#40D4DD#40D4DD

#40D4DD is a light, vivid teal. Relative luminance 0.534; OKLCH L 79.8% C 0.121 H 201.1°. Best body text is #000000 at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#40D4DD
RGB	rgb(64, 212, 221)
HSL	hsl(183, 70%, 56%)
HSV	hsv(183, 71%, 87%)
CMYK	cmyk(71%, 4.1%, 0%, 13.3%)
CIE-LAB	lab(78.11, -35.03, -15.67)
CIE-LCH	lch(78.11, 38.38, 204.10°)
OKLab	oklab(79.79% -0.113 -0.0435)
OKLCH	oklch(79.79% 0.121 201.1)
XYZ	xyz(38.7032, 53.3928, 76.6587)
Luminance	0.5340 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D4DD #DD4940

analogous

#40DD97 #40D4DD #4086DD

triadic

#40D4DD #DD40D4 #D4DD40

tetradic

#40D4DD #9740DD #DD4940 #86DD40

square

#40D4DD #9740DD #DD4940 #86DD40

split-complementary

#40D4DD #DD4086 #DD9740

monochromatic

#19848A #22B5BE #40D4DD #74E0E6 #A8EBEF

Accessibility & contrast

On white

1.80

#40D4DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.68

#40D4DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D4DD

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D4DD	#FFFFFF	#000000	##000000
##40D4DD	1.00	1.80	11.68	11.68
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.68	21.00	1.00	1.00
##000000	11.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4CBDE

Deuteranopia (green-blind)

#AEBADE

Tritanopia (blue-blind)

#00DCD6

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #40d4dd;
/* rgb */ color: rgb(64, 212, 221);
/* oklch */ color: oklch(79.8% 0.121 201.1);

Tailwind

colors: {
  custom: {
    50: '#8be1e7',
    500: '#40d4dd',
    950: '#000000',
  },
}

SCSS

$custom: #40d4dd;
$custom-light: #8be1e7;
$custom-dark: #000000;

JSON

{
  "hex": "#40d4dd",
  "rgb": {
    "r": 64,
    "g": 212,
    "b": 221
  },
  "hsl": {
    "h": 183.439,
    "s": 69.778,
    "l": 55.882
  },
  "oklch": {
    "l": 0.79794,
    "c": 0.1211,
    "h": 201.1
  },
  "luminance": 0.53397
}

Semantic roles & 50–950 ramp

primary

#40D4DD

secondary

#903731

accent

#453BED

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #40D4DD

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

Preview Lab → · Contrast checker → · Palette generator →