#40A828#40A828

#40A828 is a light, vivid green. Relative luminance 0.292; OKLCH L 64.6% C 0.188 H 140.4°. Best body text is #000000 at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#40A828
RGB	rgb(64, 168, 40)
HSL	hsl(109, 62%, 41%)
HSV	hsv(109, 76%, 66%)
CMYK	cmyk(61.9%, 0%, 76.2%, 34.1%)
CIE-LAB	lab(61.00, -52.97, 53.47)
CIE-LCH	lch(61.00, 75.27, 134.73°)
OKLab	oklab(64.63% -0.1452 0.1201)
OKLCH	oklch(64.63% 0.188 140.4)
XYZ	xyz(16.4992, 29.2469, 6.7828)
Luminance	0.2925 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A828 #9028A8

analogous

#80A828 #40A828 #28A850

triadic

#40A828 #2840A8 #A82840

tetradic

#40A828 #2880A8 #9028A8 #A85028

square

#40A828 #2880A8 #9028A8 #A85028

split-complementary

#40A828 #5028A8 #A82880

monochromatic

#1A4510 #2D771C #40A828 #58D13D #83DC6E

Accessibility & contrast

On white

3.07

#40A828 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.85

#40A828 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #40A828

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A828	#FFFFFF	#000000	##000000
##40A828	1.00	3.07	6.85	6.85
#FFFFFF	3.07	1.00	21.00	21.00
#000000	6.85	21.00	1.00	1.00
##000000	6.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AD980B

Deuteranopia (green-blind)

#A09036

Tritanopia (blue-blind)

#31A290

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #40a828;
/* rgb */ color: rgb(64, 168, 40);
/* oklch */ color: oklch(64.6% 0.188 140.4);

Tailwind

colors: {
  custom: {
    50: '#82c36b',
    500: '#40a828',
    950: '#000000',
  },
}

SCSS

$custom: #40a828;
$custom-light: #82c36b;
$custom-dark: #000000;

JSON

{
  "hex": "#40a828",
  "rgb": {
    "r": 64,
    "g": 168,
    "b": 40
  },
  "hsl": {
    "h": 108.75,
    "s": 61.538,
    "l": 40.784
  },
  "oklch": {
    "l": 0.64631,
    "c": 0.1884,
    "h": 140.4
  },
  "luminance": 0.29248
}

Semantic roles & 50–950 ramp

primary

#40A828

secondary

#B269C3

accent

#43E5C6

background

#F8FCF6

surface

#F0F8EC

border

#CBD1C7

text

#0C1307

muted

#7D827A

Preview Lab

Preview with #40A828

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

Preview Lab → · Contrast checker → · Palette generator →