#40C659#40C659

#40C659 is a light, vivid green. Relative luminance 0.422; OKLCH L 73.0% C 0.189 H 146.5°. Best body text is #000000 at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#40C659
RGB	rgb(64, 198, 89)
HSL	hsl(131, 54%, 51%)
HSV	hsv(131, 68%, 78%)
CMYK	cmyk(67.7%, 0%, 55.1%, 22.4%)
CIE-LAB	lab(71.01, -58.52, 43.76)
CIE-LCH	lch(71.01, 73.07, 143.21°)
OKLab	oklab(73.05% -0.1579 0.1045)
OKLCH	oklch(73.05% 0.189 146.5)
XYZ	xyz(24.1099, 42.1968, 16.3235)
Luminance	0.4220 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C659 #C640AD

analogous

#6AC640 #40C659 #40C69C

triadic

#40C659 #5940C6 #C65940

tetradic

#40C659 #406AC6 #C640AD #C69C40

square

#40C659 #406AC6 #C640AD #C69C40

split-complementary

#40C659 #9C40C6 #C6406A

monochromatic

#206C2E #2E9B42 #40C659 #6FD482 #9EE2AB

Accessibility & contrast

On white

2.22

#40C659 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.44

#40C659 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C659

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C659	#FFFFFF	#000000	##000000
##40C659	1.00	2.22	9.44	9.44
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.44	21.00	1.00	1.00
##000000	9.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B54F

Deuteranopia (green-blind)

#B8A961

Tritanopia (blue-blind)

#0AC1AE

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #40c659;
/* rgb */ color: rgb(64, 198, 89);
/* oklch */ color: oklch(73.0% 0.189 146.5);

Tailwind

colors: {
  custom: {
    50: '#85d88b',
    500: '#40c659',
    950: '#000000',
  },
}

SCSS

$custom: #40c659;
$custom-light: #85d88b;
$custom-dark: #000000;

JSON

{
  "hex": "#40c659",
  "rgb": {
    "r": 64,
    "g": 198,
    "b": 89
  },
  "hsl": {
    "h": 131.194,
    "s": 54.032,
    "l": 51.373
  },
  "oklch": {
    "l": 0.73047,
    "c": 0.18936,
    "h": 146.5
  },
  "luminance": 0.42199
}

Semantic roles & 50–950 ramp

primary

#40C659

secondary

#CE93C3

accent

#4AC2DD

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0C150C

muted

#7D837D

Preview Lab

Preview with #40C659

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

Preview Lab → · Contrast checker → · Palette generator →