#40D4CB#40D4CB

#40D4CB is a light, vivid teal. Relative luminance 0.525; OKLCH L 79.2% C 0.122 H 189.0°. Best body text is #000000 at 11.50:1 contrast (WCAG AA passes).

Color values

HEX#40D4CB
RGBrgb(64, 212, 203)
HSLhsl(176, 63%, 54%)
HSVhsv(176, 70%, 83%)
CMYKcmyk(69.8%, 0%, 4.2%, 16.9%)
CIE-LABlab(77.57, -40.11, -6.81)
CIE-LCHlch(77.57, 40.69, 189.64°)
OKLaboklab(79.18% -0.1207 -0.0191)
OKLCHoklch(79.18% 0.122 189)
XYZxyz(36.4323, 52.4845, 64.6988)
Luminance0.5249 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40D4CB #D44049
analogous
#40D481 #40D4CB #4093D4
triadic
#40D4CB #CB40D4 #D4CB40
tetradic
#40D4CB #8140D4 #D44049 #93D440
square
#40D4CB #8140D4 #D44049 #93D440
split-complementary
#40D4CB #D44093 #D48140
monochromatic
#1C7D77 #27AFA7 #40D4CB #72DFD9 #A4EAE6

Accessibility & contrast

On white

1.83
#40D4CB on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.50
#40D4CB on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D4CB
11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40D4CB#FFFFFF#000000##000000
##40D4CB1.001.8311.5011.50
#FFFFFF1.831.0021.0021.00
#00000011.5021.001.001.00
##00000011.5021.001.001.00

Color blindness preview

Protanopia (red-blind)
#C8C9CB
Deuteranopia (green-blind)
#B3B9CC
Tritanopia (blue-blind)
#00D9D1
Achromatopsia (no color)
#C0C0C0

Design tokens & code

CSS
--color: #40d4cb;
/* rgb */ color: rgb(64, 212, 203);
/* oklch */ color: oklch(79.2% 0.122 189.0);
Tailwind
colors: {
  custom: {
    50: '#8ae2da',
    500: '#40d4cb',
    950: '#000000',
  },
}
SCSS
$custom: #40d4cb;
$custom-light: #8ae2da;
$custom-dark: #000000;
JSON
{
  "hex": "#40d4cb",
  "rgb": {
    "r": 64,
    "g": 212,
    "b": 203
  },
  "hsl": {
    "h": 176.351,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.79181,
    "c": 0.12221,
    "h": 189
  },
  "luminance": 0.52489
}

Semantic roles & 50–950 ramp

primary
#40D4CB
secondary
#853338
accent
#424CE6
background
#FCFEFE
surface
#F4FCFB
border
#CED5D4
text
#0D1514
muted
#7F8483

Preview Lab

Preview with #40D4CB

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

Preview Lab → · Contrast checker → · Palette generator →

#40D4CB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva