#40C55A#40C55A

#40C55A is a light, vivid green. Relative luminance 0.418; OKLCH L 72.8% C 0.187 H 146.7°. Best body text is #000000 at 9.35:1 contrast (WCAG AA passes).

Color values

HEX	#40C55A
RGB	rgb(64, 197, 90)
HSL	hsl(132, 53%, 51%)
HSV	hsv(132, 68%, 77%)
CMYK	cmyk(67.5%, 0%, 54.3%, 22.7%)
CIE-LAB	lab(70.70, -58.03, 42.93)
CIE-LCH	lch(70.70, 72.18, 143.51°)
OKLab	oklab(72.8% -0.1565 0.1027)
OKLCH	oklch(72.8% 0.187 146.7)
XYZ	xyz(23.9244, 41.7581, 16.4702)
Luminance	0.4176 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C55A #C540AB

analogous

#68C540 #40C55A #40C59C

triadic

#40C55A #5A40C5 #C55A40

tetradic

#40C55A #4068C5 #C540AB #C59C40

square

#40C55A #4068C5 #C540AB #C59C40

split-complementary

#40C55A #9C40C5 #C54068

monochromatic

#206A2F #2F9943 #40C55A #6FD383 #9EE2AB

Accessibility & contrast

On white

2.25

#40C55A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.35

#40C55A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C55A

9.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C55A	#FFFFFF	#000000	##000000
##40C55A	1.00	2.25	9.35	9.35
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.35	21.00	1.00	1.00
##000000	9.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B450

Deuteranopia (green-blind)

#B7A962

Tritanopia (blue-blind)

#0BC1AD

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #40c55a;
/* rgb */ color: rgb(64, 197, 90);
/* oklch */ color: oklch(72.8% 0.187 146.7);

Tailwind

colors: {
  custom: {
    50: '#85d88b',
    500: '#40c55a',
    950: '#000000',
  },
}

SCSS

$custom: #40c55a;
$custom-light: #85d88b;
$custom-dark: #000000;

JSON

{
  "hex": "#40c55a",
  "rgb": {
    "r": 64,
    "g": 197,
    "b": 90
  },
  "hsl": {
    "h": 131.729,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.72801,
    "c": 0.18725,
    "h": 146.7
  },
  "luminance": 0.41761
}

Semantic roles & 50–950 ramp

primary

#40C55A

secondary

#CE93C2

accent

#4BC0DD

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0C150C

muted

#7D837D

Preview Lab

Preview with #40C55A

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

Preview Lab → · Contrast checker → · Palette generator →