#40D1CB#40D1CB

#40D1CB is a light, moderate teal. Relative luminance 0.510; OKLCH L 78.5% C 0.120 H 190.9°. Best body text is #000000 at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#40D1CB
RGB	rgb(64, 209, 203)
HSL	hsl(178, 61%, 54%)
HSV	hsv(178, 69%, 82%)
CMYK	cmyk(69.4%, 0%, 2.9%, 18%)
CIE-LAB	lab(76.68, -38.75, -8.14)
CIE-LCH	lch(76.68, 39.60, 191.86°)
OKLab	oklab(78.46% -0.1177 -0.0227)
OKLCH	oklch(78.46% 0.12 190.9)
XYZ	xyz(35.6893, 50.9985, 64.4511)
Luminance	0.5100 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D1CB #D14046

analogous

#40D182 #40D1CB #408ED1

triadic

#40D1CB #CB40D1 #D1CB40

tetradic

#40D1CB #8240D1 #D14046 #8ED140

square

#40D1CB #8240D1 #D14046 #8ED140

split-complementary

#40D1CB #D1408E #D18240

monochromatic

#1D7976 #29ABA5 #40D1CB #71DDD8 #A3E9E6

Accessibility & contrast

On white

1.87

#40D1CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.20

#40D1CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D1CB

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D1CB	#FFFFFF	#000000	##000000
##40D1CB	1.00	1.87	11.20	11.20
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.20	21.00	1.00	1.00
##000000	11.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5C6CB

Deuteranopia (green-blind)

#B0B7CC

Tritanopia (blue-blind)

#00D7CF

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #40d1cb;
/* rgb */ color: rgb(64, 209, 203);
/* oklch */ color: oklch(78.5% 0.120 190.9);

Tailwind

colors: {
  custom: {
    50: '#89dfda',
    500: '#40d1cb',
    950: '#000000',
  },
}

SCSS

$custom: #40d1cb;
$custom-light: #89dfda;
$custom-dark: #000000;

JSON

{
  "hex": "#40d1cb",
  "rgb": {
    "r": 64,
    "g": 209,
    "b": 203
  },
  "hsl": {
    "h": 177.517,
    "s": 61.181,
    "l": 53.529
  },
  "oklch": {
    "l": 0.78456,
    "c": 0.11991,
    "h": 190.9
  },
  "luminance": 0.51003
}

Semantic roles & 50–950 ramp

primary

#40D1CB

secondary

#813437

accent

#444AE4

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1514

muted

#7F8483

Preview Lab

Preview with #40D1CB

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

Preview Lab → · Contrast checker → · Palette generator →