#40C780#40C780

#40C780 is a light, vivid green. Relative luminance 0.435; OKLCH L 74.0% C 0.156 H 156.0°. Best body text is #000000 at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#40C780
RGB	rgb(64, 199, 128)
HSL	hsl(148, 55%, 52%)
HSV	hsv(148, 68%, 78%)
CMYK	cmyk(67.8%, 0%, 35.7%, 22%)
CIE-LAB	lab(71.89, -52.47, 25.23)
CIE-LCH	lch(71.89, 58.22, 154.32°)
OKLab	oklab(73.96% -0.1421 0.0634)
OKLCH	oklch(73.96% 0.156 156)
XYZ	xyz(26.4316, 43.4925, 27.4198)
Luminance	0.4350 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C780 #C74087

analogous

#44C740 #40C780 #40C7C3

triadic

#40C780 #8040C7 #C78040

tetradic

#40C780 #4044C7 #C74087 #C7C340

square

#40C780 #4044C7 #C74087 #C7C340

split-complementary

#40C780 #C340C7 #C74044

monochromatic

#206D44 #2E9C62 #40C780 #6FD59F #9FE3BF

Accessibility & contrast

On white

2.17

#40C780 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.70

#40C780 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C780

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C780	#FFFFFF	#000000	##000000
##40C780	1.00	2.17	9.70	9.70
#FFFFFF	2.17	1.00	21.00	21.00
#000000	9.70	21.00	1.00	1.00
##000000	9.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6B77B

Deuteranopia (green-blind)

#B5AB85

Tritanopia (blue-blind)

#00C5B5

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #40c780;
/* rgb */ color: rgb(64, 199, 128);
/* oklch */ color: oklch(74.0% 0.156 156.0);

Tailwind

colors: {
  custom: {
    50: '#85d9a5',
    500: '#40c780',
    950: '#000000',
  },
}

SCSS

$custom: #40c780;
$custom-light: #85d9a5;
$custom-dark: #000000;

JSON

{
  "hex": "#40c780",
  "rgb": {
    "r": 64,
    "g": 199,
    "b": 128
  },
  "hsl": {
    "h": 148.444,
    "s": 54.656,
    "l": 51.569
  },
  "oklch": {
    "l": 0.7396,
    "c": 0.15558,
    "h": 156
  },
  "luminance": 0.43495
}

Semantic roles & 50–950 ramp

primary

#40C780

secondary

#CF94B3

accent

#4A98DE

background

#F8FDFA

surface

#F0FBF4

border

#CBD4CE

text

#0C150F

muted

#7D837F

Preview Lab

Preview with #40C780

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

Preview Lab → · Contrast checker → · Palette generator →