#40C77E#40C77E

#40C77E is a light, vivid green. Relative luminance 0.434; OKLCH L 73.9% C 0.157 H 155.3°. Best body text is #000000 at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#40C77E
RGB	rgb(64, 199, 126)
HSL	hsl(148, 55%, 52%)
HSV	hsv(148, 68%, 78%)
CMYK	cmyk(67.8%, 0%, 36.7%, 22%)
CIE-LAB	lab(71.85, -52.85, 26.23)
CIE-LCH	lch(71.85, 59.01, 153.60°)
OKLab	oklab(73.92% -0.143 0.0657)
OKLCH	oklch(73.92% 0.157 155.3)
XYZ	xyz(26.3013, 43.4403, 26.7333)
Luminance	0.4344 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C77E #C74089

analogous

#46C740 #40C77E #40C7C2

triadic

#40C77E #7E40C7 #C77E40

tetradic

#40C77E #4046C7 #C74089 #C7C240

square

#40C77E #4046C7 #C74089 #C7C240

split-complementary

#40C77E #C240C7 #C74046

monochromatic

#206D43 #2E9C60 #40C77E #6FD59E #9FE3BE

Accessibility & contrast

On white

2.17

#40C77E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.69

#40C77E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C77E

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C77E	#FFFFFF	#000000	##000000
##40C77E	1.00	2.17	9.69	9.69
#FFFFFF	2.17	1.00	21.00	21.00
#000000	9.69	21.00	1.00	1.00
##000000	9.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6B779

Deuteranopia (green-blind)

#B5AB83

Tritanopia (blue-blind)

#00C5B4

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #40c77e;
/* rgb */ color: rgb(64, 199, 126);
/* oklch */ color: oklch(73.9% 0.157 155.3);

Tailwind

colors: {
  custom: {
    50: '#85d9a4',
    500: '#40c77e',
    950: '#000000',
  },
}

SCSS

$custom: #40c77e;
$custom-light: #85d9a4;
$custom-dark: #000000;

JSON

{
  "hex": "#40c77e",
  "rgb": {
    "r": 64,
    "g": 199,
    "b": 126
  },
  "hsl": {
    "h": 147.556,
    "s": 54.656,
    "l": 51.569
  },
  "oklch": {
    "l": 0.7392,
    "c": 0.1574,
    "h": 155.3
  },
  "luminance": 0.43443
}

Semantic roles & 50–950 ramp

primary

#40C77E

secondary

#CF94B4

accent

#4A9ADE

background

#F8FDFA

surface

#F0FBF4

border

#CBD4CE

text

#0C150F

muted

#7D837F

Preview Lab

Preview with #40C77E

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

Preview Lab → · Contrast checker → · Palette generator →