#40B569#40B569

#40B569 is a light, vivid green. Relative luminance 0.352; OKLCH L 68.9% C 0.153 H 151.6°. Best body text is #000000 at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#40B569
RGB	rgb(64, 181, 105)
HSL	hsl(141, 48%, 48%)
HSV	hsv(141, 65%, 71%)
CMYK	cmyk(64.6%, 0%, 42%, 29%)
CIE-LAB	lab(65.87, -49.72, 29.33)
CIE-LCH	lch(65.87, 57.73, 149.46°)
OKLab	oklab(68.88% -0.1343 0.0726)
OKLCH	oklch(68.88% 0.153 151.6)
XYZ	xyz(21.1863, 35.1555, 19.0310)
Luminance	0.3516 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B569 #B5408C

analogous

#51B540 #40B569 #40B5A3

triadic

#40B569 #6940B5 #B56940

tetradic

#40B569 #4051B5 #B5408C #B5A340

square

#40B569 #4051B5 #B5408C #B5A340

split-complementary

#40B569 #A340B5 #B54051

monochromatic

#205B35 #30884F #40B569 #68CA8B #96DAAE

Accessibility & contrast

On white

2.61

#40B569 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.03

#40B569 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B569

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B569	#FFFFFF	#000000	##000000
##40B569	1.00	2.61	8.03	8.03
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.03	21.00	1.00	1.00
##000000	8.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A664

Deuteranopia (green-blind)

#A79C6E

Tritanopia (blue-blind)

#0CB2A2

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #40b569;
/* rgb */ color: rgb(64, 181, 105);
/* oklch */ color: oklch(68.9% 0.153 151.6);

Tailwind

colors: {
  custom: {
    50: '#82cc95',
    500: '#40b569',
    950: '#000000',
  },
}

SCSS

$custom: #40b569;
$custom-light: #82cc95;
$custom-dark: #000000;

JSON

{
  "hex": "#40b569",
  "rgb": {
    "r": 64,
    "g": 181,
    "b": 105
  },
  "hsl": {
    "h": 141.026,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.68881,
    "c": 0.15265,
    "h": 151.6
  },
  "luminance": 0.35158
}

Semantic roles & 50–950 ramp

primary

#40B569

secondary

#C58BB1

accent

#50A8D7

background

#F8FCF9

surface

#F0F9F1

border

#CBD2CB

text

#0B130D

muted

#7C827E

Preview Lab

Preview with #40B569

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

Preview Lab → · Contrast checker → · Palette generator →