#40BB42#40BB42

#40BB42 is a light, vivid green. Relative luminance 0.370; OKLCH L 69.9% C 0.194 H 143.4°. Best body text is #000000 at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#40BB42
RGB	rgb(64, 187, 66)
HSL	hsl(121, 49%, 49%)
HSV	hsv(121, 66%, 73%)
CMYK	cmyk(65.8%, 0%, 64.7%, 26.7%)
CIE-LAB	lab(67.29, -57.39, 49.90)
CIE-LCH	lch(67.29, 76.05, 138.99°)
OKLab	oklab(69.9% -0.1558 0.1158)
OKLCH	oklch(69.9% 0.194 143.4)
XYZ	xyz(20.8668, 37.0218, 11.1995)
Luminance	0.3702 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40BB42 #BB40B9

analogous

#7BBB40 #40BB42 #40BB80

triadic

#40BB42 #4240BB #BB4240

tetradic

#40BB42 #407BBB #BB40B9 #BB8040

square

#40BB42 #407BBB #BB40B9 #BB8040

split-complementary

#40BB42 #8040BB #BB407B

monochromatic

#216022 #308D32 #40BB42 #6CCD6D #99DC9A

Accessibility & contrast

On white

2.50

#40BB42 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.40

#40BB42 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BB42

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40BB42	#FFFFFF	#000000	##000000
##40BB42	1.00	2.50	8.40	8.40
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.40	21.00	1.00	1.00
##000000	8.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFAA33

Deuteranopia (green-blind)

#B0A04D

Tritanopia (blue-blind)

#23B6A2

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #40bb42;
/* rgb */ color: rgb(64, 187, 66);
/* oklch */ color: oklch(69.9% 0.194 143.4);

Tailwind

colors: {
  custom: {
    50: '#84d07b',
    500: '#40bb42',
    950: '#000000',
  },
}

SCSS

$custom: #40bb42;
$custom-light: #84d07b;
$custom-dark: #000000;

JSON

{
  "hex": "#40bb42",
  "rgb": {
    "r": 64,
    "g": 187,
    "b": 66
  },
  "hsl": {
    "h": 120.976,
    "s": 49.004,
    "l": 49.216
  },
  "oklch": {
    "l": 0.69901,
    "c": 0.19408,
    "h": 143.4
  },
  "luminance": 0.37024
}

Semantic roles & 50–950 ramp

primary

#40BB42

secondary

#C88FC7

accent

#4FD6D9

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C140A

muted

#7D827C

Preview Lab

Preview with #40BB42

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

Preview Lab → · Contrast checker → · Palette generator →