#40C063#40C063

#40C063 is a light, vivid green. Relative luminance 0.397; OKLCH L 71.6% C 0.173 H 148.9°. Best body text is #000000 at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#40C063
RGB	rgb(64, 192, 99)
HSL	hsl(136, 50%, 50%)
HSV	hsv(136, 67%, 75%)
CMYK	cmyk(66.7%, 0%, 48.4%, 24.7%)
CIE-LAB	lab(69.25, -54.90, 36.73)
CIE-LCH	lch(69.25, 66.05, 146.22°)
OKLab	oklab(71.64% -0.148 0.0894)
OKLCH	oklch(71.64% 0.173 148.9)
XYZ	xyz(23.2144, 39.6877, 18.2390)
Luminance	0.3969 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C063 #C0409D

analogous

#5DC040 #40C063 #40C0A3

triadic

#40C063 #6340C0 #C06340

tetradic

#40C063 #405DC0 #C0409D #C0A340

square

#40C063 #405DC0 #C0409D #C0A340

split-complementary

#40C063 #A340C0 #C0405D

monochromatic

#216434 #30924B #40C063 #6ECF89 #9CDEAE

Accessibility & contrast

On white

2.35

#40C063 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.94

#40C063 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C063

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C063	#FFFFFF	#000000	##000000
##40C063	1.00	2.35	8.94	8.94
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.94	21.00	1.00	1.00
##000000	8.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2B05B

Deuteranopia (green-blind)

#B2A56A

Tritanopia (blue-blind)

#05BCAA

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #40c063;
/* rgb */ color: rgb(64, 192, 99);
/* oklch */ color: oklch(71.6% 0.173 148.9);

Tailwind

colors: {
  custom: {
    50: '#84d491',
    500: '#40c063',
    950: '#000000',
  },
}

SCSS

$custom: #40c063;
$custom-light: #84d491;
$custom-dark: #000000;

JSON

{
  "hex": "#40c063",
  "rgb": {
    "r": 64,
    "g": 192,
    "b": 99
  },
  "hsl": {
    "h": 136.406,
    "s": 50.394,
    "l": 50.196
  },
  "oklch": {
    "l": 0.71635,
    "c": 0.17291,
    "h": 148.9
  },
  "luminance": 0.3969
}

Semantic roles & 50–950 ramp

primary

#40C063

secondary

#CB91BB

accent

#4EB4DA

background

#F8FDF9

surface

#F0FAF1

border

#CBD3CB

text

#0C140D

muted

#7D837E

Preview Lab

Preview with #40C063

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

Preview Lab → · Contrast checker → · Palette generator →