#40B853#40B853

#40B853 is a light, vivid green. Relative luminance 0.360; OKLCH L 69.3% C 0.177 H 146.1°. Best body text is #000000 at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#40B853
RGB	rgb(64, 184, 83)
HSL	hsl(130, 48%, 49%)
HSV	hsv(130, 65%, 72%)
CMYK	cmyk(65.2%, 0%, 54.9%, 27.8%)
CIE-LAB	lab(66.51, -54.29, 41.24)
CIE-LCH	lch(66.51, 68.18, 142.77°)
OKLab	oklab(69.31% -0.1467 0.0986)
OKLCH	oklch(69.31% 0.177 146.1)
XYZ	xyz(20.8148, 35.9934, 14.0324)
Luminance	0.3600 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B853 #B840A5

analogous

#69B840 #40B853 #40B88F

triadic

#40B853 #5340B8 #B85340

tetradic

#40B853 #4069B8 #B840A5 #B88F40

square

#40B853 #4069B8 #B840A5 #B88F40

split-complementary

#40B853 #8F40B8 #B84069

monochromatic

#205D2A #308B3F #40B853 #6ACB79 #97DBA2

Accessibility & contrast

On white

2.56

#40B853 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.20

#40B853 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B853

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B853	#FFFFFF	#000000	##000000
##40B853	1.00	2.56	8.20	8.20
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.20	21.00	1.00	1.00
##000000	8.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA84A

Deuteranopia (green-blind)

#AC9E5B

Tritanopia (blue-blind)

#1DB4A1

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #40b853;
/* rgb */ color: rgb(64, 184, 83);
/* oklch */ color: oklch(69.3% 0.177 146.1);

Tailwind

colors: {
  custom: {
    50: '#83ce86',
    500: '#40b853',
    950: '#000000',
  },
}

SCSS

$custom: #40b853;
$custom-light: #83ce86;
$custom-dark: #000000;

JSON

{
  "hex": "#40b853",
  "rgb": {
    "r": 64,
    "g": 184,
    "b": 83
  },
  "hsl": {
    "h": 129.5,
    "s": 48.387,
    "l": 48.627
  },
  "oklch": {
    "l": 0.69314,
    "c": 0.17672,
    "h": 146.1
  },
  "luminance": 0.35996
}

Semantic roles & 50–950 ramp

primary

#40B853

secondary

#C78DBE

accent

#50C2D8

background

#F8FCF8

surface

#F0F9EF

border

#CBD2CA

text

#0C140B

muted

#7D827C

Preview Lab

Preview with #40B853

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

Preview Lab → · Contrast checker → · Palette generator →