#40D3D1#40D3D1

#40D3D1 is a light, vivid teal. Relative luminance 0.523; OKLCH L 79.1% C 0.121 H 193.6°. Best body text is #000000 at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#40D3D1
RGB	rgb(64, 211, 209)
HSL	hsl(179, 63%, 54%)
HSV	hsv(179, 70%, 83%)
CMYK	cmyk(69.7%, 0%, 0.9%, 17.3%)
CIE-LAB	lab(77.45, -37.99, -10.22)
CIE-LCH	lch(77.45, 39.34, 195.05°)
OKLab	oklab(79.14% -0.1171 -0.0284)
OKLCH	oklch(79.14% 0.121 193.6)
XYZ	xyz(36.9120, 52.2776, 68.4545)
Luminance	0.5228 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D3D1 #D34042

analogous

#40D388 #40D3D1 #408CD3

triadic

#40D3D1 #D140D3 #D3D140

tetradic

#40D3D1 #8840D3 #D34042 #8CD340

square

#40D3D1 #8840D3 #D34042 #8CD340

split-complementary

#40D3D1 #D3408C #D38840

monochromatic

#1D7C7B #28AEAC #40D3D1 #72DEDD #A3EAE9

Accessibility & contrast

On white

1.83

#40D3D1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.46

#40D3D1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D3D1

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D3D1	#FFFFFF	#000000	##000000
##40D3D1	1.00	1.83	11.46	11.46
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.46	21.00	1.00	1.00
##000000	11.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6C9D1

Deuteranopia (green-blind)

#B0B9D2

Tritanopia (blue-blind)

#00D9D2

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #40d3d1;
/* rgb */ color: rgb(64, 211, 209);
/* oklch */ color: oklch(79.1% 0.121 193.6);

Tailwind

colors: {
  custom: {
    50: '#8ae1df',
    500: '#40d3d1',
    950: '#000000',
  },
}

SCSS

$custom: #40d3d1;
$custom-light: #8ae1df;
$custom-dark: #000000;

JSON

{
  "hex": "#40d3d1",
  "rgb": {
    "r": 64,
    "g": 211,
    "b": 209
  },
  "hsl": {
    "h": 179.184,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.79138,
    "c": 0.12051,
    "h": 193.6
  },
  "luminance": 0.52282
}

Semantic roles & 50–950 ramp

primary

#40D3D1

secondary

#843335

accent

#4244E6

background

#FCFEFE

surface

#F4FCFC

border

#CED5D5

text

#0D1515

muted

#7F8484

Preview Lab

Preview with #40D3D1

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

Preview Lab → · Contrast checker → · Palette generator →