#40B586#40B586

#40B586 is a light, vivid teal. Relative luminance 0.359; OKLCH L 69.5% C 0.126 H 162.9°. Best body text is #000000 at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#40B586
RGB	rgb(64, 181, 134)
HSL	hsl(156, 48%, 48%)
HSV	hsv(156, 65%, 71%)
CMYK	cmyk(64.6%, 0%, 26%, 29%)
CIE-LAB	lab(66.41, -43.91, 14.51)
CIE-LCH	lch(66.41, 46.25, 161.72°)
OKLab	oklab(69.5% -0.1207 0.037)
OKLCH	oklch(69.5% 0.126 162.9)
XYZ	xyz(22.9390, 35.8565, 28.2617)
Luminance	0.3586 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B586 #B5406F

analogous

#40B54B #40B586 #40A9B5

triadic

#40B586 #8640B5 #B58640

tetradic

#40B586 #4B40B5 #B5406F #A9B540

square

#40B586 #4B40B5 #B5406F #A9B540

split-complementary

#40B586 #B540A9 #B54B40

monochromatic

#205B43 #308865 #40B586 #68CAA3 #96DABE

Accessibility & contrast

On white

2.57

#40B586 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.17

#40B586 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B586

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B586	#FFFFFF	#000000	##000000
##40B586	1.00	2.57	8.17	8.17
#FFFFFF	2.57	1.00	21.00	21.00
#000000	8.17	21.00	1.00	1.00
##000000	8.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2A883

Deuteranopia (green-blind)

#A29D89

Tritanopia (blue-blind)

#00B5A8

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #40b586;
/* rgb */ color: rgb(64, 181, 134);
/* oklch */ color: oklch(69.5% 0.126 162.9);

Tailwind

colors: {
  custom: {
    50: '#82cca9',
    500: '#40b586',
    950: '#000000',
  },
}

SCSS

$custom: #40b586;
$custom-light: #82cca9;
$custom-dark: #000000;

JSON

{
  "hex": "#40b586",
  "rgb": {
    "r": 64,
    "g": 181,
    "b": 134
  },
  "hsl": {
    "h": 155.897,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.69502,
    "c": 0.12628,
    "h": 162.9
  },
  "luminance": 0.35859
}

Semantic roles & 50–950 ramp

primary

#40B586

secondary

#C58BA3

accent

#5087D7

background

#F8FCFA

surface

#F0F9F4

border

#CBD2CE

text

#0B130F

muted

#7C827F

Preview Lab

Preview with #40B586

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

Preview Lab → · Contrast checker → · Palette generator →