#40BB59#40BB59

#40BB59 is a light, vivid green. Relative luminance 0.374; OKLCH L 70.2% C 0.175 H 147.1°. Best body text is #000000 at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#40BB59
RGB	rgb(64, 187, 89)
HSL	hsl(132, 49%, 49%)
HSV	hsv(132, 66%, 73%)
CMYK	cmyk(65.8%, 0%, 52.4%, 26.7%)
CIE-LAB	lab(67.54, -54.55, 39.57)
CIE-LCH	lch(67.54, 67.39, 144.05°)
OKLab	oklab(70.18% -0.1472 0.0953)
OKLCH	oklch(70.18% 0.175 147.1)
XYZ	xyz(21.6863, 37.3497, 15.5156)
Luminance	0.3735 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40BB59 #BB40A2

analogous

#65BB40 #40BB59 #40BB97

triadic

#40BB59 #5940BB #BB5940

tetradic

#40BB59 #4065BB #BB40A2 #BB9740

square

#40BB59 #4065BB #BB40A2 #BB9740

split-complementary

#40BB59 #9740BB #BB4065

monochromatic

#21602E #308D43 #40BB59 #6CCD7F #99DCA7

Accessibility & contrast

On white

2.48

#40BB59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.47

#40BB59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BB59

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40BB59	#FFFFFF	#000000	##000000
##40BB59	1.00	2.48	8.47	8.47
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.47	21.00	1.00	1.00
##000000	8.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDAB50

Deuteranopia (green-blind)

#AEA060

Tritanopia (blue-blind)

#17B7A5

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #40bb59;
/* rgb */ color: rgb(64, 187, 89);
/* oklch */ color: oklch(70.2% 0.175 147.1);

Tailwind

colors: {
  custom: {
    50: '#83d08a',
    500: '#40bb59',
    950: '#000000',
  },
}

SCSS

$custom: #40bb59;
$custom-light: #83d08a;
$custom-dark: #000000;

JSON

{
  "hex": "#40bb59",
  "rgb": {
    "r": 64,
    "g": 187,
    "b": 89
  },
  "hsl": {
    "h": 132.195,
    "s": 49.004,
    "l": 49.216
  },
  "oklch": {
    "l": 0.70182,
    "c": 0.17535,
    "h": 147.1
  },
  "luminance": 0.37352
}

Semantic roles & 50–950 ramp

primary

#40BB59

secondary

#C88FBC

accent

#4FBDD9

background

#F8FCF8

surface

#F0F9F0

border

#CBD2CB

text

#0C140C

muted

#7D827D

Preview Lab

Preview with #40BB59

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

Preview Lab → · Contrast checker → · Palette generator →