#40C9CB#40C9CB

#40C9CB is a light, moderate teal. Relative luminance 0.472; OKLCH L 76.5% C 0.115 H 196.5°. Best body text is #000000 at 10.44:1 contrast (WCAG AA passes).

Color values

HEX#40C9CB
RGBrgb(64, 201, 203)
HSLhsl(181, 57%, 52%)
HSVhsv(181, 68%, 80%)
CMYKcmyk(68.5%, 1%, 0%, 20.4%)
CIE-LABlab(74.30, -35.07, -11.68)
CIE-LCHlch(74.30, 36.96, 198.43°)
OKLaboklab(76.53% -0.1098 -0.0324)
OKLCHoklch(76.53% 0.115 196.5)
XYZxyz(33.7756, 47.1712, 63.8132)
Luminance0.4718 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40C9CB #CB4240
analogous
#40CB87 #40C9CB #4084CB
triadic
#40C9CB #CB40C9 #C9CB40
tetradic
#40C9CB #8740CB #CB4240 #84CB40
square
#40C9CB #8740CB #CB4240 #84CB40
split-complementary
#40C9CB #CB4084 #CB8740
monochromatic
#1F7072 #2CA0A2 #40C9CB #70D7D8 #A0E4E5

Accessibility & contrast

On white

2.01
#40C9CB on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.44
#40C9CB on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C9CB
10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40C9CB#FFFFFF#000000##000000
##40C9CB1.002.0110.4410.44
#FFFFFF2.011.0021.0021.00
#00000010.4421.001.001.00
##00000010.4421.001.001.00

Color blindness preview

Protanopia (red-blind)
#BCC0CB
Deuteranopia (green-blind)
#A7B0CC
Tritanopia (blue-blind)
#00D0C9
Achromatopsia (no color)
#B7B7B7

Design tokens & code

CSS
--color: #40c9cb;
/* rgb */ color: rgb(64, 201, 203);
/* oklch */ color: oklch(76.5% 0.115 196.5);
Tailwind
colors: {
  custom: {
    50: '#88dada',
    500: '#40c9cb',
    950: '#000000',
  },
}
SCSS
$custom: #40c9cb;
$custom-light: #88dada;
$custom-dark: #000000;
JSON
{
  "hex": "#40c9cb",
  "rgb": {
    "r": 64,
    "g": 201,
    "b": 203
  },
  "hsl": {
    "h": 180.863,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.76526,
    "c": 0.1145,
    "h": 196.5
  },
  "luminance": 0.47175
}

Semantic roles & 50–950 ramp

primary
#40C9CB
secondary
#D29695
accent
#4A47E0
background
#F9FDFD
surface
#F1FAFA
border
#CBD3D3
text
#0D1514
muted
#7E8383

Preview Lab

Preview with #40C9CB

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

Preview Lab → · Contrast checker → · Palette generator →

#40C9CB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva