#66E2F9#66E2F9

#66E2F9 is a very light, moderate teal. Relative luminance 0.641; OKLCH L 85.1% C 0.114 H 211.6°. Best body text is #000000 at 13.81:1 contrast (WCAG AA passes).

Color values

HEX	#66E2F9
RGB	rgb(102, 226, 249)
HSL	hsl(189, 92%, 69%)
HSV	hsv(189, 59%, 98%)
CMYK	cmyk(59%, 9.2%, 0%, 2.4%)
CIE-LAB	lab(83.99, -28.00, -21.58)
CIE-LCH	lch(83.99, 35.35, 217.62°)
OKLab	oklab(85.11% -0.0971 -0.0598)
OKLCH	oklch(85.11% 0.114 211.6)
XYZ	xyz(49.7677, 64.0520, 99.3447)
Luminance	0.6406 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E2F9 #F97D66

analogous

#66F9C7 #66E2F9 #6699F9

triadic

#66E2F9 #F966E2 #E2F966

tetradic

#66E2F9 #C766F9 #F97D66 #99F966

square

#66E2F9 #C766F9 #F97D66 #99F966

split-complementary

#66E2F9 #F96699 #F9C766

monochromatic

#09BBDC #2BD7F7 #66E2F9 #A1EDFB #DCF8FE

Accessibility & contrast

On white

1.52

#66E2F9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.81

#66E2F9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E2F9

13.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E2F9	#FFFFFF	#000000	##000000
##66E2F9	1.00	1.52	13.81	13.81
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.81	21.00	1.00	1.00
##000000	13.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFDBFA

Deuteranopia (green-blind)

#B9CAF9

Tritanopia (blue-blind)

#00ECE9

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #66e2f9;
/* rgb */ color: rgb(102, 226, 249);
/* oklch */ color: oklch(85.1% 0.114 211.6);

Tailwind

colors: {
  custom: {
    50: '#9febfb',
    500: '#66e2f9',
    950: '#000000',
  },
}

SCSS

$custom: #66e2f9;
$custom-light: #9febfb;
$custom-dark: #000000;

JSON

{
  "hex": "#66e2f9",
  "rgb": {
    "r": 102,
    "g": 226,
    "b": 249
  },
  "hsl": {
    "h": 189.388,
    "s": 92.453,
    "l": 68.824
  },
  "oklch": {
    "l": 0.85109,
    "c": 0.11406,
    "h": 211.6
  },
  "luminance": 0.64057
}

Semantic roles & 50–950 ramp

primary

#66E2F9

secondary

#D34A30

accent

#2400E6

background

#FDFEFF

surface

#F7FDFF

border

#D0D5D7

text

#101617

muted

#818485

Preview Lab

Preview with #66E2F9

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

Preview Lab → · Contrast checker → · Palette generator →