#66EFE7#66EFE7

#66EFE7 is a very light, moderate teal. Relative luminance 0.703; OKLCH L 87.5% C 0.120 H 189.9°. Best body text is #000000 at 15.07:1 contrast (WCAG AA passes).

Color values

HEX	#66EFE7
RGB	rgb(102, 239, 231)
HSL	hsl(176, 81%, 67%)
HSV	hsv(176, 57%, 94%)
CMYK	cmyk(57.3%, 0%, 3.3%, 6.3%)
CIE-LAB	lab(87.15, -38.96, -7.37)
CIE-LCH	lch(87.15, 39.65, 190.71°)
OKLab	oklab(87.48% -0.1178 -0.0206)
OKLCH	oklch(87.48% 0.12 189.9)
XYZ	xyz(50.7635, 70.3222, 86.4841)
Luminance	0.7033 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EFE7 #EF666E

analogous

#66EFA2 #66EFE7 #66B3EF

triadic

#66EFE7 #E766EF #EFE766

tetradic

#66EFE7 #A266EF #EF666E #B3EF66

square

#66EFE7 #A266EF #EF666E #B3EF66

split-complementary

#66EFE7 #EF66B3 #EFA266

monochromatic

#15C6BC #2FE9DE #66EFE7 #9DF5F0 #D5FBF8

Accessibility & contrast

On white

1.39

#66EFE7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.07

#66EFE7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EFE7

15.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EFE7	#FFFFFF	#000000	##000000
##66EFE7	1.00	1.39	15.07	15.07
#FFFFFF	1.39	1.00	21.00	21.00
#000000	15.07	21.00	1.00	1.00
##000000	15.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3E4E7

Deuteranopia (green-blind)

#CDD4E8

Tritanopia (blue-blind)

#00F5EC

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #66efe7;
/* rgb */ color: rgb(102, 239, 231);
/* oklch */ color: oklch(87.5% 0.120 189.9);

Tailwind

colors: {
  custom: {
    50: '#9ef5ee',
    500: '#66efe7',
    950: '#000000',
  },
}

SCSS

$custom: #66efe7;
$custom-light: #9ef5ee;
$custom-dark: #000000;

JSON

{
  "hex": "#66efe7",
  "rgb": {
    "r": 102,
    "g": 239,
    "b": 231
  },
  "hsl": {
    "h": 176.496,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.8748,
    "c": 0.11957,
    "h": 189.9
  },
  "luminance": 0.70327
}

Semantic roles & 50–950 ramp

primary

#66EFE7

secondary

#C3363E

accent

#0815DD

background

#FDFFFF

surface

#F7FEFE

border

#D0D6D6

text

#101716

muted

#818585

Preview Lab

Preview with #66EFE7

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

Preview Lab → · Contrast checker → · Palette generator →