#40D5DD#40D5DD

#40D5DD is a light, vivid teal. Relative luminance 0.539; OKLCH L 80.0% C 0.122 H 200.4°. Best body text is #000000 at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#40D5DD
RGB	rgb(64, 213, 221)
HSL	hsl(183, 70%, 56%)
HSV	hsv(183, 71%, 87%)
CMYK	cmyk(71%, 3.6%, 0%, 13.3%)
CIE-LAB	lab(78.40, -35.50, -15.23)
CIE-LCH	lch(78.40, 38.63, 203.22°)
OKLab	oklab(80.03% -0.114 -0.0423)
OKLCH	oklch(80.03% 0.122 200.4)
XYZ	xyz(38.9539, 53.8943, 76.7422)
Luminance	0.5390 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D5DD #DD4840

analogous

#40DD96 #40D5DD #4086DD

triadic

#40D5DD #DD40D5 #D5DD40

tetradic

#40D5DD #9640DD #DD4840 #86DD40

square

#40D5DD #9640DD #DD4840 #86DD40

split-complementary

#40D5DD #DD4086 #DD9640

monochromatic

#19848A #22B6BE #40D5DD #74E0E6 #A8ECEF

Accessibility & contrast

On white

1.78

#40D5DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.78

#40D5DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D5DD

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D5DD	#FFFFFF	#000000	##000000
##40D5DD	1.00	1.78	11.78	11.78
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.78	21.00	1.00	1.00
##000000	11.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5CCDE

Deuteranopia (green-blind)

#AFBBDE

Tritanopia (blue-blind)

#00DDD7

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #40d5dd;
/* rgb */ color: rgb(64, 213, 221);
/* oklch */ color: oklch(80.0% 0.122 200.4);

Tailwind

colors: {
  custom: {
    50: '#8be2e7',
    500: '#40d5dd',
    950: '#000000',
  },
}

SCSS

$custom: #40d5dd;
$custom-light: #8be2e7;
$custom-dark: #000000;

JSON

{
  "hex": "#40d5dd",
  "rgb": {
    "r": 64,
    "g": 213,
    "b": 221
  },
  "hsl": {
    "h": 183.057,
    "s": 69.778,
    "l": 55.882
  },
  "oklch": {
    "l": 0.80032,
    "c": 0.12157,
    "h": 200.4
  },
  "luminance": 0.53899
}

Semantic roles & 50–950 ramp

primary

#40D5DD

secondary

#903631

accent

#443BED

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #40D5DD

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

Preview Lab → · Contrast checker → · Palette generator →