#40D140#40D140

#40D140 is a light, highly saturated green. Relative luminance 0.471; OKLCH L 75.6% C 0.221 H 143.0°. Best body text is #000000 at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#40D140
RGB	rgb(64, 209, 64)
HSL	hsl(120, 61%, 54%)
HSV	hsv(120, 69%, 82%)
CMYK	cmyk(69.4%, 0%, 69.4%, 18%)
CIE-LAB	lab(74.23, -65.01, 58.18)
CIE-LCH	lch(74.23, 87.24, 138.17°)
OKLab	oklab(75.64% -0.1765 0.133)
OKLCH	oklch(75.64% 0.221 143)
XYZ	xyz(25.8387, 47.0583, 12.5709)
Luminance	0.4706 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D140 #D140D1

analogous

#88D140 #40D140 #40D188

triadic

#40D140 #4040D1 #D14040

tetradic

#40D140 #4088D1 #D140D1 #D18840

square

#40D140 #4088D1 #D140D1 #D18840

split-complementary

#40D140 #8840D1 #D14088

monochromatic

#1D791D #29AB29 #40D140 #71DD71 #A3E9A3

Accessibility & contrast

On white

2.02

#40D140 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.41

#40D140 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D140

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D140	#FFFFFF	#000000	##000000
##40D140	1.00	2.02	10.41	10.41
#FFFFFF	2.02	1.00	21.00	21.00
#000000	10.41	21.00	1.00	1.00
##000000	10.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BE2A

Deuteranopia (green-blind)

#C5B24E

Tritanopia (blue-blind)

#12CBB4

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #40d140;
/* rgb */ color: rgb(64, 209, 64);
/* oklch */ color: oklch(75.6% 0.221 143.0);

Tailwind

colors: {
  custom: {
    50: '#89e07c',
    500: '#40d140',
    950: '#000000',
  },
}

SCSS

$custom: #40d140;
$custom-light: #89e07c;
$custom-dark: #000000;

JSON

{
  "hex": "#40d140",
  "rgb": {
    "r": 64,
    "g": 209,
    "b": 64
  },
  "hsl": {
    "h": 120,
    "s": 61.181,
    "l": 53.529
  },
  "oklch": {
    "l": 0.75639,
    "c": 0.221,
    "h": 143
  },
  "luminance": 0.47061
}

Semantic roles & 50–950 ramp

primary

#40D140

secondary

#D597D5

accent

#44E4E4

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #40D140

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

Preview Lab → · Contrast checker → · Palette generator →