#66EBF5#66EBF5

#66EBF5 is a very light, moderate teal. Relative luminance 0.688; OKLCH L 87.0% C 0.116 H 202.1°. Best body text is #000000 at 14.77:1 contrast (WCAG AA passes).

Color values

HEX	#66EBF5
RGB	rgb(102, 235, 245)
HSL	hsl(184, 88%, 68%)
HSV	hsv(184, 58%, 96%)
CMYK	cmyk(58.4%, 4.1%, 0%, 3.9%)
CIE-LAB	lab(86.42, -33.41, -15.81)
CIE-LCH	lch(86.42, 36.96, 205.33°)
OKLab	oklab(87.02% -0.1079 -0.0438)
OKLCH	oklch(87.02% 0.116 202.1)
XYZ	xyz(51.6623, 68.8287, 96.9311)
Luminance	0.6883 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EBF5 #F57066

analogous

#66F5B7 #66EBF5 #66A3F5

triadic

#66EBF5 #F566EB #EBF566

tetradic

#66EBF5 #B766F5 #F57066 #A3F566

square

#66EBF5 #B766F5 #F57066 #A3F566

split-complementary

#66EBF5 #F566A3 #F5B766

monochromatic

#0EC5D3 #2DE3F1 #66EBF5 #9FF3F9 #D9FAFD

Accessibility & contrast

On white

1.42

#66EBF5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.77

#66EBF5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EBF5

14.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EBF5	#FFFFFF	#000000	##000000
##66EBF5	1.00	1.42	14.77	14.77
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.77	21.00	1.00	1.00
##000000	14.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBE2F6

Deuteranopia (green-blind)

#C5D1F6

Tritanopia (blue-blind)

#00F3EE

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #66ebf5;
/* rgb */ color: rgb(102, 235, 245);
/* oklch */ color: oklch(87.0% 0.116 202.1);

Tailwind

colors: {
  custom: {
    50: '#9ff2f8',
    500: '#66ebf5',
    950: '#000000',
  },
}

SCSS

$custom: #66ebf5;
$custom-light: #9ff2f8;
$custom-dark: #000000;

JSON

{
  "hex": "#66ebf5",
  "rgb": {
    "r": 102,
    "g": 235,
    "b": 245
  },
  "hsl": {
    "h": 184.196,
    "s": 87.73,
    "l": 68.039
  },
  "oklch": {
    "l": 0.8702,
    "c": 0.11646,
    "h": 202.1
  },
  "luminance": 0.68834
}

Semantic roles & 50–950 ramp

primary

#66EBF5

secondary

#CE3C31

accent

#1101E4

background

#FDFFFF

surface

#F7FEFF

border

#D0D6D7

text

#101717

muted

#818585

Preview Lab

Preview with #66EBF5

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

Preview Lab → · Contrast checker → · Palette generator →