#40AD1C#40AD1C

#40AD1C is a light, vivid green. Relative luminance 0.311; OKLCH L 65.9% C 0.200 H 139.7°. Best body text is #000000 at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#40AD1C
RGB	rgb(64, 173, 28)
HSL	hsl(105, 72%, 39%)
HSV	hsv(105, 84%, 68%)
CMYK	cmyk(63%, 0%, 83.8%, 32.2%)
CIE-LAB	lab(62.56, -55.43, 58.57)
CIE-LCH	lch(62.56, 80.64, 133.42°)
OKLab	oklab(65.9% -0.1524 0.129)
OKLCH	oklch(65.9% 0.2 139.7)
XYZ	xyz(17.2667, 31.0593, 6.1835)
Luminance	0.3106 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AD1C #891CAD

analogous

#89AD1C #40AD1C #1CAD40

triadic

#40AD1C #1C40AD #AD1C40

tetradic

#40AD1C #1C89AD #891CAD #AD401C

square

#40AD1C #1C89AD #891CAD #AD401C

split-complementary

#40AD1C #401CAD #AD1C89

monochromatic

#19440B #2D7813 #40AD1C #56DC2A #80E55E

Accessibility & contrast

On white

2.91

#40AD1C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.21

#40AD1C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AD1C

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AD1C	#FFFFFF	#000000	##000000
##40AD1C	1.00	2.91	7.21	7.21
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.21	21.00	1.00	1.00
##000000	7.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B29D00

Deuteranopia (green-blind)

#A5942F

Tritanopia (blue-blind)

#31A793

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #40ad1c;
/* rgb */ color: rgb(64, 173, 28);
/* oklch */ color: oklch(65.9% 0.200 139.7);

Tailwind

colors: {
  custom: {
    50: '#83c667',
    500: '#40ad1c',
    950: '#000000',
  },
}

SCSS

$custom: #40ad1c;
$custom-light: #83c667;
$custom-dark: #000000;

JSON

{
  "hex": "#40ad1c",
  "rgb": {
    "r": 64,
    "g": 173,
    "b": 28
  },
  "hsl": {
    "h": 105.103,
    "s": 72.139,
    "l": 39.412
  },
  "oklch": {
    "l": 0.65902,
    "c": 0.19969,
    "h": 139.7
  },
  "luminance": 0.31061
}

Semantic roles & 50–950 ramp

primary

#40AD1C

secondary

#AE5CC9

accent

#39EFC2

background

#F8FCF6

surface

#F0F8EB

border

#CBD1C6

text

#0C1307

muted

#7D827A

Preview Lab

Preview with #40AD1C

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

Preview Lab → · Contrast checker → · Palette generator →