#40B855#40B855

#40B855 is a light, vivid green. Relative luminance 0.360; OKLCH L 69.3% C 0.175 H 146.5°. Best body text is #000000 at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#40B855
RGB	rgb(64, 184, 85)
HSL	hsl(131, 48%, 49%)
HSV	hsv(131, 65%, 72%)
CMYK	cmyk(65.2%, 0%, 53.8%, 27.8%)
CIE-LAB	lab(66.54, -54.01, 40.30)
CIE-LCH	lch(66.54, 67.39, 143.27°)
OKLab	oklab(69.34% -0.1459 0.0966)
OKLCH	oklch(69.34% 0.175 146.5)
XYZ	xyz(20.8931, 36.0247, 14.4450)
Luminance	0.3603 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B855 #B840A3

analogous

#67B840 #40B855 #40B891

triadic

#40B855 #5540B8 #B85540

tetradic

#40B855 #4067B8 #B840A3 #B89140

square

#40B855 #4067B8 #B840A3 #B89140

split-complementary

#40B855 #9140B8 #B84067

monochromatic

#205D2B #308B40 #40B855 #6ACB7B #97DBA3

Accessibility & contrast

On white

2.56

#40B855 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.21

#40B855 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B855

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B855	#FFFFFF	#000000	##000000
##40B855	1.00	2.56	8.21	8.21
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.21	21.00	1.00	1.00
##000000	8.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA84C

Deuteranopia (green-blind)

#AC9E5C

Tritanopia (blue-blind)

#1CB4A2

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #40b855;
/* rgb */ color: rgb(64, 184, 85);
/* oklch */ color: oklch(69.3% 0.175 146.5);

Tailwind

colors: {
  custom: {
    50: '#83ce87',
    500: '#40b855',
    950: '#000000',
  },
}

SCSS

$custom: #40b855;
$custom-light: #83ce87;
$custom-dark: #000000;

JSON

{
  "hex": "#40b855",
  "rgb": {
    "r": 64,
    "g": 184,
    "b": 85
  },
  "hsl": {
    "h": 130.5,
    "s": 48.387,
    "l": 48.627
  },
  "oklch": {
    "l": 0.69341,
    "c": 0.17498,
    "h": 146.5
  },
  "luminance": 0.36027
}

Semantic roles & 50–950 ramp

primary

#40B855

secondary

#C78DBD

accent

#50C0D8

background

#F8FCF8

surface

#F0F9F0

border

#CBD2CB

text

#0C140B

muted

#7D827C

Preview Lab

Preview with #40B855

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

Preview Lab → · Contrast checker → · Palette generator →