#40B384#40B384

#40B384 is a light, vivid teal. Relative luminance 0.350; OKLCH L 68.9% C 0.125 H 162.6°. Best body text is #000000 at 8.00:1 contrast (WCAG AA passes).

Color values

HEX	#40B384
RGB	rgb(64, 179, 132)
HSL	hsl(155, 47%, 48%)
HSV	hsv(155, 64%, 70%)
CMYK	cmyk(64.2%, 0%, 26.3%, 29.8%)
CIE-LAB	lab(65.74, -43.51, 14.67)
CIE-LCH	lch(65.74, 45.92, 161.37°)
OKLab	oklab(68.94% -0.1196 0.0374)
OKLCH	oklch(68.94% 0.125 162.6)
XYZ	xyz(22.3971, 34.9938, 27.3995)
Luminance	0.3500 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B384 #B3406F

analogous

#40B34A #40B384 #40A9B3

triadic

#40B384 #8440B3 #B38440

tetradic

#40B384 #4A40B3 #B3406F #A9B340

square

#40B384 #4A40B3 #B3406F #A9B340

split-complementary

#40B384 #B340A9 #B34A40

monochromatic

#205942 #308663 #40B384 #67C9A1 #94D9BD

Accessibility & contrast

On white

2.63

#40B384 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.00

#40B384 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B384

8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B384	#FFFFFF	#000000	##000000
##40B384	1.00	2.63	8.00	8.00
#FFFFFF	2.63	1.00	21.00	21.00
#000000	8.00	21.00	1.00	1.00
##000000	8.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0A681

Deuteranopia (green-blind)

#A19B87

Tritanopia (blue-blind)

#00B3A6

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #40b384;
/* rgb */ color: rgb(64, 179, 132);
/* oklch */ color: oklch(68.9% 0.125 162.6);

Tailwind

colors: {
  custom: {
    50: '#81caa8',
    500: '#40b384',
    950: '#000000',
  },
}

SCSS

$custom: #40b384;
$custom-light: #81caa8;
$custom-dark: #000000;

JSON

{
  "hex": "#40b384",
  "rgb": {
    "r": 64,
    "g": 179,
    "b": 132
  },
  "hsl": {
    "h": 155.478,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.68943,
    "c": 0.12529,
    "h": 162.6
  },
  "luminance": 0.34996
}

Semantic roles & 50–950 ramp

primary

#40B384

secondary

#C48AA2

accent

#5188D7

background

#F8FCFA

surface

#F0F8F4

border

#CBD1CE

text

#0B130F

muted

#7C827F

Preview Lab

Preview with #40B384

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

Preview Lab → · Contrast checker → · Palette generator →