#40B671#40B671

#40B671 is a light, vivid green. Relative luminance 0.357; OKLCH L 69.3% C 0.146 H 154.0°. Best body text is #000000 at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#40B671
RGB	rgb(64, 182, 113)
HSL	hsl(145, 48%, 48%)
HSV	hsv(145, 65%, 71%)
CMYK	cmyk(64.8%, 0%, 37.9%, 28.6%)
CIE-LAB	lab(66.32, -48.66, 25.70)
CIE-LCH	lch(66.32, 55.03, 152.15°)
OKLab	oklab(69.29% -0.1316 0.0642)
OKLCH	oklch(69.29% 0.146 154)
XYZ	xyz(21.8211, 35.7359, 21.3673)
Luminance	0.3574 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B671 #B64085

analogous

#4AB640 #40B671 #40B6AC

triadic

#40B671 #7140B6 #B67140

tetradic

#40B671 #404AB6 #B64085 #B6AC40

square

#40B671 #404AB6 #B64085 #B6AC40

split-complementary

#40B671 #AC40B6 #B6404A

monochromatic

#205B39 #308955 #40B671 #69CA91 #96DAB2

Accessibility & contrast

On white

2.58

#40B671 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.15

#40B671 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B671

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B671	#FFFFFF	#000000	##000000
##40B671	1.00	2.58	8.15	8.15
#FFFFFF	2.58	1.00	21.00	21.00
#000000	8.15	21.00	1.00	1.00
##000000	8.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A86C

Deuteranopia (green-blind)

#A69D75

Tritanopia (blue-blind)

#00B4A5

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #40b671;
/* rgb */ color: rgb(64, 182, 113);
/* oklch */ color: oklch(69.3% 0.146 154.0);

Tailwind

colors: {
  custom: {
    50: '#82cd9a',
    500: '#40b671',
    950: '#000000',
  },
}

SCSS

$custom: #40b671;
$custom-light: #82cd9a;
$custom-dark: #000000;

JSON

{
  "hex": "#40b671",
  "rgb": {
    "r": 64,
    "g": 182,
    "b": 113
  },
  "hsl": {
    "h": 144.915,
    "s": 47.967,
    "l": 48.235
  },
  "oklch": {
    "l": 0.69293,
    "c": 0.14649,
    "h": 154
  },
  "luminance": 0.35738
}

Semantic roles & 50–950 ramp

primary

#40B671

secondary

#C68CAE

accent

#509FD8

background

#F8FCF9

surface

#F0F9F2

border

#CBD2CC

text

#0C130E

muted

#7D827E

Preview Lab

Preview with #40B671

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

Preview Lab → · Contrast checker → · Palette generator →