#40B745#40B745

#40B745 is a light, vivid green. Relative luminance 0.354; OKLCH L 68.9% C 0.187 H 143.8°. Best body text is #000000 at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#40B745
RGB	rgb(64, 183, 69)
HSL	hsl(123, 48%, 48%)
HSV	hsv(123, 65%, 72%)
CMYK	cmyk(65%, 0%, 62.3%, 28.2%)
CIE-LAB	lab(66.05, -55.66, 47.20)
CIE-LCH	lch(66.05, 72.98, 139.70°)
OKLab	oklab(68.88% -0.1509 0.1103)
OKLCH	oklch(68.88% 0.187 143.8)
XYZ	xyz(20.1208, 35.3846, 11.3986)
Luminance	0.3539 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B745 #B740B2

analogous

#76B740 #40B745 #40B780

triadic

#40B745 #4540B7 #B74540

tetradic

#40B745 #4076B7 #B740B2 #B78040

square

#40B745 #4076B7 #B740B2 #B78040

split-complementary

#40B745 #8040B7 #B74076

monochromatic

#205C23 #308A34 #40B745 #69CB6E #97DB9A

Accessibility & contrast

On white

2.60

#40B745 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.08

#40B745 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B745

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B745	#FFFFFF	#000000	##000000
##40B745	1.00	2.60	8.08	8.08
#FFFFFF	2.60	1.00	21.00	21.00
#000000	8.08	21.00	1.00	1.00
##000000	8.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA738

Deuteranopia (green-blind)

#AC9D4F

Tritanopia (blue-blind)

#24B29F

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #40b745;
/* rgb */ color: rgb(64, 183, 69);
/* oklch */ color: oklch(68.9% 0.187 143.8);

Tailwind

colors: {
  custom: {
    50: '#83ce7d',
    500: '#40b745',
    950: '#000000',
  },
}

SCSS

$custom: #40b745;
$custom-light: #83ce7d;
$custom-dark: #000000;

JSON

{
  "hex": "#40b745",
  "rgb": {
    "r": 64,
    "g": 183,
    "b": 69
  },
  "hsl": {
    "h": 122.521,
    "s": 48.178,
    "l": 48.431
  },
  "oklch": {
    "l": 0.68879,
    "c": 0.18695,
    "h": 143.8
  },
  "luminance": 0.35387
}

Semantic roles & 50–950 ramp

primary

#40B745

secondary

#C68DC4

accent

#50D2D8

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C140A

muted

#7D827C

Preview Lab

Preview with #40B745

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

Preview Lab → · Contrast checker → · Palette generator →