#40C740#40C740

#40C740 is a light, highly saturated green. Relative luminance 0.423; OKLCH L 73.0% C 0.210 H 143.1°. Best body text is #000000 at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#40C740
RGB	rgb(64, 199, 64)
HSL	hsl(120, 55%, 52%)
HSV	hsv(120, 68%, 78%)
CMYK	cmyk(67.8%, 0%, 67.8%, 22%)
CIE-LAB	lab(71.08, -61.70, 54.84)
CIE-LCH	lch(71.08, 82.55, 138.37°)
OKLab	oklab(73.03% -0.1675 0.126)
OKLCH	oklch(73.03% 0.21 143.1)
XYZ	xyz(23.4618, 42.3045, 11.7786)
Luminance	0.4231 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C740 #C740C7

analogous

#84C740 #40C740 #40C784

triadic

#40C740 #4040C7 #C74040

tetradic

#40C740 #4084C7 #C740C7 #C78440

square

#40C740 #4084C7 #C740C7 #C78440

split-complementary

#40C740 #8440C7 #C74084

monochromatic

#206D20 #2E9C2E #40C740 #6FD56F #9FE39F

Accessibility & contrast

On white

2.22

#40C740 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.46

#40C740 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C740

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C740	#FFFFFF	#000000	##000000
##40C740	1.00	2.22	9.46	9.46
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.46	21.00	1.00	1.00
##000000	9.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB52D

Deuteranopia (green-blind)

#BBAA4D

Tritanopia (blue-blind)

#1CC1AC

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #40c740;
/* rgb */ color: rgb(64, 199, 64);
/* oklch */ color: oklch(73.0% 0.210 143.1);

Tailwind

colors: {
  custom: {
    50: '#87d97b',
    500: '#40c740',
    950: '#000000',
  },
}

SCSS

$custom: #40c740;
$custom-light: #87d97b;
$custom-dark: #000000;

JSON

{
  "hex": "#40c740",
  "rgb": {
    "r": 64,
    "g": 199,
    "b": 64
  },
  "hsl": {
    "h": 120,
    "s": 54.656,
    "l": 51.569
  },
  "oklch": {
    "l": 0.73031,
    "c": 0.20962,
    "h": 143.1
  },
  "luminance": 0.42307
}

Semantic roles & 50–950 ramp

primary

#40C740

secondary

#CF94CF

accent

#4ADEDE

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #40C740

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

Preview Lab → · Contrast checker → · Palette generator →