#40D4DE#40D4DE

#40D4DE is a light, vivid teal. Relative luminance 0.535; OKLCH L 79.8% C 0.121 H 201.7°. Best body text is #000000 at 11.69:1 contrast (WCAG AA passes).

Color values

HEX	#40D4DE
RGB	rgb(64, 212, 222)
HSL	hsl(184, 71%, 56%)
HSV	hsv(184, 71%, 87%)
CMYK	cmyk(71.2%, 4.5%, 0%, 12.9%)
CIE-LAB	lab(78.14, -34.74, -16.16)
CIE-LCH	lch(78.14, 38.31, 204.94°)
OKLab	oklab(79.83% -0.1126 -0.0449)
OKLCH	oklch(79.83% 0.121 201.7)
XYZ	xyz(38.8368, 53.4463, 77.3624)
Luminance	0.5345 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D4DE #DE4A40

analogous

#40DE99 #40D4DE #4085DE

triadic

#40D4DE #DE40D4 #D4DE40

tetradic

#40D4DE #9940DE #DE4A40 #85DE40

square

#40D4DE #9940DE #DE4A40 #85DE40

split-complementary

#40D4DE #DE4085 #DE9940

monochromatic

#18848B #21B6C0 #40D4DE #74E0E7 #A8EBF0

Accessibility & contrast

On white

1.80

#40D4DE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.69

#40D4DE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D4DE

11.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D4DE	#FFFFFF	#000000	##000000
##40D4DE	1.00	1.80	11.69	11.69
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.69	21.00	1.00	1.00
##000000	11.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4CBDF

Deuteranopia (green-blind)

#ADBADF

Tritanopia (blue-blind)

#00DCD7

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #40d4de;
/* rgb */ color: rgb(64, 212, 222);
/* oklch */ color: oklch(79.8% 0.121 201.7);

Tailwind

colors: {
  custom: {
    50: '#8be1e8',
    500: '#40d4de',
    950: '#000000',
  },
}

SCSS

$custom: #40d4de;
$custom-light: #8be1e8;
$custom-dark: #000000;

JSON

{
  "hex": "#40d4de",
  "rgb": {
    "r": 64,
    "g": 212,
    "b": 222
  },
  "hsl": {
    "h": 183.797,
    "s": 70.536,
    "l": 56.078
  },
  "oklch": {
    "l": 0.7983,
    "c": 0.1212,
    "h": 201.7
  },
  "luminance": 0.53451
}

Semantic roles & 50–950 ramp

primary

#40D4DE

secondary

#913731

accent

#463AED

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #40D4DE

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

Preview Lab → · Contrast checker → · Palette generator →