#40B5BD#40B5BD

#40B5BD is a light, moderate teal. Relative luminance 0.378; OKLCH L 71.2% C 0.103 H 201.6°. Best body text is #000000 at 8.56:1 contrast (WCAG AA passes).

Color values

HEX#40B5BD
RGBrgb(64, 181, 189)
HSLhsl(184, 49%, 50%)
HSVhsv(184, 66%, 74%)
CMYKcmyk(66.1%, 4.2%, 0%, 25.9%)
CIE-LABlab(67.88, -29.57, -13.66)
CIE-LCHlch(67.88, 32.57, 204.79°)
OKLaboklab(71.18% -0.0956 -0.0379)
OKLCHoklch(71.18% 0.103 201.6)
XYZxyz(27.8195, 37.8088, 53.9659)
Luminance0.3781 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40B5BD #BD4840
analogous
#40BD87 #40B5BD #4077BD
triadic
#40B5BD #BD40B5 #B5BD40
tetradic
#40B5BD #8740BD #BD4840 #77BD40
square
#40B5BD #8740BD #BD4840 #77BD40
split-complementary
#40B5BD #BD4077 #BD8740
monochromatic
#215D62 #31898F #40B5BD #6DC7CD #9AD9DD

Accessibility & contrast

On white

2.45
#40B5BD on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.56
#40B5BD on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B5BD
8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40B5BD#FFFFFF#000000##000000
##40B5BD1.002.458.568.56
#FFFFFF2.451.0021.0021.00
#0000008.5621.001.001.00
##0000008.5621.001.001.00

Color blindness preview

Protanopia (red-blind)
#A8ADBE
Deuteranopia (green-blind)
#95A0BE
Tritanopia (blue-blind)
#00BCB7
Achromatopsia (no color)
#A5A5A5

Design tokens & code

CSS
--color: #40b5bd;
/* rgb */ color: rgb(64, 181, 189);
/* oklch */ color: oklch(71.2% 0.103 201.6);
Tailwind
colors: {
  custom: {
    50: '#85cbd0',
    500: '#40b5bd',
    950: '#000000',
  },
}
SCSS
$custom: #40b5bd;
$custom-light: #85cbd0;
$custom-dark: #000000;
JSON
{
  "hex": "#40b5bd",
  "rgb": {
    "r": 64,
    "g": 181,
    "b": 189
  },
  "hsl": {
    "h": 183.84,
    "s": 49.407,
    "l": 49.608
  },
  "oklch": {
    "l": 0.71184,
    "c": 0.10279,
    "h": 201.6
  },
  "luminance": 0.37812
}

Semantic roles & 50–950 ramp

primary
#40B5BD
secondary
#C99390
accent
#584FD9
background
#F8FCFC
surface
#F0F8F9
border
#CBD1D2
text
#0C1314
muted
#7D8282

Preview Lab

Preview with #40B5BD

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

Preview Lab → · Contrast checker → · Palette generator →

#40B5BD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva