#40A11B#40A11B

#40A11B is a light, vivid green. Relative luminance 0.267; OKLCH L 62.7% C 0.187 H 139.2°. Best body text is #000000 at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#40A11B
RGB	rgb(64, 161, 27)
HSL	hsl(103, 71%, 37%)
HSV	hsv(103, 83%, 63%)
CMYK	cmyk(60.2%, 0%, 83.2%, 36.9%)
CIE-LAB	lab(58.66, -51.25, 55.29)
CIE-LCH	lch(58.66, 75.39, 132.83°)
OKLab	oklab(62.67% -0.1412 0.122)
OKLCH	oklch(62.67% 0.187 139.2)
XYZ	xyz(15.0564, 26.6575, 5.3887)
Luminance	0.2666 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A11B #7C1BA1

analogous

#83A11B #40A11B #1BA139

triadic

#40A11B #1B40A1 #A11B40

tetradic

#40A11B #1B83A1 #7C1BA1 #A1391B

square

#40A11B #1B83A1 #7C1BA1 #A1391B

split-complementary

#40A11B #391BA1 #A11B83

monochromatic

#163809 #2B6D12 #40A11B #55D524 #7BE254

Accessibility & contrast

On white

3.32

#40A11B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.33

#40A11B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #40A11B

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A11B	#FFFFFF	#000000	##000000
##40A11B	1.00	3.32	6.33	6.33
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.33	21.00	1.00	1.00
##000000	6.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A69200

Deuteranopia (green-blind)

#9A8A2C

Tritanopia (blue-blind)

#359B89

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #40a11b;
/* rgb */ color: rgb(64, 161, 27);
/* oklch */ color: oklch(62.7% 0.187 139.2);

Tailwind

colors: {
  custom: {
    50: '#81be65',
    500: '#40a11b',
    950: '#000000',
  },
}

SCSS

$custom: #40a11b;
$custom-light: #81be65;
$custom-dark: #000000;

JSON

{
  "hex": "#40a11b",
  "rgb": {
    "r": 64,
    "g": 161,
    "b": 27
  },
  "hsl": {
    "h": 103.433,
    "s": 71.277,
    "l": 36.863
  },
  "oklch": {
    "l": 0.62672,
    "c": 0.18664,
    "h": 139.2
  },
  "luminance": 0.26659
}

Semantic roles & 50–950 ramp

primary

#40A11B

secondary

#A652C5

accent

#3AEEBC

background

#F8FBF6

surface

#F0F7EB

border

#CBD0C6

text

#0B1206

muted

#7C817A

Preview Lab

Preview with #40A11B

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

Preview Lab → · Contrast checker → · Palette generator →