#40A61B#40A61B

#40A61B is a light, vivid green. Relative luminance 0.284; OKLCH L 64.0% C 0.192 H 139.4°. Best body text is #000000 at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#40A61B
RGB	rgb(64, 166, 27)
HSL	hsl(104, 72%, 38%)
HSV	hsv(104, 84%, 65%)
CMYK	cmyk(61.4%, 0%, 83.7%, 34.9%)
CIE-LAB	lab(60.28, -53.04, 56.77)
CIE-LCH	lch(60.28, 77.69, 133.05°)
OKLab	oklab(64.02% -0.146 0.1251)
OKLCH	oklch(64.02% 0.192 139.4)
XYZ	xyz(15.9477, 28.4401, 5.6858)
Luminance	0.2844 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A61B #811BA6

analogous

#85A61B #40A61B #1BA63C

triadic

#40A61B #1B40A6 #A61B40

tetradic

#40A61B #1B85A6 #811BA6 #A63C1B

square

#40A61B #1B85A6 #811BA6 #A63C1B

split-complementary

#40A61B #3C1BA6 #A61B85

monochromatic

#173D0A #2C7112 #40A61B #54DB24 #7DE458

Accessibility & contrast

On white

3.14

#40A61B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.69

#40A61B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #40A61B

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A61B	#FFFFFF	#000000	##000000
##40A61B	1.00	3.14	6.69	6.69
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.69	21.00	1.00	1.00
##000000	6.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AB9600

Deuteranopia (green-blind)

#9F8E2D

Tritanopia (blue-blind)

#33A08D

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #40a61b;
/* rgb */ color: rgb(64, 166, 27);
/* oklch */ color: oklch(64.0% 0.192 139.4);

Tailwind

colors: {
  custom: {
    50: '#82c165',
    500: '#40a61b',
    950: '#000000',
  },
}

SCSS

$custom: #40a61b;
$custom-light: #82c165;
$custom-dark: #000000;

JSON

{
  "hex": "#40a61b",
  "rgb": {
    "r": 64,
    "g": 166,
    "b": 27
  },
  "hsl": {
    "h": 104.029,
    "s": 72.021,
    "l": 37.843
  },
  "oklch": {
    "l": 0.64019,
    "c": 0.19229,
    "h": 139.4
  },
  "luminance": 0.28442
}

Semantic roles & 50–950 ramp

primary

#40A61B

secondary

#A956C7

accent

#39EFBE

background

#F8FCF6

surface

#F0F8EB

border

#CBD1C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #40A61B

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

Preview Lab → · Contrast checker → · Palette generator →