#40C179#40C179

#40C179 is a light, vivid green. Relative luminance 0.406; OKLCH L 72.3% C 0.154 H 154.7°. Best body text is #000000 at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#40C179
RGB	rgb(64, 193, 121)
HSL	hsl(147, 51%, 50%)
HSV	hsv(147, 67%, 76%)
CMYK	cmyk(66.8%, 0%, 37.3%, 24.3%)
CIE-LAB	lab(69.90, -51.47, 26.25)
CIE-LCH	lch(69.90, 57.78, 152.98°)
OKLab	oklab(72.29% -0.1393 0.0657)
OKLCH	oklch(72.29% 0.154 154.7)
XYZ	xyz(24.6333, 40.6077, 24.6253)
Luminance	0.4061 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C179 #C14088

analogous

#47C140 #40C179 #40C1BA

triadic

#40C179 #7940C1 #C17940

tetradic

#40C179 #4047C1 #C14088 #C1BA40

square

#40C179 #4047C1 #C14088 #C1BA40

split-complementary

#40C179 #BA40C1 #C14047

monochromatic

#21663F #30945C #40C179 #6ED099 #9CDFBA

Accessibility & contrast

On white

2.30

#40C179 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.12

#40C179 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C179

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C179	#FFFFFF	#000000	##000000
##40C179	1.00	2.30	9.12	9.12
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.12	21.00	1.00	1.00
##000000	9.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0B274

Deuteranopia (green-blind)

#B0A67E

Tritanopia (blue-blind)

#00BFAF

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #40c179;
/* rgb */ color: rgb(64, 193, 121);
/* oklch */ color: oklch(72.3% 0.154 154.7);

Tailwind

colors: {
  custom: {
    50: '#84d5a0',
    500: '#40c179',
    950: '#000000',
  },
}

SCSS

$custom: #40c179;
$custom-light: #84d5a0;
$custom-dark: #000000;

JSON

{
  "hex": "#40c179",
  "rgb": {
    "r": 64,
    "g": 193,
    "b": 121
  },
  "hsl": {
    "h": 146.512,
    "s": 50.988,
    "l": 50.392
  },
  "oklch": {
    "l": 0.72285,
    "c": 0.15397,
    "h": 154.7
  },
  "luminance": 0.4061
}

Semantic roles & 50–950 ramp

primary

#40C179

secondary

#CB92B2

accent

#4D9CDA

background

#F8FDF9

surface

#F0FAF2

border

#CBD3CC

text

#0C140F

muted

#7D837E

Preview Lab

Preview with #40C179

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

Preview Lab → · Contrast checker → · Palette generator →