#40D8D2#40D8D2

#40D8D2 is a light, vivid teal. Relative luminance 0.549; OKLCH L 80.4% C 0.124 H 191.1°. Best body text is #000000 at 11.97:1 contrast (WCAG AA passes).

Color values

HEX	#40D8D2
RGB	rgb(64, 216, 210)
HSL	hsl(178, 66%, 55%)
HSV	hsv(178, 70%, 85%)
CMYK	cmyk(70.4%, 0%, 2.8%, 15.3%)
CIE-LAB	lab(78.95, -39.99, -8.51)
CIE-LCH	lch(78.95, 40.88, 192.02°)
OKLab	oklab(80.37% -0.1216 -0.0238)
OKLCH	oklch(80.37% 0.124 191.1)
XYZ	xyz(38.2977, 54.8503, 69.5290)
Luminance	0.5485 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D8D2 #D84046

analogous

#40D886 #40D8D2 #4092D8

triadic

#40D8D2 #D240D8 #D8D240

tetradic

#40D8D2 #8640D8 #D84046 #92D840

square

#40D8D2 #8640D8 #D84046 #92D840

split-complementary

#40D8D2 #D84092 #D88640

monochromatic

#1B837F #25B6B0 #40D8D2 #73E2DE #A6EDEA

Accessibility & contrast

On white

1.75

#40D8D2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.97

#40D8D2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D8D2

11.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D8D2	#FFFFFF	#000000	##000000
##40D8D2	1.00	1.75	11.97	11.97
#FFFFFF	1.75	1.00	21.00	21.00
#000000	11.97	21.00	1.00	1.00
##000000	11.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBCDD2

Deuteranopia (green-blind)

#B5BDD3

Tritanopia (blue-blind)

#00DED6

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #40d8d2;
/* rgb */ color: rgb(64, 216, 210);
/* oklch */ color: oklch(80.4% 0.124 191.1);

Tailwind

colors: {
  custom: {
    50: '#8be4df',
    500: '#40d8d2',
    950: '#000000',
  },
}

SCSS

$custom: #40d8d2;
$custom-light: #8be4df;
$custom-dark: #000000;

JSON

{
  "hex": "#40d8d2",
  "rgb": {
    "r": 64,
    "g": 216,
    "b": 210
  },
  "hsl": {
    "h": 177.632,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.80373,
    "c": 0.12387,
    "h": 191.1
  },
  "luminance": 0.54855
}

Semantic roles & 50–950 ramp

primary

#40D8D2

secondary

#8A3336

accent

#3F45E9

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1615

muted

#7F8484

Preview Lab

Preview with #40D8D2

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

Preview Lab → · Contrast checker → · Palette generator →