#40B150#40B150

#40B150 is a light, vivid green. Relative luminance 0.331; OKLCH L 67.4% C 0.170 H 145.8°. Best body text is #000000 at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#40B150
RGB	rgb(64, 177, 80)
HSL	hsl(128, 47%, 47%)
HSV	hsv(128, 64%, 69%)
CMYK	cmyk(63.8%, 0%, 54.8%, 30.6%)
CIE-LAB	lab(64.25, -52.11, 39.98)
CIE-LCH	lch(64.25, 65.68, 142.51°)
OKLab	oklab(67.43% -0.1409 0.0956)
OKLCH	oklch(67.43% 0.17 145.8)
XYZ	xyz(19.2832, 33.1115, 12.9628)
Luminance	0.3311 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B150 #B140A1

analogous

#68B140 #40B150 #40B189

triadic

#40B150 #5040B1 #B15040

tetradic

#40B150 #4068B1 #B140A1 #B18940

square

#40B150 #4068B1 #B140A1 #B18940

split-complementary

#40B150 #8940B1 #B14068

monochromatic

#1F5727 #30843C #40B150 #66C874 #93D89D

Accessibility & contrast

On white

2.75

#40B150 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.62

#40B150 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B150

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B150	#FFFFFF	#000000	##000000
##40B150	1.00	2.75	7.62	7.62
#FFFFFF	2.75	1.00	21.00	21.00
#000000	7.62	21.00	1.00	1.00
##000000	7.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A247

Deuteranopia (green-blind)

#A69857

Tritanopia (blue-blind)

#22AD9B

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #40b150;
/* rgb */ color: rgb(64, 177, 80);
/* oklch */ color: oklch(67.4% 0.170 145.8);

Tailwind

colors: {
  custom: {
    50: '#82c983',
    500: '#40b150',
    950: '#000000',
  },
}

SCSS

$custom: #40b150;
$custom-light: #82c983;
$custom-dark: #000000;

JSON

{
  "hex": "#40b150",
  "rgb": {
    "r": 64,
    "g": 177,
    "b": 80
  },
  "hsl": {
    "h": 128.496,
    "s": 46.888,
    "l": 47.255
  },
  "oklch": {
    "l": 0.67433,
    "c": 0.17025,
    "h": 145.8
  },
  "luminance": 0.33113
}

Semantic roles & 50–950 ramp

primary

#40B150

secondary

#C389BB

accent

#51C4D7

background

#F8FCF8

surface

#F0F8EF

border

#CBD1CA

text

#0B130B

muted

#7C827C

Preview Lab

Preview with #40B150

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

Preview Lab → · Contrast checker → · Palette generator →