#40C573#40C573

#40C573 is a light, vivid green. Relative luminance 0.423; OKLCH L 73.2% C 0.165 H 152.3°. Best body text is #000000 at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#40C573
RGB	rgb(64, 197, 115)
HSL	hsl(143, 53%, 51%)
HSV	hsv(143, 68%, 77%)
CMYK	cmyk(67.5%, 0%, 41.6%, 22.7%)
CIE-LAB	lab(71.05, -54.11, 30.89)
CIE-LCH	lch(71.05, 62.31, 150.28°)
OKLab	oklab(73.2% -0.146 0.0765)
OKLCH	oklch(73.2% 0.165 152.3)
XYZ	xyz(25.1730, 42.2576, 23.0462)
Luminance	0.4226 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C573 #C54092

analogous

#4FC540 #40C573 #40C5B6

triadic

#40C573 #7340C5 #C57340

tetradic

#40C573 #404FC5 #C54092 #C5B640

square

#40C573 #404FC5 #C54092 #C5B640

split-complementary

#40C573 #B640C5 #C5404F

monochromatic

#206A3D #2F9957 #40C573 #6FD395 #9EE2B8

Accessibility & contrast

On white

2.22

#40C573 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.45

#40C573 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C573

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C573	#FFFFFF	#000000	##000000
##40C573	1.00	2.22	9.45	9.45
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.45	21.00	1.00	1.00
##000000	9.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5B56D

Deuteranopia (green-blind)

#B5A978

Tritanopia (blue-blind)

#00C2B1

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #40c573;
/* rgb */ color: rgb(64, 197, 115);
/* oklch */ color: oklch(73.2% 0.165 152.3);

Tailwind

colors: {
  custom: {
    50: '#85d89c',
    500: '#40c573',
    950: '#000000',
  },
}

SCSS

$custom: #40c573;
$custom-light: #85d89c;
$custom-dark: #000000;

JSON

{
  "hex": "#40c573",
  "rgb": {
    "r": 64,
    "g": 197,
    "b": 115
  },
  "hsl": {
    "h": 143.008,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.73197,
    "c": 0.16483,
    "h": 152.3
  },
  "luminance": 0.4226
}

Semantic roles & 50–950 ramp

primary

#40C573

secondary

#CE93B7

accent

#4BA5DD

background

#F8FDF9

surface

#F0FAF2

border

#CBD3CC

text

#0C140E

muted

#7D837E

Preview Lab

Preview with #40C573

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

Preview Lab → · Contrast checker → · Palette generator →