#40D3CE#40D3CE

#40D3CE is a light, vivid teal. Relative luminance 0.521; OKLCH L 79.0% C 0.121 H 191.6°. Best body text is #000000 at 11.43:1 contrast (WCAG AA passes).

Color values

HEX#40D3CE
RGBrgb(64, 211, 206)
HSLhsl(178, 63%, 54%)
HSVhsv(178, 70%, 83%)
CMYKcmyk(69.7%, 0%, 2.4%, 17.3%)
CIE-LABlab(77.36, -38.83, -8.74)
CIE-LCHlch(77.36, 39.80, 192.68°)
OKLaboklab(79.04% -0.1184 -0.0244)
OKLCHoklch(79.04% 0.121 191.6)
XYZxyz(36.5441, 52.1305, 66.5168)
Luminance0.5213 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40D3CE #D34045
analogous
#40D385 #40D3CE #408FD3
triadic
#40D3CE #CE40D3 #D3CE40
tetradic
#40D3CE #8540D3 #D34045 #8FD340
square
#40D3CE #8540D3 #D34045 #8FD340
split-complementary
#40D3CE #D3408F #D38540
monochromatic
#1D7C79 #28AEA9 #40D3CE #72DEDB #A3EAE8

Accessibility & contrast

On white

1.84
#40D3CE on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.43
#40D3CE on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D3CE
11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40D3CE#FFFFFF#000000##000000
##40D3CE1.001.8411.4311.43
#FFFFFF1.841.0021.0021.00
#00000011.4321.001.001.00
##00000011.4321.001.001.00

Color blindness preview

Protanopia (red-blind)
#C6C8CE
Deuteranopia (green-blind)
#B1B8CF
Tritanopia (blue-blind)
#00D9D1
Achromatopsia (no color)
#BFBFBF

Design tokens & code

CSS
--color: #40d3ce;
/* rgb */ color: rgb(64, 211, 206);
/* oklch */ color: oklch(79.0% 0.121 191.6);
Tailwind
colors: {
  custom: {
    50: '#8ae1dc',
    500: '#40d3ce',
    950: '#000000',
  },
}
SCSS
$custom: #40d3ce;
$custom-light: #8ae1dc;
$custom-dark: #000000;
JSON
{
  "hex": "#40d3ce",
  "rgb": {
    "r": 64,
    "g": 211,
    "b": 206
  },
  "hsl": {
    "h": 177.959,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.79038,
    "c": 0.12089,
    "h": 191.6
  },
  "luminance": 0.52135
}

Semantic roles & 50–950 ramp

primary
#40D3CE
secondary
#843336
accent
#4248E6
background
#FCFEFE
surface
#F4FCFC
border
#CED5D5
text
#0D1515
muted
#7F8484

Preview Lab

Preview with #40D3CE

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

Preview Lab → · Contrast checker → · Palette generator →

#40D3CE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva