#40B347#40B347

#40B347 is a light, vivid green. Relative luminance 0.338; OKLCH L 67.8% C 0.180 H 144.2°. Best body text is #000000 at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#40B347
RGB	rgb(64, 179, 71)
HSL	hsl(124, 47%, 48%)
HSV	hsv(124, 64%, 70%)
CMYK	cmyk(64.2%, 0%, 60.3%, 29.8%)
CIE-LAB	lab(64.79, -53.99, 44.86)
CIE-LCH	lch(64.79, 70.20, 140.27°)
OKLab	oklab(67.85% -0.1463 0.1055)
OKLCH	oklch(67.85% 0.18 144.2)
XYZ	xyz(19.3706, 33.7832, 11.4600)
Luminance	0.3378 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B347 #B340AC

analogous

#73B340 #40B347 #40B380

triadic

#40B347 #4740B3 #B34740

tetradic

#40B347 #4073B3 #B340AC #B38040

square

#40B347 #4073B3 #B340AC #B38040

split-complementary

#40B347 #8040B3 #B34073

monochromatic

#205923 #308635 #40B347 #67C96D #94D999

Accessibility & contrast

On white

2.71

#40B347 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.76

#40B347 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B347

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B347	#FFFFFF	#000000	##000000
##40B347	1.00	2.71	7.76	7.76
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.76	21.00	1.00	1.00
##000000	7.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A33B

Deuteranopia (green-blind)

#A89950

Tritanopia (blue-blind)

#25AE9C

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #40b347;
/* rgb */ color: rgb(64, 179, 71);
/* oklch */ color: oklch(67.8% 0.180 144.2);

Tailwind

colors: {
  custom: {
    50: '#82cb7e',
    500: '#40b347',
    950: '#000000',
  },
}

SCSS

$custom: #40b347;
$custom-light: #82cb7e;
$custom-dark: #000000;

JSON

{
  "hex": "#40b347",
  "rgb": {
    "r": 64,
    "g": 179,
    "b": 71
  },
  "hsl": {
    "h": 123.652,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.67846,
    "c": 0.18039,
    "h": 144.2
  },
  "luminance": 0.33785
}

Semantic roles & 50–950 ramp

primary

#40B347

secondary

#C48AC1

accent

#51CFD7

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C130A

muted

#7D827C

Preview Lab

Preview with #40B347

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

Preview Lab → · Contrast checker → · Palette generator →