#40C5D9#40C5D9

#40C5D9 is a light, moderate teal. Relative luminance 0.460; OKLCH L 76.1% C 0.115 H 209.5°. Best body text is #000000 at 10.21:1 contrast (WCAG AA passes).

Color values

HEX#40C5D9
RGBrgb(64, 197, 217)
HSLhsl(188, 67%, 55%)
HSVhsv(188, 71%, 85%)
CMYKcmyk(70.5%, 9.2%, 0%, 14.9%)
CIE-LABlab(73.56, -29.04, -20.38)
CIE-LCHlch(73.56, 35.48, 215.06°)
OKLaboklab(76.08% -0.1 -0.0567)
OKLCHoklch(76.08% 0.115 209.5)
XYZxyz(34.5996, 46.0282, 72.6930)
Luminance0.4603 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40C5D9 #D95440
analogous
#40D9A0 #40C5D9 #4079D9
triadic
#40C5D9 #D940C5 #C5D940
tetradic
#40C5D9 #A040D9 #D95440 #79D940
square
#40C5D9 #A040D9 #D95440 #79D940
split-complementary
#40C5D9 #D94079 #D9A040
monochromatic
#1A7684 #24A4B7 #40C5D9 #73D5E3 #A6E4ED

Accessibility & contrast

On white

2.06
#40C5D9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.21
#40C5D9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C5D9
10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40C5D9#FFFFFF#000000##000000
##40C5D91.002.0610.2110.21
#FFFFFF2.061.0021.0021.00
#00000010.2121.001.001.00
##00000010.2121.001.001.00

Color blindness preview

Protanopia (red-blind)
#B3BEDA
Deuteranopia (green-blind)
#9EAED9
Tritanopia (blue-blind)
#00CECB
Achromatopsia (no color)
#B5B5B5

Design tokens & code

CSS
--color: #40c5d9;
/* rgb */ color: rgb(64, 197, 217);
/* oklch */ color: oklch(76.1% 0.115 209.5);
Tailwind
colors: {
  custom: {
    50: '#89d7e4',
    500: '#40c5d9',
    950: '#000000',
  },
}
SCSS
$custom: #40c5d9;
$custom-light: #89d7e4;
$custom-dark: #000000;
JSON
{
  "hex": "#40c5d9",
  "rgb": {
    "r": 64,
    "g": 197,
    "b": 217
  },
  "hsl": {
    "h": 187.843,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.7608,
    "c": 0.11497,
    "h": 209.5
  },
  "luminance": 0.46032
}

Semantic roles & 50–950 ramp

primary
#40C5D9
secondary
#DAA39A
accent
#553EEA
background
#F9FDFD
surface
#F1FAFB
border
#CBD3D4
text
#0D1415
muted
#7E8383

Preview Lab

Preview with #40C5D9

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

Preview Lab → · Contrast checker → · Palette generator →

#40C5D9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva