#40BFB8#40BFB8

#40BFB8 is a light, moderate teal. Relative luminance 0.418; OKLCH L 73.5% C 0.110 H 189.8°. Best body text is #000000 at 9.36:1 contrast (WCAG AA passes).

Color values

HEX#40BFB8
RGBrgb(64, 191, 184)
HSLhsl(177, 50%, 50%)
HSVhsv(177, 66%, 75%)
CMYKcmyk(66.5%, 0%, 3.7%, 25.1%)
CIE-LABlab(70.74, -35.75, -6.64)
CIE-LCHlch(70.74, 36.37, 190.52°)
OKLaboklab(73.45% -0.108 -0.0186)
OKLCHoklch(73.45% 0.11 189.8)
XYZxyz(29.3929, 41.8090, 51.8590)
Luminance0.4181 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40BFB8 #BF4047
analogous
#40BF79 #40BFB8 #4086BF
triadic
#40BFB8 #B840BF #BFB840
tetradic
#40BFB8 #7940BF #BF4047 #86BF40
square
#40BFB8 #7940BF #BF4047 #86BF40
split-complementary
#40BFB8 #BF4086 #BF7940
monochromatic
#216360 #31918C #40BFB8 #6ECEC9 #9CDEDA

Accessibility & contrast

On white

2.24
#40BFB8 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.36
#40BFB8 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BFB8
9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40BFB8#FFFFFF#000000##000000
##40BFB81.002.249.369.36
#FFFFFF2.241.0021.0021.00
#0000009.3621.001.001.00
##0000009.3621.001.001.00

Color blindness preview

Protanopia (red-blind)
#B4B5B8
Deuteranopia (green-blind)
#A1A7B9
Tritanopia (blue-blind)
#00C4BD
Achromatopsia (no color)
#ADADAD

Design tokens & code

CSS
--color: #40bfb8;
/* rgb */ color: rgb(64, 191, 184);
/* oklch */ color: oklch(73.5% 0.110 189.8);
Tailwind
colors: {
  custom: {
    50: '#86d3cd',
    500: '#40bfb8',
    950: '#000000',
  },
}
SCSS
$custom: #40bfb8;
$custom-light: #86d3cd;
$custom-dark: #000000;
JSON
{
  "hex": "#40bfb8",
  "rgb": {
    "r": 64,
    "g": 191,
    "b": 184
  },
  "hsl": {
    "h": 176.693,
    "s": 49.804,
    "l": 50
  },
  "oklch": {
    "l": 0.7345,
    "c": 0.10959,
    "h": 189.8
  },
  "luminance": 0.41812
}

Semantic roles & 50–950 ramp

primary
#40BFB8
secondary
#CA9194
accent
#4E56D9
background
#F8FDFC
surface
#F0FAF9
border
#CBD3D2
text
#0C1413
muted
#7D8382

Preview Lab

Preview with #40BFB8

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

Preview Lab → · Contrast checker → · Palette generator →

#40BFB8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva