#66EBFF#66EBFF

#66EBFF is a very light, moderate teal. Relative luminance 0.695; OKLCH L 87.4% C 0.119 H 208.8°. Best body text is #000000 at 14.89:1 contrast (WCAG AA passes).

Color values

HEX	#66EBFF
RGB	rgb(102, 235, 255)
HSL	hsl(188, 100%, 70%)
HSV	hsv(188, 60%, 100%)
CMYK	cmyk(60%, 7.8%, 0%, 0%)
CIE-LAB	lab(86.73, -30.66, -20.59)
CIE-LCH	lch(86.73, 36.93, 213.89°)
OKLab	oklab(87.37% -0.104 -0.0571)
OKLCH	oklch(87.37% 0.119 208.8)
XYZ	xyz(53.2303, 69.4559, 105.1894)
Luminance	0.6946 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EBFF #FF7A66

analogous

#66FFC6 #66EBFF #669FFF

triadic

#66EBFF #FF66EB #EBFF66

tetradic

#66EBFF #C666FF #FF7A66 #9FFF66

square

#66EBFF #C666FF #FF7A66 #9FFF66

split-complementary

#66EBFF #FF669F #FFC666

monochromatic

#00CCEB #29E3FF #66EBFF #A3F3FF #E0FBFF

Accessibility & contrast

On white

1.41

#66EBFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.89

#66EBFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EBFF

14.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EBFF	#FFFFFF	#000000	##000000
##66EBFF	1.00	1.41	14.89	14.89
#FFFFFF	1.41	1.00	21.00	21.00
#000000	14.89	21.00	1.00	1.00
##000000	14.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8E3FF

Deuteranopia (green-blind)

#C1D2FF

Tritanopia (blue-blind)

#00F5F1

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #66ebff;
/* rgb */ color: rgb(102, 235, 255);
/* oklch */ color: oklch(87.4% 0.119 208.8);

Tailwind

colors: {
  custom: {
    50: '#a0f1ff',
    500: '#66ebff',
    950: '#000000',
  },
}

SCSS

$custom: #66ebff;
$custom-light: #a0f1ff;
$custom-dark: #000000;

JSON

{
  "hex": "#66ebff",
  "rgb": {
    "r": 102,
    "g": 235,
    "b": 255
  },
  "hsl": {
    "h": 187.843,
    "s": 100,
    "l": 70
  },
  "oklch": {
    "l": 0.87373,
    "c": 0.1186,
    "h": 208.8
  },
  "luminance": 0.69461
}

Semantic roles & 50–950 ramp

primary

#66EBFF

secondary

#DA452F

accent

#1E00E6

background

#FDFFFF

surface

#F7FEFF

border

#D0D6D7

text

#101718

muted

#818586

Preview Lab

Preview with #66EBFF

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

Preview Lab → · Contrast checker → · Palette generator →