#40C1D4#40C1D4

#40C1D4 is a light, moderate teal. Relative luminance 0.440; OKLCH L 74.9% C 0.112 H 209.2°. Best body text is #000000 at 9.80:1 contrast (WCAG AA passes).

Color values

HEX#40C1D4
RGBrgb(64, 193, 212)
HSLhsl(188, 63%, 54%)
HSVhsv(188, 70%, 83%)
CMYKcmyk(69.8%, 9%, 0%, 16.9%)
CIE-LABlab(72.21, -28.59, -19.71)
CIE-LCHlch(72.21, 34.73, 214.58°)
OKLaboklab(74.94% -0.0981 -0.0548)
OKLCHoklch(74.94% 0.112 209.2)
XYZxyz(33.0629, 43.9796, 69.0210)
Luminance0.4398 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40C1D4 #D45340
analogous
#40D49D #40C1D4 #4077D4
triadic
#40C1D4 #D440C1 #C1D440
tetradic
#40C1D4 #9D40D4 #D45340 #77D440
square
#40C1D4 #9D40D4 #D45340 #77D440
split-complementary
#40C1D4 #D44077 #D49D40
monochromatic
#1C717D #279EAF #40C1D4 #72D1DF #A4E1EA

Accessibility & contrast

On white

2.14
#40C1D4 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.80
#40C1D4 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C1D4
9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40C1D4#FFFFFF#000000##000000
##40C1D41.002.149.809.80
#FFFFFF2.141.0021.0021.00
#0000009.8021.001.001.00
##0000009.8021.001.001.00

Color blindness preview

Protanopia (red-blind)
#B0BAD5
Deuteranopia (green-blind)
#9BAAD4
Tritanopia (blue-blind)
#00CAC7
Achromatopsia (no color)
#B1B1B1

Design tokens & code

CSS
--color: #40c1d4;
/* rgb */ color: rgb(64, 193, 212);
/* oklch */ color: oklch(74.9% 0.112 209.2);
Tailwind
colors: {
  custom: {
    50: '#88d4e1',
    500: '#40c1d4',
    950: '#000000',
  },
}
SCSS
$custom: #40c1d4;
$custom-light: #88d4e1;
$custom-dark: #000000;
JSON
{
  "hex": "#40c1d4",
  "rgb": {
    "r": 64,
    "g": 193,
    "b": 212
  },
  "hsl": {
    "h": 187.703,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.74936,
    "c": 0.11237,
    "h": 209.2
  },
  "luminance": 0.43983
}

Semantic roles & 50–950 ramp

primary
#40C1D4
secondary
#D7A198
accent
#5742E6
background
#F9FDFD
surface
#F1FAFB
border
#CBD3D4
text
#0D1415
muted
#7E8383

Preview Lab

Preview with #40C1D4

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

Preview Lab → · Contrast checker → · Palette generator →

#40C1D4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva