#40A628#40A628

#40A628 is a light, vivid green. Relative luminance 0.285; OKLCH L 64.1% C 0.186 H 140.3°. Best body text is #000000 at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#40A628
RGB	rgb(64, 166, 40)
HSL	hsl(109, 61%, 40%)
HSV	hsv(109, 76%, 65%)
CMYK	cmyk(61.4%, 0%, 75.9%, 34.9%)
CIE-LAB	lab(60.35, -52.26, 52.83)
CIE-LCH	lch(60.35, 74.31, 134.69°)
OKLab	oklab(64.1% -0.1433 0.1187)
OKLCH	oklch(64.1% 0.186 140.3)
XYZ	xyz(16.1328, 28.5141, 6.6607)
Luminance	0.2852 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A628 #8E28A6

analogous

#7FA628 #40A628 #28A64F

triadic

#40A628 #2840A6 #A62840

tetradic

#40A628 #287FA6 #8E28A6 #A64F28

square

#40A628 #287FA6 #8E28A6 #A64F28

split-complementary

#40A628 #4F28A6 #A6287F

monochromatic

#1A4310 #2D751C #40A628 #58D03B #82DC6D

Accessibility & contrast

On white

3.13

#40A628 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.70

#40A628 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #40A628

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A628	#FFFFFF	#000000	##000000
##40A628	1.00	3.13	6.70	6.70
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.70	21.00	1.00	1.00
##000000	6.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AB970C

Deuteranopia (green-blind)

#9E8E36

Tritanopia (blue-blind)

#32A18E

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #40a628;
/* rgb */ color: rgb(64, 166, 40);
/* oklch */ color: oklch(64.1% 0.186 140.3);

Tailwind

colors: {
  custom: {
    50: '#81c16b',
    500: '#40a628',
    950: '#000000',
  },
}

SCSS

$custom: #40a628;
$custom-light: #81c16b;
$custom-dark: #000000;

JSON

{
  "hex": "#40a628",
  "rgb": {
    "r": 64,
    "g": 166,
    "b": 40
  },
  "hsl": {
    "h": 108.571,
    "s": 61.165,
    "l": 40.392
  },
  "oklch": {
    "l": 0.64095,
    "c": 0.18607,
    "h": 140.3
  },
  "luminance": 0.28516
}

Semantic roles & 50–950 ramp

primary

#40A628

secondary

#B167C2

accent

#44E4C6

background

#F8FCF6

surface

#F0F8EC

border

#CBD1C7

text

#0C1207

muted

#7D817A

Preview Lab

Preview with #40A628

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

Preview Lab → · Contrast checker → · Palette generator →