#40D8D3#40D8D3

#40D8D3 is a light, vivid teal. Relative luminance 0.549; OKLCH L 80.4% C 0.124 H 191.7°. Best body text is #000000 at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#40D8D3
RGB	rgb(64, 216, 211)
HSL	hsl(178, 66%, 55%)
HSV	hsv(178, 70%, 85%)
CMYK	cmyk(70.4%, 0%, 2.3%, 15.3%)
CIE-LAB	lab(78.98, -39.71, -9.00)
CIE-LCH	lch(78.98, 40.72, 192.77°)
OKLab	oklab(80.41% -0.1211 -0.0251)
OKLCH	oklch(80.41% 0.124 191.7)
XYZ	xyz(38.4227, 54.9003, 70.1872)
Luminance	0.5491 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D8D3 #D84045

analogous

#40D887 #40D8D3 #4091D8

triadic

#40D8D3 #D340D8 #D8D340

tetradic

#40D8D3 #8740D8 #D84045 #91D840

square

#40D8D3 #8740D8 #D84045 #91D840

split-complementary

#40D8D3 #D84091 #D88740

monochromatic

#1B837F #25B6B1 #40D8D3 #73E2DF #A6EDEA

Accessibility & contrast

On white

1.75

#40D8D3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.98

#40D8D3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D8D3

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D8D3	#FFFFFF	#000000	##000000
##40D8D3	1.00	1.75	11.98	11.98
#FFFFFF	1.75	1.00	21.00	21.00
#000000	11.98	21.00	1.00	1.00
##000000	11.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBCDD3

Deuteranopia (green-blind)

#B5BDD4

Tritanopia (blue-blind)

#00DED6

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #40d8d3;
/* rgb */ color: rgb(64, 216, 211);
/* oklch */ color: oklch(80.4% 0.124 191.7);

Tailwind

colors: {
  custom: {
    50: '#8be4e0',
    500: '#40d8d3',
    950: '#000000',
  },
}

SCSS

$custom: #40d8d3;
$custom-light: #8be4e0;
$custom-dark: #000000;

JSON

{
  "hex": "#40d8d3",
  "rgb": {
    "r": 64,
    "g": 216,
    "b": 211
  },
  "hsl": {
    "h": 178.026,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.80406,
    "c": 0.12372,
    "h": 191.7
  },
  "luminance": 0.54905
}

Semantic roles & 50–950 ramp

primary

#40D8D3

secondary

#8A3335

accent

#3F44E9

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1615

muted

#7F8484

Preview Lab

Preview with #40D8D3

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

Preview Lab → · Contrast checker → · Palette generator →