#40CB3F#40CB3F

#40CB3F is a light, highly saturated green. Relative luminance 0.442; OKLCH L 74.1% C 0.215 H 142.9°. Best body text is #000000 at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#40CB3F
RGB	rgb(64, 203, 63)
HSL	hsl(120, 57%, 52%)
HSV	hsv(120, 69%, 80%)
CMYK	cmyk(68.5%, 0%, 69%, 20.4%)
CIE-LAB	lab(72.33, -63.12, 56.57)
CIE-LCH	lch(72.33, 84.76, 138.13°)
OKLab	oklab(74.07% -0.1714 0.1295)
OKLCH	oklch(74.07% 0.215 142.9)
XYZ	xyz(24.3660, 44.1581, 11.9409)
Luminance	0.4416 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CB3F #CA3FCB

analogous

#86CB3F #40CB3F #3FCB84

triadic

#40CB3F #3F40CB #CB3F40

tetradic

#40CB3F #3F86CB #CA3FCB #CB843F

square

#40CB3F #3F86CB #CA3FCB #CB843F

split-complementary

#40CB3F #843FCB #CB3F86

monochromatic

#1F711F #2CA12C #40CB3F #70D86F #A0E59F

Accessibility & contrast

On white

2.14

#40CB3F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.83

#40CB3F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CB3F

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CB3F	#FFFFFF	#000000	##000000
##40CB3F	1.00	2.14	9.83	9.83
#FFFFFF	2.14	1.00	21.00	21.00
#000000	9.83	21.00	1.00	1.00
##000000	9.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB82A

Deuteranopia (green-blind)

#BFAD4C

Tritanopia (blue-blind)

#19C5AF

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #40cb3f;
/* rgb */ color: rgb(64, 203, 63);
/* oklch */ color: oklch(74.1% 0.215 142.9);

Tailwind

colors: {
  custom: {
    50: '#87dc7b',
    500: '#40cb3f',
    950: '#000000',
  },
}

SCSS

$custom: #40cb3f;
$custom-light: #87dc7b;
$custom-dark: #000000;

JSON

{
  "hex": "#40cb3f",
  "rgb": {
    "r": 64,
    "g": 203,
    "b": 63
  },
  "hsl": {
    "h": 119.571,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.74067,
    "c": 0.21486,
    "h": 142.9
  },
  "luminance": 0.44161
}

Semantic roles & 50–950 ramp

primary

#40CB3F

secondary

#D194D1

accent

#47E1E0

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #40CB3F

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

Preview Lab → · Contrast checker → · Palette generator →