#40DCE3#40DCE3

#40DCE3 is a light, vivid teal. Relative luminance 0.578; OKLCH L 81.9% C 0.125 H 199.5°. Best body text is #000000 at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#40DCE3
RGB	rgb(64, 220, 227)
HSL	hsl(183, 74%, 57%)
HSV	hsv(183, 72%, 89%)
CMYK	cmyk(71.8%, 3.1%, 0%, 11%)
CIE-LAB	lab(80.64, -37.02, -15.07)
CIE-LCH	lch(80.64, 39.97, 202.15°)
OKLab	oklab(81.91% -0.1182 -0.0418)
OKLCH	oklch(81.91% 0.125 199.5)
XYZ	xyz(41.5665, 57.8175, 81.6273)
Luminance	0.5782 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40DCE3 #E34740

analogous

#40E399 #40DCE3 #408AE3

triadic

#40DCE3 #E340DC #DCE340

tetradic

#40DCE3 #9940E3 #E34740 #8AE340

square

#40DCE3 #9940E3 #E34740 #8AE340

split-complementary

#40DCE3 #E3408A #E39940

monochromatic

#168E93 #1DC1C8 #40DCE3 #75E6EB #ABF0F3

Accessibility & contrast

On white

1.67

#40DCE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.56

#40DCE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40DCE3

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40DCE3	#FFFFFF	#000000	##000000
##40DCE3	1.00	1.67	12.56	12.56
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.56	21.00	1.00	1.00
##000000	12.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCD2E4

Deuteranopia (green-blind)

#B5C1E4

Tritanopia (blue-blind)

#00E4DE

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #40dce3;
/* rgb */ color: rgb(64, 220, 227);
/* oklch */ color: oklch(81.9% 0.125 199.5);

Tailwind

colors: {
  custom: {
    50: '#8de7eb',
    500: '#40dce3',
    950: '#000000',
  },
}

SCSS

$custom: #40dce3;
$custom-light: #8de7eb;
$custom-dark: #000000;

JSON

{
  "hex": "#40dce3",
  "rgb": {
    "r": 64,
    "g": 220,
    "b": 227
  },
  "hsl": {
    "h": 182.577,
    "s": 74.429,
    "l": 57.059
  },
  "oklch": {
    "l": 0.81906,
    "c": 0.1254,
    "h": 199.5
  },
  "luminance": 0.57822
}

Semantic roles & 50–950 ramp

primary

#40DCE3

secondary

#973430

accent

#3F37F1

background

#FCFEFE

surface

#F5FCFD

border

#CFD5D5

text

#0E1616

muted

#7F8484

Preview Lab

Preview with #40DCE3

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

Preview Lab → · Contrast checker → · Palette generator →