#40C9D5#40C9D5

#40C9D5 is a light, moderate teal. Relative luminance 0.477; OKLCH L 76.9% C 0.115 H 203.6°. Best body text is #000000 at 10.53:1 contrast (WCAG AA passes).

Color values

HEX#40C9D5
RGBrgb(64, 201, 213)
HSLhsl(185, 64%, 54%)
HSVhsv(185, 70%, 84%)
CMYKcmyk(70%, 5.6%, 0%, 16.5%)
CIE-LABlab(74.61, -32.17, -16.63)
CIE-LCHlch(74.61, 36.21, 207.33°)
OKLaboklab(76.88% -0.1056 -0.0462)
OKLCHoklch(76.88% 0.115 203.6)
XYZxyz(35.0060, 47.6633, 70.2929)
Luminance0.4767 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40C9D5 #D54C40
analogous
#40D597 #40C9D5 #407FD5
triadic
#40C9D5 #D540C9 #C9D540
tetradic
#40C9D5 #9740D5 #D54C40 #7FD540
square
#40C9D5 #9740D5 #D54C40 #7FD540
split-complementary
#40C9D5 #D5407F #D59740
monochromatic
#1C777F #27A6B1 #40C9D5 #72D7E0 #A4E5EB

Accessibility & contrast

On white

1.99
#40C9D5 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.53
#40C9D5 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C9D5
10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40C9D5#FFFFFF#000000##000000
##40C9D51.001.9910.5310.53
#FFFFFF1.991.0021.0021.00
#00000010.5321.001.001.00
##00000010.5321.001.001.00

Color blindness preview

Protanopia (red-blind)
#B9C1D6
Deuteranopia (green-blind)
#A4B1D6
Tritanopia (blue-blind)
#00D1CC
Achromatopsia (no color)
#B8B8B8

Design tokens & code

CSS
--color: #40c9d5;
/* rgb */ color: rgb(64, 201, 213);
/* oklch */ color: oklch(76.9% 0.115 203.6);
Tailwind
colors: {
  custom: {
    50: '#89dae1',
    500: '#40c9d5',
    950: '#000000',
  },
}
SCSS
$custom: #40c9d5;
$custom-light: #89dae1;
$custom-dark: #000000;
JSON
{
  "hex": "#40c9d5",
  "rgb": {
    "r": 64,
    "g": 201,
    "b": 213
  },
  "hsl": {
    "h": 184.832,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.76883,
    "c": 0.11525,
    "h": 203.6
  },
  "luminance": 0.47667
}

Semantic roles & 50–950 ramp

primary
#40C9D5
secondary
#D89E99
accent
#4E41E7
background
#F9FDFD
surface
#F1FAFB
border
#CBD3D4
text
#0D1515
muted
#7E8383

Preview Lab

Preview with #40C9D5

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

Preview Lab → · Contrast checker → · Palette generator →

#40C9D5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva