#40D9D2#40D9D2

#40D9D2 is a light, vivid teal. Relative luminance 0.554; OKLCH L 80.6% C 0.125 H 190.4°. Best body text is #000000 at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#40D9D2
RGB	rgb(64, 217, 210)
HSL	hsl(177, 67%, 55%)
HSV	hsv(177, 71%, 85%)
CMYK	cmyk(70.5%, 0%, 3.2%, 14.9%)
CIE-LAB	lab(79.25, -40.44, -8.07)
CIE-LCH	lch(79.25, 41.23, 191.29°)
OKLab	oklab(80.61% -0.1225 -0.0226)
OKLCH	oklch(80.61% 0.125 190.4)
XYZ	xyz(38.5547, 55.3643, 69.6147)
Luminance	0.5537 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D9D2 #D94047

analogous

#40D986 #40D9D2 #4093D9

triadic

#40D9D2 #D240D9 #D9D240

tetradic

#40D9D2 #8640D9 #D94047 #93D940

square

#40D9D2 #8640D9 #D94047 #93D940

split-complementary

#40D9D2 #D94093 #D98640

monochromatic

#1A847F #24B7B1 #40D9D2 #73E3DE #A6EDEA

Accessibility & contrast

On white

1.74

#40D9D2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.07

#40D9D2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D9D2

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D9D2	#FFFFFF	#000000	##000000
##40D9D2	1.00	1.74	12.07	12.07
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.07	21.00	1.00	1.00
##000000	12.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCCED2

Deuteranopia (green-blind)

#B6BDD3

Tritanopia (blue-blind)

#00DFD6

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #40d9d2;
/* rgb */ color: rgb(64, 217, 210);
/* oklch */ color: oklch(80.6% 0.125 190.4);

Tailwind

colors: {
  custom: {
    50: '#8be5df',
    500: '#40d9d2',
    950: '#000000',
  },
}

SCSS

$custom: #40d9d2;
$custom-light: #8be5df;
$custom-dark: #000000;

JSON

{
  "hex": "#40d9d2",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 210
  },
  "hsl": {
    "h": 177.255,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.80613,
    "c": 0.12461,
    "h": 190.4
  },
  "luminance": 0.55369
}

Semantic roles & 50–950 ramp

primary

#40D9D2

secondary

#8B3236

accent

#3E46EA

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1615

muted

#7F8484

Preview Lab

Preview with #40D9D2

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

Preview Lab → · Contrast checker → · Palette generator →