#66E5FA#66E5FA

#66E5FA is a very light, moderate teal. Relative luminance 0.658; OKLCH L 85.8% C 0.115 H 210.0°. Best body text is #000000 at 14.15:1 contrast (WCAG AA passes).

Color values

HEX	#66E5FA
RGB	rgb(102, 229, 250)
HSL	hsl(189, 94%, 69%)
HSV	hsv(189, 59%, 98%)
CMYK	cmyk(59.2%, 8.4%, 0%, 2%)
CIE-LAB	lab(84.87, -29.17, -20.77)
CIE-LCH	lch(84.87, 35.81, 215.45°)
OKLab	oklab(85.83% -0.0998 -0.0576)
OKLCH	oklch(85.83% 0.115 210)
XYZ	xyz(50.7470, 65.7604, 100.4426)
Luminance	0.6577 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E5FA #FA7B66

analogous

#66FAC5 #66E5FA #669BFA

triadic

#66E5FA #FA66E5 #E5FA66

tetradic

#66E5FA #C566FA #FA7B66 #9BFA66

square

#66E5FA #C566FA #FA7B66 #9BFA66

split-complementary

#66E5FA #FA669B #FAC566

monochromatic

#07C0DE #2BDBF8 #66E5FA #A1EFFC #DDF9FE

Accessibility & contrast

On white

1.48

#66E5FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.15

#66E5FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E5FA

14.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E5FA	#FFFFFF	#000000	##000000
##66E5FA	1.00	1.48	14.15	14.15
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.15	21.00	1.00	1.00
##000000	14.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3DDFB

Deuteranopia (green-blind)

#BCCDFA

Tritanopia (blue-blind)

#00EFEB

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #66e5fa;
/* rgb */ color: rgb(102, 229, 250);
/* oklch */ color: oklch(85.8% 0.115 210.0);

Tailwind

colors: {
  custom: {
    50: '#9fedfc',
    500: '#66e5fa',
    950: '#000000',
  },
}

SCSS

$custom: #66e5fa;
$custom-light: #9fedfc;
$custom-dark: #000000;

JSON

{
  "hex": "#66e5fa",
  "rgb": {
    "r": 102,
    "g": 229,
    "b": 250
  },
  "hsl": {
    "h": 188.514,
    "s": 93.671,
    "l": 69.02
  },
  "oklch": {
    "l": 0.85828,
    "c": 0.11522,
    "h": 210
  },
  "luminance": 0.65766
}

Semantic roles & 50–950 ramp

primary

#66E5FA

secondary

#D44730

accent

#2100E6

background

#FDFFFF

surface

#F7FEFF

border

#D0D6D7

text

#101617

muted

#818585

Preview Lab

Preview with #66E5FA

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

Preview Lab → · Contrast checker → · Palette generator →