#66F4F5#66F4F5

#66F4F5 is a very light, vivid teal. Relative luminance 0.741; OKLCH L 89.1% C 0.122 H 195.8°. Best body text is #000000 at 15.82:1 contrast (WCAG AA passes).

Color values

HEX	#66F4F5
RGB	rgb(102, 244, 245)
HSL	hsl(180, 88%, 68%)
HSV	hsv(180, 58%, 96%)
CMYK	cmyk(58.4%, 0.4%, 0%, 3.9%)
CIE-LAB	lab(88.98, -37.59, -11.98)
CIE-LCH	lch(88.98, 39.45, 197.68°)
OKLab	oklab(89.09% -0.1171 -0.0332)
OKLCH	oklch(89.09% 0.122 195.8)
XYZ	xyz(54.3045, 74.1131, 97.8119)
Luminance	0.7412 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F4F5 #F56766

analogous

#66F5AF #66F4F5 #66ACF5

triadic

#66F4F5 #F566F4 #F4F566

tetradic

#66F4F5 #AF66F5 #F56766 #ACF566

square

#66F4F5 #AF66F5 #F56766 #ACF566

split-complementary

#66F4F5 #F566AC #F5AF66

monochromatic

#0ED1D3 #2DF0F1 #66F4F5 #9FF8F9 #D9FCFD

Accessibility & contrast

On white

1.33

#66F4F5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.82

#66F4F5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F4F5

15.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F4F5	#FFFFFF	#000000	##000000
##66F4F5	1.00	1.33	15.82	15.82
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.82	21.00	1.00	1.00
##000000	15.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5E9F5

Deuteranopia (green-blind)

#CED8F6

Tritanopia (blue-blind)

#00FBF4

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #66f4f5;
/* rgb */ color: rgb(102, 244, 245);
/* oklch */ color: oklch(89.1% 0.122 195.8);

Tailwind

colors: {
  custom: {
    50: '#a0f8f8',
    500: '#66f4f5',
    950: '#000000',
  },
}

SCSS

$custom: #66f4f5;
$custom-light: #a0f8f8;
$custom-dark: #000000;

JSON

{
  "hex": "#66f4f5",
  "rgb": {
    "r": 102,
    "g": 244,
    "b": 245
  },
  "hsl": {
    "h": 180.42,
    "s": 87.73,
    "l": 68.039
  },
  "oklch": {
    "l": 0.89085,
    "c": 0.12171,
    "h": 195.8
  },
  "luminance": 0.74119
}

Semantic roles & 50–950 ramp

primary

#66F4F5

secondary

#CE3231

accent

#0301E4

background

#FDFFFF

surface

#F7FFFE

border

#D0D7D6

text

#101717

muted

#818585

Preview Lab

Preview with #66F4F5

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

Preview Lab → · Contrast checker → · Palette generator →