#40CB6F#40CB6F

#40CB6F is a light, vivid green. Relative luminance 0.450; OKLCH L 74.7% C 0.176 H 150.6°. Best body text is #000000 at 9.99:1 contrast (WCAG AA passes).

Color values

HEX	#40CB6F
RGB	rgb(64, 203, 111)
HSL	hsl(140, 57%, 52%)
HSV	hsv(140, 68%, 80%)
CMYK	cmyk(68.5%, 0%, 45.3%, 20.4%)
CIE-LAB	lab(72.86, -57.03, 35.27)
CIE-LCH	lch(72.86, 67.06, 148.27°)
OKLab	oklab(74.67% -0.1536 0.0866)
OKLCH	oklch(74.67% 0.176 150.6)
XYZ	xyz(26.3374, 44.9467, 22.3234)
Luminance	0.4495 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CB6F #CB409C

analogous

#56CB40 #40CB6F #40CBB5

triadic

#40CB6F #6F40CB #CB6F40

tetradic

#40CB6F #4056CB #CB409C #CBB540

square

#40CB6F #4056CB #CB409C #CBB540

split-complementary

#40CB6F #B540CB #CB4056

monochromatic

#1F723B #2CA254 #40CB6F #70D893 #A0E5B8

Accessibility & contrast

On white

2.10

#40CB6F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.99

#40CB6F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CB6F

9.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CB6F	#FFFFFF	#000000	##000000
##40CB6F	1.00	2.10	9.99	9.99
#FFFFFF	2.10	1.00	21.00	21.00
#000000	9.99	21.00	1.00	1.00
##000000	9.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCBA68

Deuteranopia (green-blind)

#BBAE75

Tritanopia (blue-blind)

#00C8B5

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #40cb6f;
/* rgb */ color: rgb(64, 203, 111);
/* oklch */ color: oklch(74.7% 0.176 150.6);

Tailwind

colors: {
  custom: {
    50: '#86dc99',
    500: '#40cb6f',
    950: '#000000',
  },
}

SCSS

$custom: #40cb6f;
$custom-light: #86dc99;
$custom-dark: #000000;

JSON

{
  "hex": "#40cb6f",
  "rgb": {
    "r": 64,
    "g": 203,
    "b": 111
  },
  "hsl": {
    "h": 140.288,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.74669,
    "c": 0.17635,
    "h": 150.6
  },
  "luminance": 0.4495
}

Semantic roles & 50–950 ramp

primary

#40CB6F

secondary

#D295BD

accent

#47ADE0

background

#F8FDF9

surface

#F0FBF2

border

#CBD4CC

text

#0C150E

muted

#7D837E

Preview Lab

Preview with #40CB6F

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

Preview Lab → · Contrast checker → · Palette generator →