#40C651#40C651

#40C651 is a light, vivid green. Relative luminance 0.421; OKLCH L 72.9% C 0.196 H 145.2°. Best body text is #000000 at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#40C651
RGB	rgb(64, 198, 81)
HSL	hsl(128, 54%, 51%)
HSV	hsv(128, 68%, 78%)
CMYK	cmyk(67.7%, 0%, 59.1%, 22.4%)
CIE-LAB	lab(70.92, -59.54, 47.38)
CIE-LCH	lch(70.92, 76.09, 141.49°)
OKLab	oklab(72.95% -0.1609 0.1118)
OKLCH	oklch(72.95% 0.196 145.2)
XYZ	xyz(23.7921, 42.0697, 14.6494)
Luminance	0.4207 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C651 #C640B5

analogous

#72C640 #40C651 #40C694

triadic

#40C651 #5140C6 #C65140

tetradic

#40C651 #4072C6 #C640B5 #C69440

square

#40C651 #4072C6 #C640B5 #C69440

split-complementary

#40C651 #9440C6 #C64072

monochromatic

#206C2A #2E9B3C #40C651 #6FD47C #9EE2A7

Accessibility & contrast

On white

2.23

#40C651 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.41

#40C651 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C651

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C651	#FFFFFF	#000000	##000000
##40C651	1.00	2.23	9.41	9.41
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.41	21.00	1.00	1.00
##000000	9.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B445

Deuteranopia (green-blind)

#B9A95A

Tritanopia (blue-blind)

#13C1AD

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #40c651;
/* rgb */ color: rgb(64, 198, 81);
/* oklch */ color: oklch(72.9% 0.196 145.2);

Tailwind

colors: {
  custom: {
    50: '#86d885',
    500: '#40c651',
    950: '#000000',
  },
}

SCSS

$custom: #40c651;
$custom-light: #86d885;
$custom-dark: #000000;

JSON

{
  "hex": "#40c651",
  "rgb": {
    "r": 64,
    "g": 198,
    "b": 81
  },
  "hsl": {
    "h": 127.612,
    "s": 54.032,
    "l": 51.373
  },
  "oklch": {
    "l": 0.72947,
    "c": 0.19594,
    "h": 145.2
  },
  "luminance": 0.42072
}

Semantic roles & 50–950 ramp

primary

#40C651

secondary

#CE93C7

accent

#4ACBDD

background

#F8FDF8

surface

#F0FBEF

border

#CBD4CA

text

#0C150B

muted

#7D837C

Preview Lab

Preview with #40C651

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

Preview Lab → · Contrast checker → · Palette generator →