#40B647#40B647

#40B647 is a light, vivid green. Relative luminance 0.350; OKLCH L 68.6% C 0.184 H 144.1°. Best body text is #000000 at 8.00:1 contrast (WCAG AA passes).

Color values

HEX	#40B647
RGB	rgb(64, 182, 71)
HSL	hsl(124, 48%, 48%)
HSV	hsv(124, 65%, 71%)
CMYK	cmyk(64.8%, 0%, 61%, 28.6%)
CIE-LAB	lab(65.75, -55.07, 45.96)
CIE-LCH	lch(65.75, 71.73, 140.15°)
OKLab	oklab(68.64% -0.1492 0.1079)
OKLCH	oklch(68.64% 0.184 144.1)
XYZ	xyz(19.9784, 34.9988, 11.6626)
Luminance	0.3500 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B647 #B640AF

analogous

#74B640 #40B647 #40B682

triadic

#40B647 #4740B6 #B64740

tetradic

#40B647 #4074B6 #B640AF #B68240

square

#40B647 #4074B6 #B640AF #B68240

split-complementary

#40B647 #8240B6 #B64074

monochromatic

#205B24 #308935 #40B647 #69CA6F #96DA9A

Accessibility & contrast

On white

2.62

#40B647 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.00

#40B647 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B647

8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B647	#FFFFFF	#000000	##000000
##40B647	1.00	2.62	8.00	8.00
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.00	21.00	1.00	1.00
##000000	8.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A63B

Deuteranopia (green-blind)

#AB9C50

Tritanopia (blue-blind)

#23B19E

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #40b647;
/* rgb */ color: rgb(64, 182, 71);
/* oklch */ color: oklch(68.6% 0.184 144.1);

Tailwind

colors: {
  custom: {
    50: '#83cd7e',
    500: '#40b647',
    950: '#000000',
  },
}

SCSS

$custom: #40b647;
$custom-light: #83cd7e;
$custom-dark: #000000;

JSON

{
  "hex": "#40b647",
  "rgb": {
    "r": 64,
    "g": 182,
    "b": 71
  },
  "hsl": {
    "h": 123.559,
    "s": 47.967,
    "l": 48.235
  },
  "oklch": {
    "l": 0.68637,
    "c": 0.18414,
    "h": 144.1
  },
  "luminance": 0.35001
}

Semantic roles & 50–950 ramp

primary

#40B647

secondary

#C68CC2

accent

#50D0D8

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C140A

muted

#7D827C

Preview Lab

Preview with #40B647

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

Preview Lab → · Contrast checker → · Palette generator →