#40B266#40B266

#40B266 is a light, vivid green. Relative luminance 0.339; OKLCH L 68.0% C 0.151 H 151.1°. Best body text is #000000 at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#40B266
RGB	rgb(64, 178, 102)
HSL	hsl(140, 47%, 47%)
HSV	hsv(140, 64%, 70%)
CMYK	cmyk(64%, 0%, 42.7%, 30.2%)
CIE-LAB	lab(64.87, -49.07, 29.61)
CIE-LCH	lch(64.87, 57.31, 148.90°)
OKLab	oklab(68.05% -0.1325 0.0732)
OKLCH	oklch(68.05% 0.151 151.1)
XYZ	xyz(20.4314, 33.8880, 18.0321)
Luminance	0.3389 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B266 #B2408C

analogous

#53B240 #40B266 #40B29F

triadic

#40B266 #6640B2 #B26640

tetradic

#40B266 #4053B2 #B2408C #B29F40

square

#40B266 #4053B2 #B2408C #B29F40

split-complementary

#40B266 #9F40B2 #B24053

monochromatic

#205832 #30854C #40B266 #67C887 #94D8AB

Accessibility & contrast

On white

2.70

#40B266 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.78

#40B266 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B266

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B266	#FFFFFF	#000000	##000000
##40B266	1.00	2.70	7.78	7.78
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.78	21.00	1.00	1.00
##000000	7.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3A460

Deuteranopia (green-blind)

#A4996B

Tritanopia (blue-blind)

#13AF9F

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #40b266;
/* rgb */ color: rgb(64, 178, 102);
/* oklch */ color: oklch(68.0% 0.151 151.1);

Tailwind

colors: {
  custom: {
    50: '#81ca92',
    500: '#40b266',
    950: '#000000',
  },
}

SCSS

$custom: #40b266;
$custom-light: #81ca92;
$custom-dark: #000000;

JSON

{
  "hex": "#40b266",
  "rgb": {
    "r": 64,
    "g": 178,
    "b": 102
  },
  "hsl": {
    "h": 140,
    "s": 47.107,
    "l": 47.451
  },
  "oklch": {
    "l": 0.68045,
    "c": 0.15138,
    "h": 151.1
  },
  "luminance": 0.3389
}

Semantic roles & 50–950 ramp

primary

#40B266

secondary

#C48AB1

accent

#51AAD7

background

#F8FCF9

surface

#F0F8F1

border

#CBD1CB

text

#0B130D

muted

#7C827E

Preview Lab

Preview with #40B266

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

Preview Lab → · Contrast checker → · Palette generator →