#40D9D2#40D9D2

#40D9D2 is a light, vivid teal. Relative luminance 0.554; OKLCH L 80.6% C 0.125 H 190.4°. Best body text is #000000 at 12.07:1 contrast (WCAG AA passes).

Color values

HEX#40D9D2
RGBrgb(64, 217, 210)
HSLhsl(177, 67%, 55%)
HSVhsv(177, 71%, 85%)
CMYKcmyk(70.5%, 0%, 3.2%, 14.9%)
CIE-LABlab(79.25, -40.44, -8.07)
CIE-LCHlch(79.25, 41.23, 191.29°)
OKLaboklab(80.61% -0.1225 -0.0226)
OKLCHoklch(80.61% 0.125 190.4)
XYZxyz(38.5547, 55.3643, 69.6147)
Luminance0.5537 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40D9D2 #D94047
analogous
#40D986 #40D9D2 #4093D9
triadic
#40D9D2 #D240D9 #D9D240
tetradic
#40D9D2 #8640D9 #D94047 #93D940
square
#40D9D2 #8640D9 #D94047 #93D940
split-complementary
#40D9D2 #D94093 #D98640
monochromatic
#1A847F #24B7B1 #40D9D2 #73E3DE #A6EDEA

Accessibility & contrast

On white

1.74
#40D9D2 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.07
#40D9D2 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D9D2
12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40D9D2#FFFFFF#000000##000000
##40D9D21.001.7412.0712.07
#FFFFFF1.741.0021.0021.00
#00000012.0721.001.001.00
##00000012.0721.001.001.00

Color blindness preview

Protanopia (red-blind)
#CCCED2
Deuteranopia (green-blind)
#B6BDD3
Tritanopia (blue-blind)
#00DFD6
Achromatopsia (no color)
#C4C4C4

Design tokens & code

CSS
--color: #40d9d2;
/* rgb */ color: rgb(64, 217, 210);
/* oklch */ color: oklch(80.6% 0.125 190.4);
Tailwind
colors: {
  custom: {
    50: '#8be5df',
    500: '#40d9d2',
    950: '#000000',
  },
}
SCSS
$custom: #40d9d2;
$custom-light: #8be5df;
$custom-dark: #000000;
JSON
{
  "hex": "#40d9d2",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 210
  },
  "hsl": {
    "h": 177.255,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.80613,
    "c": 0.12461,
    "h": 190.4
  },
  "luminance": 0.55369
}

Semantic roles & 50–950 ramp

primary
#40D9D2
secondary
#8B3236
accent
#3E46EA
background
#FCFEFE
surface
#F5FCFC
border
#CFD5D5
text
#0E1615
muted
#7F8484

Preview Lab

Preview with #40D9D2

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

Preview Lab → · Contrast checker → · Palette generator →

#40D9D2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva