#40BF4F#40BF4F

#40BF4F is a light, vivid green. Relative luminance 0.389; OKLCH L 71.1% C 0.189 H 145.1°. Best body text is #000000 at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#40BF4F
RGB	rgb(64, 191, 79)
HSL	hsl(127, 50%, 50%)
HSV	hsv(127, 66%, 75%)
CMYK	cmyk(66.5%, 0%, 58.6%, 25.1%)
CIE-LAB	lab(68.69, -57.32, 45.70)
CIE-LCH	lch(68.69, 73.31, 141.44°)
OKLab	oklab(71.1% -0.155 0.108)
OKLCH	oklch(71.1% 0.189 145.1)
XYZ	xyz(22.1550, 38.9138, 13.7392)
Luminance	0.3892 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40BF4F #BF40B0

analogous

#70BF40 #40BF4F #40BF8F

triadic

#40BF4F #4F40BF #BF4F40

tetradic

#40BF4F #4070BF #BF40B0 #BF8F40

square

#40BF4F #4070BF #BF40B0 #BF8F40

split-complementary

#40BF4F #8F40BF #BF4070

monochromatic

#216329 #31913C #40BF4F #6ECE79 #9CDEA3

Accessibility & contrast

On white

2.39

#40BF4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.78

#40BF4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BF4F

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40BF4F	#FFFFFF	#000000	##000000
##40BF4F	1.00	2.39	8.78	8.78
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.78	21.00	1.00	1.00
##000000	8.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AE44

Deuteranopia (green-blind)

#B3A358

Tritanopia (blue-blind)

#1ABAA7

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #40bf4f;
/* rgb */ color: rgb(64, 191, 79);
/* oklch */ color: oklch(71.1% 0.189 145.1);

Tailwind

colors: {
  custom: {
    50: '#84d384',
    500: '#40bf4f',
    950: '#000000',
  },
}

SCSS

$custom: #40bf4f;
$custom-light: #84d384;
$custom-dark: #000000;

JSON

{
  "hex": "#40bf4f",
  "rgb": {
    "r": 64,
    "g": 191,
    "b": 79
  },
  "hsl": {
    "h": 127.087,
    "s": 49.804,
    "l": 50
  },
  "oklch": {
    "l": 0.71095,
    "c": 0.18892,
    "h": 145.1
  },
  "luminance": 0.38916
}

Semantic roles & 50–950 ramp

primary

#40BF4F

secondary

#CA91C3

accent

#4EC9D9

background

#F8FDF8

surface

#F0FAEF

border

#CBD3CA

text

#0C140B

muted

#7D837C

Preview Lab

Preview with #40BF4F

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

Preview Lab → · Contrast checker → · Palette generator →