#40C681#40C681

#40C681 is a light, vivid green. Relative luminance 0.431; OKLCH L 73.7% C 0.153 H 156.5°. Best body text is #000000 at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#40C681
RGB	rgb(64, 198, 129)
HSL	hsl(149, 54%, 51%)
HSV	hsv(149, 68%, 78%)
CMYK	cmyk(67.7%, 0%, 34.8%, 22.4%)
CIE-LAB	lab(71.60, -51.88, 24.31)
CIE-LCH	lch(71.60, 57.29, 154.89°)
OKLab	oklab(73.73% -0.1406 0.0612)
OKLCH	oklch(73.73% 0.153 156.5)
XYZ	xyz(26.2685, 43.0603, 27.6917)
Luminance	0.4306 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C681 #C64085

analogous

#42C640 #40C681 #40C6C4

triadic

#40C681 #8140C6 #C68140

tetradic

#40C681 #4042C6 #C64085 #C6C440

square

#40C681 #4042C6 #C64085 #C6C440

split-complementary

#40C681 #C440C6 #C64042

monochromatic

#206C45 #2E9B63 #40C681 #6FD4A0 #9EE2BF

Accessibility & contrast

On white

2.18

#40C681 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.61

#40C681 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C681

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C681	#FFFFFF	#000000	##000000
##40C681	1.00	2.18	9.61	9.61
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.61	21.00	1.00	1.00
##000000	9.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5B77D

Deuteranopia (green-blind)

#B4AA85

Tritanopia (blue-blind)

#00C4B4

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #40c681;
/* rgb */ color: rgb(64, 198, 129);
/* oklch */ color: oklch(73.7% 0.153 156.5);

Tailwind

colors: {
  custom: {
    50: '#85d8a6',
    500: '#40c681',
    950: '#000000',
  },
}

SCSS

$custom: #40c681;
$custom-light: #85d8a6;
$custom-dark: #000000;

JSON

{
  "hex": "#40c681",
  "rgb": {
    "r": 64,
    "g": 198,
    "b": 129
  },
  "hsl": {
    "h": 149.104,
    "s": 54.032,
    "l": 51.373
  },
  "oklch": {
    "l": 0.73726,
    "c": 0.15334,
    "h": 156.5
  },
  "luminance": 0.43063
}

Semantic roles & 50–950 ramp

primary

#40C681

secondary

#CE93B2

accent

#4A96DD

background

#F8FDFA

surface

#F0FAF4

border

#CBD3CE

text

#0C150F

muted

#7D837F

Preview Lab

Preview with #40C681

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

Preview Lab → · Contrast checker → · Palette generator →