#40B455#40B455

#40B455 is a light, vivid green. Relative luminance 0.344; OKLCH L 68.3% C 0.170 H 146.7°. Best body text is #000000 at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#40B455
RGB	rgb(64, 180, 85)
HSL	hsl(131, 48%, 48%)
HSV	hsv(131, 64%, 71%)
CMYK	cmyk(64.4%, 0%, 52.8%, 29.4%)
CIE-LAB	lab(65.27, -52.53, 38.76)
CIE-LCH	lch(65.27, 65.28, 143.58°)
OKLab	oklab(68.29% -0.1419 0.0932)
OKLCH	oklch(68.29% 0.17 146.7)
XYZ	xyz(20.0739, 34.3863, 14.1719)
Luminance	0.3439 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B455 #B4409F

analogous

#65B440 #40B455 #40B48F

triadic

#40B455 #5540B4 #B45540

tetradic

#40B455 #4065B4 #B4409F #B48F40

square

#40B455 #4065B4 #B4409F #B48F40

split-complementary

#40B455 #8F40B4 #B44065

monochromatic

#205A2A #308740 #40B455 #68C97A #95D9A1

Accessibility & contrast

On white

2.67

#40B455 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.88

#40B455 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B455

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B455	#FFFFFF	#000000	##000000
##40B455	1.00	2.67	7.88	7.88
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.88	21.00	1.00	1.00
##000000	7.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A54D

Deuteranopia (green-blind)

#A89B5C

Tritanopia (blue-blind)

#1EB09E

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #40b455;
/* rgb */ color: rgb(64, 180, 85);
/* oklch */ color: oklch(68.3% 0.170 146.7);

Tailwind

colors: {
  custom: {
    50: '#82cb87',
    500: '#40b455',
    950: '#000000',
  },
}

SCSS

$custom: #40b455;
$custom-light: #82cb87;
$custom-dark: #000000;

JSON

{
  "hex": "#40b455",
  "rgb": {
    "r": 64,
    "g": 180,
    "b": 85
  },
  "hsl": {
    "h": 130.862,
    "s": 47.541,
    "l": 47.843
  },
  "oklch": {
    "l": 0.68292,
    "c": 0.16977,
    "h": 146.7
  },
  "luminance": 0.34388
}

Semantic roles & 50–950 ramp

primary

#40B455

secondary

#C58BBA

accent

#51BFD7

background

#F8FCF8

surface

#F0F9F0

border

#CBD2CB

text

#0C130B

muted

#7D827C

Preview Lab

Preview with #40B455

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

Preview Lab → · Contrast checker → · Palette generator →