#40C54F#40C54F

#40C54F is a light, vivid green. Relative luminance 0.416; OKLCH L 72.7% C 0.196 H 144.9°. Best body text is #000000 at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#40C54F
RGB	rgb(64, 197, 79)
HSL	hsl(127, 53%, 51%)
HSV	hsv(127, 68%, 77%)
CMYK	cmyk(67.5%, 0%, 59.9%, 22.7%)
CIE-LAB	lab(70.58, -59.43, 47.90)
CIE-LCH	lch(70.58, 76.33, 141.13°)
OKLab	oklab(72.66% -0.1607 0.1127)
OKLCH	oklch(72.66% 0.196 144.9)
XYZ	xyz(23.4904, 41.5845, 14.1843)
Luminance	0.4159 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C54F #C540B6

analogous

#73C540 #40C54F #40C591

triadic

#40C54F #4F40C5 #C54F40

tetradic

#40C54F #4073C5 #C540B6 #C59140

square

#40C54F #4073C5 #C540B6 #C59140

split-complementary

#40C54F #9140C5 #C54073

monochromatic

#206A29 #2F993B #40C54F #6FD37A #9EE2A6

Accessibility & contrast

On white

2.25

#40C54F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.32

#40C54F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C54F

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C54F	#FFFFFF	#000000	##000000
##40C54F	1.00	2.25	9.32	9.32
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.32	21.00	1.00	1.00
##000000	9.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B342

Deuteranopia (green-blind)

#B8A859

Tritanopia (blue-blind)

#15C0AC

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #40c54f;
/* rgb */ color: rgb(64, 197, 79);
/* oklch */ color: oklch(72.7% 0.196 144.9);

Tailwind

colors: {
  custom: {
    50: '#86d884',
    500: '#40c54f',
    950: '#000000',
  },
}

SCSS

$custom: #40c54f;
$custom-light: #86d884;
$custom-dark: #000000;

JSON

{
  "hex": "#40c54f",
  "rgb": {
    "r": 64,
    "g": 197,
    "b": 79
  },
  "hsl": {
    "h": 126.767,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.72663,
    "c": 0.1963,
    "h": 144.9
  },
  "luminance": 0.41587
}

Semantic roles & 50–950 ramp

primary

#40C54F

secondary

#CE93C7

accent

#4BCCDD

background

#F8FDF8

surface

#F0FAEF

border

#CBD3CA

text

#0C150B

muted

#7D837C

Preview Lab

Preview with #40C54F

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

Preview Lab → · Contrast checker → · Palette generator →