#66E8F6#66E8F6

#66E8F6 is a very light, moderate teal. Relative luminance 0.672; OKLCH L 86.4% C 0.115 H 205.0°. Best body text is #000000 at 14.44:1 contrast (WCAG AA passes).

Color values

HEX	#66E8F6
RGB	rgb(102, 232, 246)
HSL	hsl(186, 89%, 68%)
HSV	hsv(186, 59%, 96%)
CMYK	cmyk(58.5%, 5.7%, 0%, 3.5%)
CIE-LAB	lab(85.60, -31.72, -17.57)
CIE-LCH	lch(85.60, 36.26, 208.99°)
OKLab	oklab(86.37% -0.1044 -0.0486)
OKLCH	oklch(86.37% 0.115 205)
XYZ	xyz(50.9637, 67.1866, 97.4534)
Luminance	0.6719 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E8F6 #F67466

analogous

#66F6BC #66E8F6 #66A0F6

triadic

#66E8F6 #F666E8 #E8F666

tetradic

#66E8F6 #BC66F6 #F67466 #A0F666

square

#66E8F6 #BC66F6 #F67466 #A0F666

split-complementary

#66E8F6 #F666A0 #F6BC66

monochromatic

#0DC2D5 #2CDFF3 #66E8F6 #A0F1F9 #DAF9FD

Accessibility & contrast

On white

1.45

#66E8F6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.44

#66E8F6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E8F6

14.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E8F6	#FFFFFF	#000000	##000000
##66E8F6	1.00	1.45	14.44	14.44
#FFFFFF	1.45	1.00	21.00	21.00
#000000	14.44	21.00	1.00	1.00
##000000	14.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7DFF7

Deuteranopia (green-blind)

#C1CFF7

Tritanopia (blue-blind)

#00F1EC

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #66e8f6;
/* rgb */ color: rgb(102, 232, 246);
/* oklch */ color: oklch(86.4% 0.115 205.0);

Tailwind

colors: {
  custom: {
    50: '#9feff9',
    500: '#66e8f6',
    950: '#000000',
  },
}

SCSS

$custom: #66e8f6;
$custom-light: #9feff9;
$custom-dark: #000000;

JSON

{
  "hex": "#66e8f6",
  "rgb": {
    "r": 102,
    "g": 232,
    "b": 246
  },
  "hsl": {
    "h": 185.833,
    "s": 88.889,
    "l": 68.235
  },
  "oklch": {
    "l": 0.86369,
    "c": 0.11522,
    "h": 205
  },
  "luminance": 0.67192
}

Semantic roles & 50–950 ramp

primary

#66E8F6

secondary

#CF4031

accent

#1600E6

background

#FDFFFF

surface

#F7FEFF

border

#D0D6D7

text

#101617

muted

#818585

Preview Lab

Preview with #66E8F6

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

Preview Lab → · Contrast checker → · Palette generator →