#40C57C#40C57C

#40C57C is a light, vivid green. Relative luminance 0.425; OKLCH L 73.4% C 0.157 H 155.0°. Best body text is #000000 at 9.50:1 contrast (WCAG AA passes).

Color values

HEX	#40C57C
RGB	rgb(64, 197, 124)
HSL	hsl(147, 53%, 51%)
HSV	hsv(147, 68%, 77%)
CMYK	cmyk(67.5%, 0%, 37.1%, 22.7%)
CIE-LAB	lab(71.20, -52.46, 26.41)
CIE-LCH	lch(71.20, 58.73, 153.28°)
OKLab	oklab(73.37% -0.1419 0.0661)
OKLCH	oklch(73.37% 0.157 155)
XYZ	xyz(25.7164, 42.4749, 25.9081)
Luminance	0.4248 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C57C #C54089

analogous

#46C540 #40C57C #40C5BF

triadic

#40C57C #7C40C5 #C57C40

tetradic

#40C57C #4046C5 #C54089 #C5BF40

square

#40C57C #4046C5 #C54089 #C5BF40

split-complementary

#40C57C #BF40C5 #C54046

monochromatic

#206A42 #2F995F #40C57C #6FD39C #9EE2BC

Accessibility & contrast

On white

2.21

#40C57C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.50

#40C57C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C57C

9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C57C	#FFFFFF	#000000	##000000
##40C57C	1.00	2.21	9.50	9.50
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.50	21.00	1.00	1.00
##000000	9.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4B577

Deuteranopia (green-blind)

#B3AA81

Tritanopia (blue-blind)

#00C3B2

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #40c57c;
/* rgb */ color: rgb(64, 197, 124);
/* oklch */ color: oklch(73.4% 0.157 155.0);

Tailwind

colors: {
  custom: {
    50: '#84d7a2',
    500: '#40c57c',
    950: '#000000',
  },
}

SCSS

$custom: #40c57c;
$custom-light: #84d7a2;
$custom-dark: #000000;

JSON

{
  "hex": "#40c57c",
  "rgb": {
    "r": 64,
    "g": 197,
    "b": 124
  },
  "hsl": {
    "h": 147.068,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.73369,
    "c": 0.15656,
    "h": 155
  },
  "luminance": 0.42478
}

Semantic roles & 50–950 ramp

primary

#40C57C

secondary

#CE93B3

accent

#4B9BDD

background

#F8FDFA

surface

#F0FAF3

border

#CBD3CD

text

#0C140F

muted

#7D837F

Preview Lab

Preview with #40C57C

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

Preview Lab → · Contrast checker → · Palette generator →