#40CC6F#40CC6F

#40CC6F is a light, vivid green. Relative luminance 0.454; OKLCH L 74.9% C 0.178 H 150.5°. Best body text is #000000 at 10.08:1 contrast (WCAG AA passes).

Color values

HEX	#40CC6F
RGB	rgb(64, 204, 111)
HSL	hsl(140, 58%, 53%)
HSV	hsv(140, 69%, 80%)
CMYK	cmyk(68.6%, 0%, 45.6%, 20%)
CIE-LAB	lab(73.17, -57.40, 35.67)
CIE-LCH	lch(73.17, 67.58, 148.14°)
OKLab	oklab(74.93% -0.1546 0.0875)
OKLCH	oklch(74.93% 0.178 150.5)
XYZ	xyz(26.5743, 45.4205, 22.4024)
Luminance	0.4542 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CC6F #CC409D

analogous

#57CC40 #40CC6F #40CCB5

triadic

#40CC6F #6F40CC #CC6F40

tetradic

#40CC6F #4057CC #CC409D #CCB540

square

#40CC6F #4057CC #CC409D #CCB540

split-complementary

#40CC6F #B540CC #CC4057

monochromatic

#1F733B #2CA354 #40CC6F #70D993 #A1E6B8

Accessibility & contrast

On white

2.08

#40CC6F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.08

#40CC6F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CC6F

10.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CC6F	#FFFFFF	#000000	##000000
##40CC6F	1.00	2.08	10.08	10.08
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.08	21.00	1.00	1.00
##000000	10.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDBB68

Deuteranopia (green-blind)

#BCAF75

Tritanopia (blue-blind)

#00C9B6

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #40cc6f;
/* rgb */ color: rgb(64, 204, 111);
/* oklch */ color: oklch(74.9% 0.178 150.5);

Tailwind

colors: {
  custom: {
    50: '#86dd99',
    500: '#40cc6f',
    950: '#000000',
  },
}

SCSS

$custom: #40cc6f;
$custom-light: #86dd99;
$custom-dark: #000000;

JSON

{
  "hex": "#40cc6f",
  "rgb": {
    "r": 64,
    "g": 204,
    "b": 111
  },
  "hsl": {
    "h": 140.143,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.74925,
    "c": 0.17766,
    "h": 150.5
  },
  "luminance": 0.45423
}

Semantic roles & 50–950 ramp

primary

#40CC6F

secondary

#D295BE

accent

#47ADE1

background

#F8FDF9

surface

#F0FBF2

border

#CBD4CC

text

#0C150E

muted

#7D837E

Preview Lab

Preview with #40CC6F

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

Preview Lab → · Contrast checker → · Palette generator →