#66DBE4#66DBE4

#66DBE4 is a very light, moderate teal. Relative luminance 0.591; OKLCH L 82.8% C 0.106 H 202.2°. Best body text is #000000 at 12.82:1 contrast (WCAG AA passes).

Color values

HEX	#66DBE4
RGB	rgb(102, 219, 228)
HSL	hsl(184, 70%, 65%)
HSV	hsv(184, 55%, 89%)
CMYK	cmyk(55.3%, 3.9%, 0%, 10.6%)
CIE-LAB	lab(81.34, -30.42, -14.45)
CIE-LCH	lch(81.34, 33.68, 205.42°)
OKLab	oklab(82.76% -0.0981 -0.0399)
OKLCH	oklch(82.76% 0.106 202.2)
XYZ	xyz(44.8088, 59.0849, 82.4269)
Luminance	0.5909 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DBE4 #E46F66

analogous

#66E4AE #66DBE4 #669CE4

triadic

#66DBE4 #E466DB #DBE466

tetradic

#66DBE4 #AE66E4 #E46F66 #9CE466

square

#66DBE4 #AE66E4 #E46F66 #9CE466

split-complementary

#66DBE4 #E4669C #E4AE66

monochromatic

#1FA6B0 #32CFDB #66DBE4 #9AE7ED #CEF3F6

Accessibility & contrast

On white

1.64

#66DBE4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.82

#66DBE4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DBE4

12.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DBE4	#FFFFFF	#000000	##000000
##66DBE4	1.00	1.64	12.82	12.82
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.82	21.00	1.00	1.00
##000000	12.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCD3E5

Deuteranopia (green-blind)

#B8C4E5

Tritanopia (blue-blind)

#00E2DD

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #66dbe4;
/* rgb */ color: rgb(102, 219, 228);
/* oklch */ color: oklch(82.8% 0.106 202.2);

Tailwind

colors: {
  custom: {
    50: '#9de6ec',
    500: '#66dbe4',
    950: '#000000',
  },
}

SCSS

$custom: #66dbe4;
$custom-light: #9de6ec;
$custom-dark: #000000;

JSON

{
  "hex": "#66dbe4",
  "rgb": {
    "r": 102,
    "g": 219,
    "b": 228
  },
  "hsl": {
    "h": 184.286,
    "s": 70,
    "l": 64.706
  },
  "oklch": {
    "l": 0.82755,
    "c": 0.10595,
    "h": 202.2
  },
  "luminance": 0.59089
}

Semantic roles & 50–950 ramp

primary

#66DBE4

secondary

#B1453D

accent

#2114D2

background

#FCFEFE

surface

#F6FCFD

border

#D0D5D5

text

#0F1616

muted

#808484

Preview Lab

Preview with #66DBE4

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

Preview Lab → · Contrast checker → · Palette generator →