#40B064#40B064

#40B064 is a light, vivid green. Relative luminance 0.331; OKLCH L 67.5% C 0.151 H 150.8°. Best body text is #000000 at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#40B064
RGB	rgb(64, 176, 100)
HSL	hsl(139, 47%, 47%)
HSV	hsv(139, 64%, 69%)
CMYK	cmyk(63.6%, 0%, 43.2%, 31%)
CIE-LAB	lab(64.21, -48.64, 29.79)
CIE-LCH	lch(64.21, 57.03, 148.51°)
OKLab	oklab(67.49% -0.1313 0.0735)
OKLCH	oklch(67.49% 0.151 150.8)
XYZ	xyz(19.9384, 33.0587, 17.3843)
Luminance	0.3306 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B064 #B0408C

analogous

#54B040 #40B064 #40B09C

triadic

#40B064 #6440B0 #B06440

tetradic

#40B064 #4054B0 #B0408C #B09C40

square

#40B064 #4054B0 #B0408C #B09C40

split-complementary

#40B064 #9C40B0 #B04054

monochromatic

#1F5631 #30834B #40B064 #66C785 #93D8A9

Accessibility & contrast

On white

2.76

#40B064 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.61

#40B064 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B064

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B064	#FFFFFF	#000000	##000000
##40B064	1.00	2.76	7.61	7.61
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.61	21.00	1.00	1.00
##000000	7.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1A25E

Deuteranopia (green-blind)

#A29869

Tritanopia (blue-blind)

#16AD9D

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #40b064;
/* rgb */ color: rgb(64, 176, 100);
/* oklch */ color: oklch(67.5% 0.151 150.8);

Tailwind

colors: {
  custom: {
    50: '#81c891',
    500: '#40b064',
    950: '#000000',
  },
}

SCSS

$custom: #40b064;
$custom-light: #81c891;
$custom-dark: #000000;

JSON

{
  "hex": "#40b064",
  "rgb": {
    "r": 64,
    "g": 176,
    "b": 100
  },
  "hsl": {
    "h": 139.286,
    "s": 46.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.67488,
    "c": 0.15052,
    "h": 150.8
  },
  "luminance": 0.33061
}

Semantic roles & 50–950 ramp

primary

#40B064

secondary

#C389B0

accent

#51ACD6

background

#F8FCF8

surface

#EFF8F0

border

#CAD1CB

text

#0B130D

muted

#7C827D

Preview Lab

Preview with #40B064

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

Preview Lab → · Contrast checker → · Palette generator →