#66EBF2#66EBF2

#66EBF2 is a very light, moderate teal. Relative luminance 0.687; OKLCH L 86.9% C 0.116 H 200.0°. Best body text is #000000 at 14.73:1 contrast (WCAG AA passes).

Color values

HEX	#66EBF2
RGB	rgb(102, 235, 242)
HSL	hsl(183, 84%, 67%)
HSV	hsv(183, 58%, 95%)
CMYK	cmyk(57.9%, 2.9%, 0%, 5.1%)
CIE-LAB	lab(86.33, -34.22, -14.37)
CIE-LCH	lch(86.33, 37.12, 202.78°)
OKLab	oklab(86.92% -0.1091 -0.0398)
OKLCH	oklch(86.92% 0.116 200)
XYZ	xyz(51.2080, 68.6470, 94.5387)
Luminance	0.6865 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EBF2 #F26D66

analogous

#66F2B3 #66EBF2 #66A5F2

triadic

#66EBF2 #F266EB #EBF266

tetradic

#66EBF2 #B366F2 #F26D66 #A5F266

square

#66EBF2 #B366F2 #F26D66 #A5F266

split-complementary

#66EBF2 #F266A5 #F2B366

monochromatic

#11C3CC #2EE4ED #66EBF2 #9EF2F7 #D7FAFC

Accessibility & contrast

On white

1.43

#66EBF2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.73

#66EBF2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EBF2

14.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EBF2	#FFFFFF	#000000	##000000
##66EBF2	1.00	1.43	14.73	14.73
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.73	21.00	1.00	1.00
##000000	14.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCE1F3

Deuteranopia (green-blind)

#C5D1F3

Tritanopia (blue-blind)

#00F3ED

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #66ebf2;
/* rgb */ color: rgb(102, 235, 242);
/* oklch */ color: oklch(86.9% 0.116 200.0);

Tailwind

colors: {
  custom: {
    50: '#9ff2f6',
    500: '#66ebf2',
    950: '#000000',
  },
}

SCSS

$custom: #66ebf2;
$custom-light: #9ff2f6;
$custom-dark: #000000;

JSON

{
  "hex": "#66ebf2",
  "rgb": {
    "r": 102,
    "g": 235,
    "b": 242
  },
  "hsl": {
    "h": 183,
    "s": 84.337,
    "l": 67.451
  },
  "oklch": {
    "l": 0.86918,
    "c": 0.11616,
    "h": 200
  },
  "luminance": 0.68652
}

Semantic roles & 50–950 ramp

primary

#66EBF2

secondary

#C93B34

accent

#1005E1

background

#FDFFFF

surface

#F7FEFE

border

#D0D6D6

text

#101717

muted

#818585

Preview Lab

Preview with #66EBF2

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

Preview Lab → · Contrast checker → · Palette generator →