#40D3C4#40D3C4

#40D3C4 is a light, vivid teal. Relative luminance 0.517; OKLCH L 78.7% C 0.123 H 185.1°. Best body text is #000000 at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#40D3C4
RGB	rgb(64, 211, 196)
HSL	hsl(174, 63%, 54%)
HSV	hsv(174, 70%, 83%)
CMYK	cmyk(69.7%, 0%, 7.1%, 17.3%)
CIE-LAB	lab(77.08, -41.56, -3.78)
CIE-LCH	lch(77.08, 41.73, 185.20°)
OKLab	oklab(78.72% -0.1228 -0.0109)
OKLCH	oklch(78.72% 0.123 185.1)
XYZ	xyz(35.3677, 51.6599, 60.3212)
Luminance	0.5166 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D3C4 #D3404F

analogous

#40D37B #40D3C4 #4098D3

triadic

#40D3C4 #C440D3 #D3C440

tetradic

#40D3C4 #7B40D3 #D3404F #98D340

square

#40D3C4 #7B40D3 #D3404F #98D340

split-complementary

#40D3C4 #D34098 #D37B40

monochromatic

#1D7C72 #28AEA0 #40D3C4 #72DED3 #A3EAE3

Accessibility & contrast

On white

1.85

#40D3C4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.33

#40D3C4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D3C4

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D3C4	#FFFFFF	#000000	##000000
##40D3C4	1.00	1.85	11.33	11.33
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.33	21.00	1.00	1.00
##000000	11.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8C7C4

Deuteranopia (green-blind)

#B4B8C6

Tritanopia (blue-blind)

#00D8CE

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #40d3c4;
/* rgb */ color: rgb(64, 211, 196);
/* oklch */ color: oklch(78.7% 0.123 185.1);

Tailwind

colors: {
  custom: {
    50: '#89e1d5',
    500: '#40d3c4',
    950: '#000000',
  },
}

SCSS

$custom: #40d3c4;
$custom-light: #89e1d5;
$custom-dark: #000000;

JSON

{
  "hex": "#40d3c4",
  "rgb": {
    "r": 64,
    "g": 211,
    "b": 196
  },
  "hsl": {
    "h": 173.878,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.78715,
    "c": 0.12328,
    "h": 185.1
  },
  "luminance": 0.51664
}

Semantic roles & 50–950 ramp

primary

#40D3C4

secondary

#84333C

accent

#4253E6

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1514

muted

#7F8483

Preview Lab

Preview with #40D3C4

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

Preview Lab → · Contrast checker → · Palette generator →