#40D5BD#40D5BD

#40D5BD is a light, vivid teal. Relative luminance 0.524; OKLCH L 79.0% C 0.128 H 179.6°. Best body text is #000000 at 11.47:1 contrast (WCAG AA passes).

Color values

HEX#40D5BD
RGBrgb(64, 213, 189)
HSLhsl(170, 64%, 54%)
HSVhsv(170, 70%, 84%)
CMYKcmyk(70%, 0%, 11.3%, 16.5%)
CIE-LABlab(77.49, -44.28, 0.58)
CIE-LCHlch(77.49, 44.29, 179.25°)
OKLaboklab(78.99% -0.1279 0.0008)
OKLCHoklch(78.99% 0.128 179.6)
XYZxyz(35.0894, 52.3485, 56.3892)
Luminance0.5235 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40D5BD #D54058
analogous
#40D573 #40D5BD #40A2D5
triadic
#40D5BD #BD40D5 #D5BD40
tetradic
#40D5BD #7340D5 #D54058 #A2D540
square
#40D5BD #7340D5 #D54058 #A2D540
split-complementary
#40D5BD #D540A2 #D57340
monochromatic
#1C7F6F #27B19B #40D5BD #72E0CE #A4EBE0

Accessibility & contrast

On white

1.83
#40D5BD on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.47
#40D5BD on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D5BD
11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40D5BD#FFFFFF#000000##000000
##40D5BD1.001.8311.4711.47
#FFFFFF1.831.0021.0021.00
#00000011.4721.001.001.00
##00000011.4721.001.001.00

Color blindness preview

Protanopia (red-blind)
#CCC8BC
Deuteranopia (green-blind)
#B7B9BF
Tritanopia (blue-blind)
#00D9CE
Achromatopsia (no color)
#BFBFBF

Design tokens & code

CSS
--color: #40d5bd;
/* rgb */ color: rgb(64, 213, 189);
/* oklch */ color: oklch(79.0% 0.128 179.6);
Tailwind
colors: {
  custom: {
    50: '#89e2d0',
    500: '#40d5bd',
    950: '#000000',
  },
}
SCSS
$custom: #40d5bd;
$custom-light: #89e2d0;
$custom-dark: #000000;
JSON
{
  "hex": "#40d5bd",
  "rgb": {
    "r": 64,
    "g": 213,
    "b": 189
  },
  "hsl": {
    "h": 170.336,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.78989,
    "c": 0.12792,
    "h": 179.6
  },
  "luminance": 0.52353
}

Semantic roles & 50–950 ramp

primary
#40D5BD
secondary
#863341
accent
#415CE7
background
#FCFEFE
surface
#F4FCFB
border
#CED5D4
text
#0D1514
muted
#7F8483

Preview Lab

Preview with #40D5BD

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

Preview Lab → · Contrast checker → · Palette generator →

#40D5BD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva