#40D9C1#40D9C1

#40D9C1 is a light, vivid teal. Relative luminance 0.546; OKLCH L 80.1% C 0.130 H 179.9°. Best body text is #000000 at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#40D9C1
RGB	rgb(64, 217, 193)
HSL	hsl(171, 67%, 55%)
HSV	hsv(171, 71%, 85%)
CMYK	cmyk(70.5%, 0%, 11.1%, 14.9%)
CIE-LAB	lab(78.79, -44.98, 0.33)
CIE-LCH	lch(78.79, 44.98, 179.58°)
OKLab	oklab(80.08% -0.1301 0.0001)
OKLCH	oklch(80.08% 0.13 179.9)
XYZ	xyz(36.5481, 54.5617, 59.0470)
Luminance	0.5457 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D9C1 #D94058

analogous

#40D974 #40D9C1 #40A5D9

triadic

#40D9C1 #C140D9 #D9C140

tetradic

#40D9C1 #7440D9 #D94058 #A5D940

square

#40D9C1 #7440D9 #D94058 #A5D940

split-complementary

#40D9C1 #D940A5 #D97440

monochromatic

#1A8474 #24B7A0 #40D9C1 #73E3D2 #A6EDE2

Accessibility & contrast

On white

1.76

#40D9C1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.91

#40D9C1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D9C1

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D9C1	#FFFFFF	#000000	##000000
##40D9C1	1.00	1.76	11.91	11.91
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.91	21.00	1.00	1.00
##000000	11.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0CCC0

Deuteranopia (green-blind)

#BBBDC3

Tritanopia (blue-blind)

#00DDD2

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #40d9c1;
/* rgb */ color: rgb(64, 217, 193);
/* oklch */ color: oklch(80.1% 0.130 179.9);

Tailwind

colors: {
  custom: {
    50: '#8ae5d3',
    500: '#40d9c1',
    950: '#000000',
  },
}

SCSS

$custom: #40d9c1;
$custom-light: #8ae5d3;
$custom-dark: #000000;

JSON

{
  "hex": "#40d9c1",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 193
  },
  "hsl": {
    "h": 170.588,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.80083,
    "c": 0.13007,
    "h": 179.9
  },
  "luminance": 0.54566
}

Semantic roles & 50–950 ramp

primary

#40D9C1

secondary

#8B3240

accent

#3E59EA

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1614

muted

#7F8483

Preview Lab

Preview with #40D9C1

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

Preview Lab → · Contrast checker → · Palette generator →