#40C9CF#40C9CF

#40C9CF is a light, moderate teal. Relative luminance 0.474; OKLCH L 76.7% C 0.115 H 199.3°. Best body text is #000000 at 10.47:1 contrast (WCAG AA passes).

Color values

HEX#40C9CF
RGBrgb(64, 201, 207)
HSLhsl(183, 60%, 53%)
HSVhsv(183, 69%, 81%)
CMYKcmyk(69.1%, 2.9%, 0%, 18.8%)
CIE-LABlab(74.42, -33.92, -13.66)
CIE-LCHlch(74.42, 36.57, 201.94°)
OKLaboklab(76.67% -0.1081 -0.0379)
OKLCHoklch(76.67% 0.115 199.3)
XYZxyz(34.2585, 47.3643, 66.3561)
Luminance0.4737 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40C9CF #CF4640
analogous
#40CF8D #40C9CF #4082CF
triadic
#40C9CF #CF40C9 #C9CF40
tetradic
#40C9CF #8D40CF #CF4640 #82CF40
square
#40C9CF #8D40CF #CF4640 #82CF40
split-complementary
#40C9CF #CF4082 #CF8D40
monochromatic
#1E7377 #2AA2A8 #40C9CF #71D7DB #A2E5E8

Accessibility & contrast

On white

2.01
#40C9CF on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.47
#40C9CF on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C9CF
10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40C9CF#FFFFFF#000000##000000
##40C9CF1.002.0110.4710.47
#FFFFFF2.011.0021.0021.00
#00000010.4721.001.001.00
##00000010.4721.001.001.00

Color blindness preview

Protanopia (red-blind)
#BBC0D0
Deuteranopia (green-blind)
#A6B0D0
Tritanopia (blue-blind)
#00D0CA
Achromatopsia (no color)
#B7B7B7

Design tokens & code

CSS
--color: #40c9cf;
/* rgb */ color: rgb(64, 201, 207);
/* oklch */ color: oklch(76.7% 0.115 199.3);
Tailwind
colors: {
  custom: {
    50: '#89dadd',
    500: '#40c9cf',
    950: '#000000',
  },
}
SCSS
$custom: #40c9cf;
$custom-light: #89dadd;
$custom-dark: #000000;
JSON
{
  "hex": "#40c9cf",
  "rgb": {
    "r": 64,
    "g": 201,
    "b": 207
  },
  "hsl": {
    "h": 182.517,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.76666,
    "c": 0.11457,
    "h": 199.3
  },
  "luminance": 0.47368
}

Semantic roles & 50–950 ramp

primary
#40C9CF
secondary
#D49997
accent
#4B45E3
background
#F9FDFD
surface
#F1FAFB
border
#CBD3D4
text
#0D1515
muted
#7E8383

Preview Lab

Preview with #40C9CF

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

Preview Lab → · Contrast checker → · Palette generator →

#40C9CF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva