#40BF63#40BF63

#40BF63 is a light, vivid green. Relative luminance 0.393; OKLCH L 71.4% C 0.172 H 149.0°. Best body text is #000000 at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#40BF63
RGB	rgb(64, 191, 99)
HSL	hsl(137, 50%, 50%)
HSV	hsv(137, 66%, 75%)
CMYK	cmyk(66.5%, 0%, 48.2%, 25.1%)
CIE-LAB	lab(68.93, -54.53, 36.33)
CIE-LCH	lch(68.93, 65.52, 146.32°)
OKLab	oklab(71.38% -0.147 0.0885)
OKLCH	oklch(71.38% 0.172 149)
XYZ	xyz(22.9955, 39.2500, 18.1661)
Luminance	0.3925 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40BF63 #BF409C

analogous

#5DBF40 #40BF63 #40BFA2

triadic

#40BF63 #6340BF #BF6340

tetradic

#40BF63 #405DBF #BF409C #BFA240

square

#40BF63 #405DBF #BF409C #BFA240

split-complementary

#40BF63 #A240BF #BF405D

monochromatic

#216333 #31914B #40BF63 #6ECE88 #9CDEAE

Accessibility & contrast

On white

2.37

#40BF63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.85

#40BF63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BF63

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40BF63	#FFFFFF	#000000	##000000
##40BF63	1.00	2.37	8.85	8.85
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.85	21.00	1.00	1.00
##000000	8.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AF5C

Deuteranopia (green-blind)

#B1A469

Tritanopia (blue-blind)

#07BBA9

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #40bf63;
/* rgb */ color: rgb(64, 191, 99);
/* oklch */ color: oklch(71.4% 0.172 149.0);

Tailwind

colors: {
  custom: {
    50: '#84d391',
    500: '#40bf63',
    950: '#000000',
  },
}

SCSS

$custom: #40bf63;
$custom-light: #84d391;
$custom-dark: #000000;

JSON

{
  "hex": "#40bf63",
  "rgb": {
    "r": 64,
    "g": 191,
    "b": 99
  },
  "hsl": {
    "h": 136.535,
    "s": 49.804,
    "l": 50
  },
  "oklch": {
    "l": 0.71375,
    "c": 0.17159,
    "h": 149
  },
  "luminance": 0.39252
}

Semantic roles & 50–950 ramp

primary

#40BF63

secondary

#CA91BA

accent

#4EB3D9

background

#F8FDF9

surface

#F0FAF1

border

#CBD3CB

text

#0C140D

muted

#7D837E

Preview Lab

Preview with #40BF63

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

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