#66E3FA#66E3FA

#66E3FA is a very light, moderate teal. Relative luminance 0.647; OKLCH L 85.4% C 0.115 H 211.5°. Best body text is #000000 at 13.93:1 contrast (WCAG AA passes).

Color values

HEX	#66E3FA
RGB	rgb(102, 227, 250)
HSL	hsl(189, 94%, 69%)
HSV	hsv(189, 59%, 98%)
CMYK	cmyk(59.2%, 9.2%, 0%, 2%)
CIE-LAB	lab(84.31, -28.21, -21.63)
CIE-LCH	lch(84.31, 35.54, 217.48°)
OKLab	oklab(85.37% -0.0978 -0.06)
OKLCH	oklch(85.37% 0.115 211.5)
XYZ	xyz(50.1968, 64.6600, 100.2592)
Luminance	0.6466 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E3FA #FA7D66

analogous

#66FAC7 #66E3FA #6699FA

triadic

#66E3FA #FA66E3 #E3FA66

tetradic

#66E3FA #C766FA #FA7D66 #99FA66

square

#66E3FA #C766FA #FA7D66 #99FA66

split-complementary

#66E3FA #FA6699 #FAC766

monochromatic

#07BDDE #2BD8F8 #66E3FA #A1EEFC #DDF9FE

Accessibility & contrast

On white

1.51

#66E3FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.93

#66E3FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E3FA

13.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E3FA	#FFFFFF	#000000	##000000
##66E3FA	1.00	1.51	13.93	13.93
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.93	21.00	1.00	1.00
##000000	13.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0DCFB

Deuteranopia (green-blind)

#BACBFA

Tritanopia (blue-blind)

#00EDEA

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #66e3fa;
/* rgb */ color: rgb(102, 227, 250);
/* oklch */ color: oklch(85.4% 0.115 211.5);

Tailwind

colors: {
  custom: {
    50: '#9fecfc',
    500: '#66e3fa',
    950: '#000000',
  },
}

SCSS

$custom: #66e3fa;
$custom-light: #9fecfc;
$custom-dark: #000000;

JSON

{
  "hex": "#66e3fa",
  "rgb": {
    "r": 102,
    "g": 227,
    "b": 250
  },
  "hsl": {
    "h": 189.324,
    "s": 93.671,
    "l": 69.02
  },
  "oklch": {
    "l": 0.85373,
    "c": 0.11468,
    "h": 211.5
  },
  "luminance": 0.64665
}

Semantic roles & 50–950 ramp

primary

#66E3FA

secondary

#D44A30

accent

#2400E6

background

#FDFEFF

surface

#F7FDFF

border

#D0D5D7

text

#101617

muted

#818485

Preview Lab

Preview with #66E3FA

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

Preview Lab → · Contrast checker → · Palette generator →