#40D6E3#40D6E3

#40D6E3 is a light, vivid teal. Relative luminance 0.547; OKLCH L 80.5% C 0.123 H 203.6°. Best body text is #000000 at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#40D6E3
RGB	rgb(64, 214, 227)
HSL	hsl(185, 74%, 57%)
HSV	hsv(185, 72%, 89%)
CMYK	cmyk(71.8%, 5.7%, 0%, 11%)
CIE-LAB	lab(78.88, -34.22, -17.71)
CIE-LCH	lch(78.88, 38.53, 207.37°)
OKLab	oklab(80.49% -0.1125 -0.0492)
OKLCH	oklch(80.49% 0.123 203.6)
XYZ	xyz(40.0199, 54.7244, 81.1118)
Luminance	0.5473 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D6E3 #E34D40

analogous

#40E39E #40D6E3 #4085E3

triadic

#40D6E3 #E340D6 #D6E340

tetradic

#40D6E3 #9E40E3 #E34D40 #85E340

square

#40D6E3 #9E40E3 #E34D40 #85E340

split-complementary

#40D6E3 #E34085 #E39E40

monochromatic

#168993 #1DBBC8 #40D6E3 #75E1EB #ABEDF3

Accessibility & contrast

On white

1.76

#40D6E3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.95

#40D6E3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D6E3

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D6E3	#FFFFFF	#000000	##000000
##40D6E3	1.00	1.76	11.95	11.95
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.95	21.00	1.00	1.00
##000000	11.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5CDE4

Deuteranopia (green-blind)

#AEBCE4

Tritanopia (blue-blind)

#00DFDA

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #40d6e3;
/* rgb */ color: rgb(64, 214, 227);
/* oklch */ color: oklch(80.5% 0.123 203.6);

Tailwind

colors: {
  custom: {
    50: '#8ce3eb',
    500: '#40d6e3',
    950: '#000000',
  },
}

SCSS

$custom: #40d6e3;
$custom-light: #8ce3eb;
$custom-dark: #000000;

JSON

{
  "hex": "#40d6e3",
  "rgb": {
    "r": 64,
    "g": 214,
    "b": 227
  },
  "hsl": {
    "h": 184.785,
    "s": 74.429,
    "l": 57.059
  },
  "oklch": {
    "l": 0.80485,
    "c": 0.12275,
    "h": 203.6
  },
  "luminance": 0.54729
}

Semantic roles & 50–950 ramp

primary

#40D6E3

secondary

#973830

accent

#4637F1

background

#FCFEFE

surface

#F5FCFD

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #40D6E3

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

Preview Lab → · Contrast checker → · Palette generator →