#40B56E#40B56E

#40B56E is a light, vivid green. Relative luminance 0.353; OKLCH L 69.0% C 0.148 H 153.2°. Best body text is #000000 at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#40B56E
RGB	rgb(64, 181, 110)
HSL	hsl(144, 48%, 48%)
HSV	hsv(144, 65%, 71%)
CMYK	cmyk(64.6%, 0%, 39.2%, 29%)
CIE-LAB	lab(65.95, -48.82, 26.81)
CIE-LCH	lch(65.95, 55.70, 151.23°)
OKLab	oklab(68.97% -0.132 0.0668)
OKLCH	oklch(68.97% 0.148 153.2)
XYZ	xyz(21.4509, 35.2613, 20.4245)
Luminance	0.3526 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B56E #B54087

analogous

#4CB540 #40B56E #40B5A8

triadic

#40B56E #6E40B5 #B56E40

tetradic

#40B56E #404CB5 #B54087 #B5A840

square

#40B56E #404CB5 #B54087 #B5A840

split-complementary

#40B56E #A840B5 #B5404C

monochromatic

#205B37 #308853 #40B56E #68CA8F #96DAB0

Accessibility & contrast

On white

2.61

#40B56E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.05

#40B56E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B56E

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B56E	#FFFFFF	#000000	##000000
##40B56E	1.00	2.61	8.05	8.05
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.05	21.00	1.00	1.00
##000000	8.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A769

Deuteranopia (green-blind)

#A69C73

Tritanopia (blue-blind)

#03B3A3

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #40b56e;
/* rgb */ color: rgb(64, 181, 110);
/* oklch */ color: oklch(69.0% 0.148 153.2);

Tailwind

colors: {
  custom: {
    50: '#82cc98',
    500: '#40b56e',
    950: '#000000',
  },
}

SCSS

$custom: #40b56e;
$custom-light: #82cc98;
$custom-dark: #000000;

JSON

{
  "hex": "#40b56e",
  "rgb": {
    "r": 64,
    "g": 181,
    "b": 110
  },
  "hsl": {
    "h": 143.59,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.68975,
    "c": 0.14793,
    "h": 153.2
  },
  "luminance": 0.35264
}

Semantic roles & 50–950 ramp

primary

#40B56E

secondary

#C58BAF

accent

#50A2D7

background

#F8FCF9

surface

#F0F9F2

border

#CBD2CC

text

#0B130D

muted

#7C827E

Preview Lab

Preview with #40B56E

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

Preview Lab → · Contrast checker → · Palette generator →