#66EFE6#66EFE6

#66EFE6 is a very light, moderate teal. Relative luminance 0.703; OKLCH L 87.4% C 0.120 H 189.2°. Best body text is #000000 at 15.05:1 contrast (WCAG AA passes).

Color values

HEX	#66EFE6
RGB	rgb(102, 239, 230)
HSL	hsl(176, 81%, 67%)
HSV	hsv(176, 57%, 94%)
CMYK	cmyk(57.3%, 0%, 3.8%, 6.3%)
CIE-LAB	lab(87.13, -39.22, -6.88)
CIE-LCH	lch(87.13, 39.82, 189.96°)
OKLab	oklab(87.45% -0.1182 -0.0192)
OKLCH	oklch(87.45% 0.12 189.2)
XYZ	xyz(50.6227, 70.2658, 85.7424)
Luminance	0.7027 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EFE6 #EF666F

analogous

#66EFA1 #66EFE6 #66B4EF

triadic

#66EFE6 #E666EF #EFE666

tetradic

#66EFE6 #A166EF #EF666F #B4EF66

square

#66EFE6 #A166EF #EF666F #B4EF66

split-complementary

#66EFE6 #EF66B4 #EFA166

monochromatic

#15C6BA #2FE9DD #66EFE6 #9DF5EF #D5FBF8

Accessibility & contrast

On white

1.39

#66EFE6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.05

#66EFE6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EFE6

15.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EFE6	#FFFFFF	#000000	##000000
##66EFE6	1.00	1.39	15.05	15.05
#FFFFFF	1.39	1.00	21.00	21.00
#000000	15.05	21.00	1.00	1.00
##000000	15.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3E4E6

Deuteranopia (green-blind)

#CDD4E7

Tritanopia (blue-blind)

#00F5EC

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #66efe6;
/* rgb */ color: rgb(102, 239, 230);
/* oklch */ color: oklch(87.4% 0.120 189.2);

Tailwind

colors: {
  custom: {
    50: '#9ef5ed',
    500: '#66efe6',
    950: '#000000',
  },
}

SCSS

$custom: #66efe6;
$custom-light: #9ef5ed;
$custom-dark: #000000;

JSON

{
  "hex": "#66efe6",
  "rgb": {
    "r": 102,
    "g": 239,
    "b": 230
  },
  "hsl": {
    "h": 176.058,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.87449,
    "c": 0.11977,
    "h": 189.2
  },
  "luminance": 0.70271
}

Semantic roles & 50–950 ramp

primary

#66EFE6

secondary

#C3363F

accent

#0816DD

background

#FCFFFE

surface

#F6FEFD

border

#D0D6D5

text

#101716

muted

#808584

Preview Lab

Preview with #66EFE6

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

Preview Lab → · Contrast checker → · Palette generator →