#66F3F7#66F3F7

#66F3F7 is a very light, vivid teal. Relative luminance 0.736; OKLCH L 88.9% C 0.121 H 197.8°. Best body text is #000000 at 15.73:1 contrast (WCAG AA passes).

Color values

HEX	#66F3F7
RGB	rgb(102, 243, 247)
HSL	hsl(182, 90%, 68%)
HSV	hsv(182, 59%, 97%)
CMYK	cmyk(58.7%, 1.6%, 0%, 3.1%)
CIE-LAB	lab(88.75, -36.60, -13.37)
CIE-LCH	lch(88.75, 38.96, 200.06°)
OKLab	oklab(88.92% -0.1153 -0.037)
OKLCH	oklch(88.92% 0.121 197.8)
XYZ	xyz(54.3114, 73.6357, 99.3285)
Luminance	0.7364 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F3F7 #F76A66

analogous

#66F7B2 #66F3F7 #66AAF7

triadic

#66F3F7 #F766F3 #F3F766

tetradic

#66F3F7 #B266F7 #F76A66 #AAF766

square

#66F3F7 #B266F7 #F76A66 #AAF766

split-complementary

#66F3F7 #F766AA #F7B266

monochromatic

#0BD2D7 #2CEEF4 #66F3F7 #A0F8FA #DAFCFD

Accessibility & contrast

On white

1.34

#66F3F7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.73

#66F3F7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F3F7

15.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F3F7	#FFFFFF	#000000	##000000
##66F3F7	1.00	1.34	15.73	15.73
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.73	21.00	1.00	1.00
##000000	15.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4E9F8

Deuteranopia (green-blind)

#CDD8F8

Tritanopia (blue-blind)

#00FBF4

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #66f3f7;
/* rgb */ color: rgb(102, 243, 247);
/* oklch */ color: oklch(88.9% 0.121 197.8);

Tailwind

colors: {
  custom: {
    50: '#a0f7f9',
    500: '#66f3f7',
    950: '#000000',
  },
}

SCSS

$custom: #66f3f7;
$custom-light: #a0f7f9;
$custom-dark: #000000;

JSON

{
  "hex": "#66f3f7",
  "rgb": {
    "r": 102,
    "g": 243,
    "b": 247
  },
  "hsl": {
    "h": 181.655,
    "s": 90.062,
    "l": 68.431
  },
  "oklch": {
    "l": 0.88921,
    "c": 0.12106,
    "h": 197.8
  },
  "luminance": 0.73641
}

Semantic roles & 50–950 ramp

primary

#66F3F7

secondary

#D03531

accent

#0600E6

background

#FDFFFF

surface

#F7FFFF

border

#D0D7D7

text

#101717

muted

#818585

Preview Lab

Preview with #66F3F7

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

Preview Lab → · Contrast checker → · Palette generator →