#40D9C3#40D9C3

#40D9C3 is a light, vivid teal. Relative luminance 0.547; OKLCH L 80.1% C 0.129 H 181.1°. Best body text is #000000 at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#40D9C3
RGB	rgb(64, 217, 195)
HSL	hsl(171, 67%, 55%)
HSV	hsv(171, 71%, 85%)
CMYK	cmyk(70.5%, 0%, 10.1%, 14.9%)
CIE-LAB	lab(78.84, -44.46, -0.66)
CIE-LCH	lch(78.84, 44.46, 180.85°)
OKLab	oklab(80.14% -0.1292 -0.0025)
OKLCH	oklch(80.14% 0.129 181.1)
XYZ	xyz(36.7728, 54.6515, 60.2299)
Luminance	0.5466 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D9C3 #D94056

analogous

#40D977 #40D9C3 #40A2D9

triadic

#40D9C3 #C340D9 #D9C340

tetradic

#40D9C3 #7740D9 #D94056 #A2D940

square

#40D9C3 #7740D9 #D94056 #A2D940

split-complementary

#40D9C3 #D940A2 #D97740

monochromatic

#1A8475 #24B7A2 #40D9C3 #73E3D3 #A6EDE3

Accessibility & contrast

On white

1.76

#40D9C3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.93

#40D9C3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D9C3

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D9C3	#FFFFFF	#000000	##000000
##40D9C3	1.00	1.76	11.93	11.93
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.93	21.00	1.00	1.00
##000000	11.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFCCC2

Deuteranopia (green-blind)

#BABDC5

Tritanopia (blue-blind)

#00DDD2

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #40d9c3;
/* rgb */ color: rgb(64, 217, 195);
/* oklch */ color: oklch(80.1% 0.129 181.1);

Tailwind

colors: {
  custom: {
    50: '#8ae5d5',
    500: '#40d9c3',
    950: '#000000',
  },
}

SCSS

$custom: #40d9c3;
$custom-light: #8ae5d5;
$custom-dark: #000000;

JSON

{
  "hex": "#40d9c3",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 195
  },
  "hsl": {
    "h": 171.373,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.80143,
    "c": 0.12919,
    "h": 181.1
  },
  "luminance": 0.54656
}

Semantic roles & 50–950 ramp

primary

#40D9C3

secondary

#8B323F

accent

#3E57EA

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1614

muted

#7F8483

Preview Lab

Preview with #40D9C3

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

Preview Lab → · Contrast checker → · Palette generator →