#66EFF2#66EFF2

#66EFF2 is a very light, moderate teal. Relative luminance 0.710; OKLCH L 87.8% C 0.119 H 197.2°. Best body text is #000000 at 15.19:1 contrast (WCAG AA passes).

Color values

HEX	#66EFF2
RGB	rgb(102, 239, 242)
HSL	hsl(181, 84%, 67%)
HSV	hsv(181, 58%, 95%)
CMYK	cmyk(57.9%, 1.2%, 0%, 5.1%)
CIE-LAB	lab(87.47, -36.08, -12.67)
CIE-LCH	lch(87.47, 38.24, 199.35°)
OKLab	oklab(87.84% -0.1132 -0.0351)
OKLCH	oklch(87.84% 0.119 197.2)
XYZ	xyz(52.3661, 70.9632, 94.9247)
Luminance	0.7097 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EFF2 #F26966

analogous

#66F2AF #66EFF2 #66A9F2

triadic

#66EFF2 #F266EF #EFF266

tetradic

#66EFF2 #AF66F2 #F26966 #A9F266

square

#66EFF2 #AF66F2 #F26966 #A9F266

split-complementary

#66EFF2 #F266A9 #F2AF66

monochromatic

#11C8CC #2EE9ED #66EFF2 #9EF5F7 #D7FBFC

Accessibility & contrast

On white

1.38

#66EFF2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.19

#66EFF2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EFF2

15.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EFF2	#FFFFFF	#000000	##000000
##66EFF2	1.00	1.38	15.19	15.19
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.19	21.00	1.00	1.00
##000000	15.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0E5F2

Deuteranopia (green-blind)

#CAD4F3

Tritanopia (blue-blind)

#00F6EF

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #66eff2;
/* rgb */ color: rgb(102, 239, 242);
/* oklch */ color: oklch(87.8% 0.119 197.2);

Tailwind

colors: {
  custom: {
    50: '#9ff4f6',
    500: '#66eff2',
    950: '#000000',
  },
}

SCSS

$custom: #66eff2;
$custom-light: #9ff4f6;
$custom-dark: #000000;

JSON

{
  "hex": "#66eff2",
  "rgb": {
    "r": 102,
    "g": 239,
    "b": 242
  },
  "hsl": {
    "h": 181.286,
    "s": 84.337,
    "l": 67.451
  },
  "oklch": {
    "l": 0.87837,
    "c": 0.11854,
    "h": 197.2
  },
  "luminance": 0.70969
}

Semantic roles & 50–950 ramp

primary

#66EFF2

secondary

#C93734

accent

#0905E1

background

#FDFFFF

surface

#F7FEFE

border

#D0D6D6

text

#101717

muted

#818585

Preview Lab

Preview with #66EFF2

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

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