#40B668#40B668

#40B668 is a light, vivid green. Relative luminance 0.355; OKLCH L 69.1% C 0.155 H 151.2°. Best body text is #000000 at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#40B668
RGB	rgb(64, 182, 104)
HSL	hsl(140, 48%, 48%)
HSV	hsv(140, 65%, 71%)
CMYK	cmyk(64.8%, 0%, 42.9%, 28.6%)
CIE-LAB	lab(66.17, -50.29, 30.24)
CIE-LCH	lch(66.17, 58.68, 148.98°)
OKLab	oklab(69.12% -0.1357 0.0747)
OKLCH	oklch(69.12% 0.155 151.2)
XYZ	xyz(21.3393, 35.5432, 18.8299)
Luminance	0.3554 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B668 #B6408E

analogous

#53B640 #40B668 #40B6A3

triadic

#40B668 #6840B6 #B66840

tetradic

#40B668 #4053B6 #B6408E #B6A340

square

#40B668 #4053B6 #B6408E #B6A340

split-complementary

#40B668 #A340B6 #B64053

monochromatic

#205B34 #30894E #40B668 #69CA8A #96DAAD

Accessibility & contrast

On white

2.59

#40B668 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.11

#40B668 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B668

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B668	#FFFFFF	#000000	##000000
##40B668	1.00	2.59	8.11	8.11
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.11	21.00	1.00	1.00
##000000	8.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A762

Deuteranopia (green-blind)

#A89D6D

Tritanopia (blue-blind)

#0CB3A3

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #40b668;
/* rgb */ color: rgb(64, 182, 104);
/* oklch */ color: oklch(69.1% 0.155 151.2);

Tailwind

colors: {
  custom: {
    50: '#82cd94',
    500: '#40b668',
    950: '#000000',
  },
}

SCSS

$custom: #40b668;
$custom-light: #82cd94;
$custom-dark: #000000;

JSON

{
  "hex": "#40b668",
  "rgb": {
    "r": 64,
    "g": 182,
    "b": 104
  },
  "hsl": {
    "h": 140.339,
    "s": 47.967,
    "l": 48.235
  },
  "oklch": {
    "l": 0.69122,
    "c": 0.15494,
    "h": 151.2
  },
  "luminance": 0.35545
}

Semantic roles & 50–950 ramp

primary

#40B668

secondary

#C68CB2

accent

#50AAD8

background

#F8FCF9

surface

#F0F9F1

border

#CBD2CB

text

#0C130D

muted

#7D827E

Preview Lab

Preview with #40B668

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

Preview Lab → · Contrast checker → · Palette generator →