#40C661#40C661

#40C661 is a light, vivid green. Relative luminance 0.423; OKLCH L 73.2% C 0.182 H 148.0°. Best body text is #000000 at 9.47:1 contrast (WCAG AA passes).

Color values

HEX	#40C661
RGB	rgb(64, 198, 97)
HSL	hsl(135, 54%, 51%)
HSV	hsv(135, 68%, 78%)
CMYK	cmyk(67.7%, 0%, 51%, 22.4%)
CIE-LAB	lab(71.10, -57.39, 40.03)
CIE-LCH	lch(71.10, 69.97, 145.11°)
OKLab	oklab(73.16% -0.1547 0.0967)
OKLCH	oklch(73.16% 0.182 148)
XYZ	xyz(24.4643, 42.3386, 18.1898)
Luminance	0.4234 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C661 #C640A5

analogous

#62C640 #40C661 #40C6A4

triadic

#40C661 #6140C6 #C66140

tetradic

#40C661 #4062C6 #C640A5 #C6A440

square

#40C661 #4062C6 #C640A5 #C6A440

split-complementary

#40C661 #A440C6 #C64062

monochromatic

#206C33 #2E9B49 #40C661 #6FD488 #9EE2AF

Accessibility & contrast

On white

2.22

#40C661 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.47

#40C661 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C661

9.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C661	#FFFFFF	#000000	##000000
##40C661	1.00	2.22	9.47	9.47
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.47	21.00	1.00	1.00
##000000	9.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B558

Deuteranopia (green-blind)

#B8AA68

Tritanopia (blue-blind)

#00C2AF

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #40c661;
/* rgb */ color: rgb(64, 198, 97);
/* oklch */ color: oklch(73.2% 0.182 148.0);

Tailwind

colors: {
  custom: {
    50: '#85d890',
    500: '#40c661',
    950: '#000000',
  },
}

SCSS

$custom: #40c661;
$custom-light: #85d890;
$custom-dark: #000000;

JSON

{
  "hex": "#40c661",
  "rgb": {
    "r": 64,
    "g": 198,
    "b": 97
  },
  "hsl": {
    "h": 134.776,
    "s": 54.032,
    "l": 51.373
  },
  "oklch": {
    "l": 0.73159,
    "c": 0.18245,
    "h": 148
  },
  "luminance": 0.42341
}

Semantic roles & 50–950 ramp

primary

#40C661

secondary

#CE93C0

accent

#4AB9DD

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0C150D

muted

#7D837D

Preview Lab

Preview with #40C661

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

Preview Lab → · Contrast checker → · Palette generator →