#40C563#40C563

#40C563 is a light, vivid green. Relative luminance 0.419; OKLCH L 72.9% C 0.179 H 148.5°. Best body text is #000000 at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#40C563
RGB	rgb(64, 197, 99)
HSL	hsl(136, 53%, 51%)
HSV	hsv(136, 68%, 77%)
CMYK	cmyk(67.5%, 0%, 49.7%, 22.7%)
CIE-LAB	lab(70.82, -56.73, 38.69)
CIE-LCH	lch(70.82, 68.67, 145.71°)
OKLab	oklab(72.93% -0.1529 0.0938)
OKLCH	oklch(72.93% 0.179 148.5)
XYZ	xyz(24.3309, 41.9207, 18.6112)
Luminance	0.4192 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C563 #C540A2

analogous

#5FC540 #40C563 #40C5A5

triadic

#40C563 #6340C5 #C56340

tetradic

#40C563 #405FC5 #C540A2 #C5A540

square

#40C563 #405FC5 #C540A2 #C5A540

split-complementary

#40C563 #A540C5 #C5405F

monochromatic

#206A34 #2F994B #40C563 #6FD389 #9EE2B0

Accessibility & contrast

On white

2.24

#40C563 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.38

#40C563 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C563

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C563	#FFFFFF	#000000	##000000
##40C563	1.00	2.24	9.38	9.38
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.38	21.00	1.00	1.00
##000000	9.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B45B

Deuteranopia (green-blind)

#B7A96A

Tritanopia (blue-blind)

#00C1AE

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #40c563;
/* rgb */ color: rgb(64, 197, 99);
/* oklch */ color: oklch(72.9% 0.179 148.5);

Tailwind

colors: {
  custom: {
    50: '#85d891',
    500: '#40c563',
    950: '#000000',
  },
}

SCSS

$custom: #40c563;
$custom-light: #85d891;
$custom-dark: #000000;

JSON

{
  "hex": "#40c563",
  "rgb": {
    "r": 64,
    "g": 197,
    "b": 99
  },
  "hsl": {
    "h": 135.789,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.7293,
    "c": 0.1794,
    "h": 148.5
  },
  "luminance": 0.41923
}

Semantic roles & 50–950 ramp

primary

#40C563

secondary

#CE93BE

accent

#4BB6DD

background

#F8FDF9

surface

#F0FAF1

border

#CBD3CB

text

#0C150D

muted

#7D837E

Preview Lab

Preview with #40C563

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

Preview Lab → · Contrast checker → · Palette generator →