#40BC64#40BC64

#40BC64 is a light, vivid green. Relative luminance 0.380; OKLCH L 70.6% C 0.167 H 149.5°. Best body text is #000000 at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#40BC64
RGB	rgb(64, 188, 100)
HSL	hsl(137, 49%, 49%)
HSV	hsv(137, 66%, 74%)
CMYK	cmyk(66%, 0%, 46.8%, 26.3%)
CIE-LAB	lab(68.00, -53.25, 34.65)
CIE-LCH	lch(68.00, 63.53, 146.95°)
OKLab	oklab(70.61% -0.1436 0.0847)
OKLCH	oklch(70.61% 0.167 149.5)
XYZ	xyz(22.3961, 37.9742, 18.2036)
Luminance	0.3798 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40BC64 #BC4098

analogous

#5ABC40 #40BC64 #40BCA2

triadic

#40BC64 #6440BC #BC6440

tetradic

#40BC64 #405ABC #BC4098 #BCA240

square

#40BC64 #405ABC #BC4098 #BCA240

split-complementary

#40BC64 #A240BC #BC405A

monochromatic

#216133 #308E4C #40BC64 #6CCD88 #9ADDAD

Accessibility & contrast

On white

2.44

#40BC64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.60

#40BC64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BC64

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40BC64	#FFFFFF	#000000	##000000
##40BC64	1.00	2.44	8.60	8.60
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.60	21.00	1.00	1.00
##000000	8.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDAC5D

Deuteranopia (green-blind)

#AEA16A

Tritanopia (blue-blind)

#0AB9A7

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #40bc64;
/* rgb */ color: rgb(64, 188, 100);
/* oklch */ color: oklch(70.6% 0.167 149.5);

Tailwind

colors: {
  custom: {
    50: '#83d191',
    500: '#40bc64',
    950: '#000000',
  },
}

SCSS

$custom: #40bc64;
$custom-light: #83d191;
$custom-dark: #000000;

JSON

{
  "hex": "#40bc64",
  "rgb": {
    "r": 64,
    "g": 188,
    "b": 100
  },
  "hsl": {
    "h": 137.419,
    "s": 49.206,
    "l": 49.412
  },
  "oklch": {
    "l": 0.70612,
    "c": 0.16672,
    "h": 149.5
  },
  "luminance": 0.37977
}

Semantic roles & 50–950 ramp

primary

#40BC64

secondary

#C98FB8

accent

#4FB1D9

background

#F8FCF9

surface

#F0F9F1

border

#CBD2CB

text

#0C140D

muted

#7D827E

Preview Lab

Preview with #40BC64

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

Preview Lab → · Contrast checker → · Palette generator →