#40B452#40B452

#40B452 is a light, vivid green. Relative luminance 0.343; OKLCH L 68.3% C 0.172 H 146.1°. Best body text is #000000 at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#40B452
RGB	rgb(64, 180, 82)
HSL	hsl(129, 48%, 48%)
HSV	hsv(129, 64%, 71%)
CMYK	cmyk(64.4%, 0%, 54.4%, 29.4%)
CIE-LAB	lab(65.23, -52.95, 40.18)
CIE-LCH	lch(65.23, 66.47, 142.81°)
OKLab	oklab(68.25% -0.1431 0.0962)
OKLCH	oklch(68.25% 0.172 146.1)
XYZ	xyz(19.9573, 34.3397, 13.5575)
Luminance	0.3434 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B452 #B440A2

analogous

#68B440 #40B452 #40B48C

triadic

#40B452 #5240B4 #B45240

tetradic

#40B452 #4068B4 #B440A2 #B48C40

square

#40B452 #4068B4 #B440A2 #B48C40

split-complementary

#40B452 #8C40B4 #B44068

monochromatic

#205A29 #30873D #40B452 #68C977 #95D9A0

Accessibility & contrast

On white

2.67

#40B452 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.87

#40B452 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B452

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B452	#FFFFFF	#000000	##000000
##40B452	1.00	2.67	7.87	7.87
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.87	21.00	1.00	1.00
##000000	7.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A449

Deuteranopia (green-blind)

#A89A59

Tritanopia (blue-blind)

#20B09E

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #40b452;
/* rgb */ color: rgb(64, 180, 82);
/* oklch */ color: oklch(68.3% 0.172 146.1);

Tailwind

colors: {
  custom: {
    50: '#82cb85',
    500: '#40b452',
    950: '#000000',
  },
}

SCSS

$custom: #40b452;
$custom-light: #82cb85;
$custom-dark: #000000;

JSON

{
  "hex": "#40b452",
  "rgb": {
    "r": 64,
    "g": 180,
    "b": 82
  },
  "hsl": {
    "h": 129.31,
    "s": 47.541,
    "l": 47.843
  },
  "oklch": {
    "l": 0.6825,
    "c": 0.17242,
    "h": 146.1
  },
  "luminance": 0.34342
}

Semantic roles & 50–950 ramp

primary

#40B452

secondary

#C58BBC

accent

#51C2D7

background

#F8FCF8

surface

#F0F9EF

border

#CBD2CA

text

#0C130B

muted

#7D827C

Preview Lab

Preview with #40B452

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

Preview Lab → · Contrast checker → · Palette generator →