE9A

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #40b338;
/* rgb */ color: rgb(64, 179, 56);
/* oklch */ color: oklch(67.7% 0.192 142.2);

Tailwind

colors: {
  custom: {
    50: '#83cb75',
    500: '#40b338',
    950: '#000000',
  },
}

SCSS

$custom: #40b338;
$custom-light: #83cb75;
$custom-dark: #000000;

JSON

{
  "hex": "#40b338",
  "rgb": {
    "r": 64,
    "g": 179,
    "b": 56
  },
  "hsl": {
    "h": 116.098,
    "s": 52.34,
    "l": 46.078
  },
  "oklch": {
    "l": 0.67691,
    "c": 0.19154,
    "h": 142.2
  },
  "luminance": 0.33616
}

Semantic roles & 50–950 ramp

primary

#40B338

secondary

#C182C5

accent

#4CDCD2

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #40B338

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

Preview Lab → · Contrast checker → · Palette generator →