#40B744#40B744

#40B744 is a light, vivid green. Relative luminance 0.354; OKLCH L 68.9% C 0.188 H 143.7°. Best body text is #000000 at 8.07:1 contrast (WCAG AA passes).

Color values

HEX	#40B744
RGB	rgb(64, 183, 68)
HSL	hsl(122, 48%, 48%)
HSV	hsv(122, 65%, 72%)
CMYK	cmyk(65%, 0%, 62.8%, 28.2%)
CIE-LAB	lab(66.04, -55.77, 47.63)
CIE-LCH	lch(66.04, 73.34, 139.50°)
OKLab	oklab(68.87% -0.1513 0.1112)
OKLCH	oklch(68.87% 0.188 143.7)
XYZ	xyz(20.0900, 35.3723, 11.2365)
Luminance	0.3537 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B744 #B740B3

analogous

#77B740 #40B744 #40B77F

triadic

#40B744 #4440B7 #B74440

tetradic

#40B744 #4077B7 #B740B3 #B77F40

square

#40B744 #4077B7 #B740B3 #B77F40

split-complementary

#40B744 #7F40B7 #B74077

monochromatic

#205C22 #308A33 #40B744 #69CB6D #97DB99

Accessibility & contrast

On white

2.60

#40B744 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.07

#40B744 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B744

8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B744	#FFFFFF	#000000	##000000
##40B744	1.00	2.60	8.07	8.07
#FFFFFF	2.60	1.00	21.00	21.00
#000000	8.07	21.00	1.00	1.00
##000000	8.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA737

Deuteranopia (green-blind)

#AC9D4E

Tritanopia (blue-blind)

#24B29F

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #40b744;
/* rgb */ color: rgb(64, 183, 68);
/* oklch */ color: oklch(68.9% 0.188 143.7);

Tailwind

colors: {
  custom: {
    50: '#83ce7c',
    500: '#40b744',
    950: '#000000',
  },
}

SCSS

$custom: #40b744;
$custom-light: #83ce7c;
$custom-dark: #000000;

JSON

{
  "hex": "#40b744",
  "rgb": {
    "r": 64,
    "g": 183,
    "b": 68
  },
  "hsl": {
    "h": 122.017,
    "s": 48.178,
    "l": 48.431
  },
  "oklch": {
    "l": 0.68868,
    "c": 0.18772,
    "h": 143.7
  },
  "luminance": 0.35374
}

Semantic roles & 50–950 ramp

primary

#40B744

secondary

#C68DC4

accent

#50D3D8

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C140A

muted

#7D827C

Preview Lab

Preview with #40B744

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

Preview Lab → · Contrast checker → · Palette generator →