#40C658#40C658

#40C658 is a light, vivid green. Relative luminance 0.422; OKLCH L 73.0% C 0.190 H 146.3°. Best body text is #000000 at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#40C658
RGB	rgb(64, 198, 88)
HSL	hsl(131, 54%, 51%)
HSV	hsv(131, 68%, 78%)
CMYK	cmyk(67.7%, 0%, 55.6%, 22.4%)
CIE-LAB	lab(71.00, -58.65, 44.22)
CIE-LCH	lch(71.00, 73.45, 142.98°)
OKLab	oklab(73.03% -0.1583 0.1055)
OKLCH	oklch(73.03% 0.19 146.3)
XYZ	xyz(24.0682, 42.1802, 16.1038)
Luminance	0.4218 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C658 #C640AE

analogous

#6BC640 #40C658 #40C69B

triadic

#40C658 #5840C6 #C65840

tetradic

#40C658 #406BC6 #C640AE #C69B40

square

#40C658 #406BC6 #C640AE #C69B40

split-complementary

#40C658 #9B40C6 #C6406B

monochromatic

#206C2E #2E9B42 #40C658 #6FD481 #9EE2AA

Accessibility & contrast

On white

2.23

#40C658 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.44

#40C658 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C658

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C658	#FFFFFF	#000000	##000000
##40C658	1.00	2.23	9.44	9.44
#FFFFFF	2.23	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)

#C9B54E

Deuteranopia (green-blind)

#B9A960

Tritanopia (blue-blind)

#0CC1AD

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #40c658;
/* rgb */ color: rgb(64, 198, 88);
/* oklch */ color: oklch(73.0% 0.190 146.3);

Tailwind

colors: {
  custom: {
    50: '#85d88a',
    500: '#40c658',
    950: '#000000',
  },
}

SCSS

$custom: #40c658;
$custom-light: #85d88a;
$custom-dark: #000000;

JSON

{
  "hex": "#40c658",
  "rgb": {
    "r": 64,
    "g": 198,
    "b": 88
  },
  "hsl": {
    "h": 130.746,
    "s": 54.032,
    "l": 51.373
  },
  "oklch": {
    "l": 0.73034,
    "c": 0.1902,
    "h": 146.3
  },
  "luminance": 0.42183
}

Semantic roles & 50–950 ramp

primary

#40C658

secondary

#CE93C4

accent

#4AC3DD

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0C150C

muted

#7D837D

Preview Lab

Preview with #40C658

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

Preview Lab → · Contrast checker → · Palette generator →