#40B01D#40B01D

#40B01D is a light, highly saturated green. Relative luminance 0.322; OKLCH L 66.7% C 0.203 H 139.9°. Best body text is #000000 at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#40B01D
RGB	rgb(64, 176, 29)
HSL	hsl(106, 72%, 40%)
HSV	hsv(106, 84%, 69%)
CMYK	cmyk(63.6%, 0%, 83.5%, 31%)
CIE-LAB	lab(63.53, -56.42, 59.19)
CIE-LCH	lch(63.53, 81.77, 133.62°)
OKLab	oklab(66.71% -0.155 0.1305)
OKLCH	oklch(66.71% 0.203 139.9)
XYZ	xyz(17.8606, 32.2276, 6.4415)
Luminance	0.3223 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B01D #8D1DB0

analogous

#8AB01D #40B01D #1DB043

triadic

#40B01D #1D40B0 #B01D40

tetradic

#40B01D #1D8AB0 #8D1DB0 #B0431D

square

#40B01D #1D8AB0 #8D1DB0 #B0431D

split-complementary

#40B01D #431DB0 #B01D8A

monochromatic

#1A470C #2D7B14 #40B01D #57DD2E #81E562

Accessibility & contrast

On white

2.82

#40B01D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.45

#40B01D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B01D

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B01D	#FFFFFF	#000000	##000000
##40B01D	1.00	2.82	7.45	7.45
#FFFFFF	2.82	1.00	21.00	21.00
#000000	7.45	21.00	1.00	1.00
##000000	7.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B59F00

Deuteranopia (green-blind)

#A89630

Tritanopia (blue-blind)

#2FAA96

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #40b01d;
/* rgb */ color: rgb(64, 176, 29);
/* oklch */ color: oklch(66.7% 0.203 139.9);

Tailwind

colors: {
  custom: {
    50: '#84c968',
    500: '#40b01d',
    950: '#000000',
  },
}

SCSS

$custom: #40b01d;
$custom-light: #84c968;
$custom-dark: #000000;

JSON

{
  "hex": "#40b01d",
  "rgb": {
    "r": 64,
    "g": 176,
    "b": 29
  },
  "hsl": {
    "h": 105.714,
    "s": 71.707,
    "l": 40.196
  },
  "oklch": {
    "l": 0.66709,
    "c": 0.2026,
    "h": 139.9
  },
  "luminance": 0.32229
}

Semantic roles & 50–950 ramp

primary

#40B01D

secondary

#B05FCA

accent

#39EEC3

background

#F8FCF6

surface

#F0F8EB

border

#CBD1C6

text

#0C1307

muted

#7D827A

Preview Lab

Preview with #40B01D

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

Preview Lab → · Contrast checker → · Palette generator →