#66F4F8#66F4F8

#66F4F8 is a very light, vivid teal. Relative luminance 0.743; OKLCH L 89.2% C 0.122 H 197.8°. Best body text is #000000 at 15.86:1 contrast (WCAG AA passes).

Color values

HEX	#66F4F8
RGB	rgb(102, 244, 248)
HSL	hsl(182, 91%, 69%)
HSV	hsv(182, 59%, 97%)
CMYK	cmyk(58.9%, 1.6%, 0%, 2.7%)
CIE-LAB	lab(89.06, -36.79, -13.42)
CIE-LCH	lch(89.06, 39.16, 200.04°)
OKLab	oklab(89.18% -0.1159 -0.0372)
OKLCH	oklch(89.18% 0.122 197.8)
XYZ	xyz(54.7662, 74.2978, 100.2434)
Luminance	0.7430 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F4F8 #F86A66

analogous

#66F8B3 #66F4F8 #66ABF8

triadic

#66F4F8 #F866F4 #F4F866

tetradic

#66F4F8 #B366F8 #F86A66 #ABF866

square

#66F4F8 #B366F8 #F86A66 #ABF866

split-complementary

#66F4F8 #F866AB #F8B366

monochromatic

#0AD4DA #2BF0F5 #66F4F8 #A1F8FB #DBFCFD

Accessibility & contrast

On white

1.32

#66F4F8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.86

#66F4F8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F4F8

15.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F4F8	#FFFFFF	#000000	##000000
##66F4F8	1.00	1.32	15.86	15.86
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.86	21.00	1.00	1.00
##000000	15.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5EAF9

Deuteranopia (green-blind)

#CDD8F9

Tritanopia (blue-blind)

#00FCF5

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #66f4f8;
/* rgb */ color: rgb(102, 244, 248);
/* oklch */ color: oklch(89.2% 0.122 197.8);

Tailwind

colors: {
  custom: {
    50: '#a0f8fa',
    500: '#66f4f8',
    950: '#000000',
  },
}

SCSS

$custom: #66f4f8;
$custom-light: #a0f8fa;
$custom-dark: #000000;

JSON

{
  "hex": "#66f4f8",
  "rgb": {
    "r": 102,
    "g": 244,
    "b": 248
  },
  "hsl": {
    "h": 181.644,
    "s": 91.25,
    "l": 68.627
  },
  "oklch": {
    "l": 0.89184,
    "c": 0.12168,
    "h": 197.8
  },
  "luminance": 0.74303
}

Semantic roles & 50–950 ramp

primary

#66F4F8

secondary

#D23531

accent

#0600E6

background

#FDFFFF

surface

#F7FFFF

border

#D0D7D7

text

#101717

muted

#818585

Preview Lab

Preview with #66F4F8

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

Preview Lab → · Contrast checker → · Palette generator →