#66C8CF#66C8CF

#66C8CF is a light, moderate teal. Relative luminance 0.486; OKLCH L 77.6% C 0.093 H 201.6°. Best body text is #000000 at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#66C8CF
RGB	rgb(102, 200, 207)
HSL	hsl(184, 52%, 61%)
HSV	hsv(184, 51%, 81%)
CMYK	cmyk(50.7%, 3.4%, 0%, 18.8%)
CIE-LAB	lab(75.22, -26.84, -12.35)
CIE-LCH	lch(75.22, 29.54, 204.71°)
OKLab	oklab(77.62% -0.0861 -0.0341)
OKLCH	oklch(77.62% 0.093 201.6)
XYZ	xyz(37.3917, 48.6350, 66.4364)
Luminance	0.4864 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66C8CF #CF6D66

analogous

#66CFA1 #66C8CF #6693CF

triadic

#66C8CF #CF66C8 #C8CF66

tetradic

#66C8CF #A166CF #CF6D66 #93CF66

square

#66C8CF #A166CF #CF6D66 #93CF66

split-complementary

#66C8CF #CF6693 #CFA166

monochromatic

#2D888E #3BB4BD #66C8CF #95D9DE #C3E9EC

Accessibility & contrast

On white

1.96

#66C8CF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.73

#66C8CF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66C8CF

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66C8CF	#FFFFFF	#000000	##000000
##66C8CF	1.00	1.96	10.73	10.73
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.73	21.00	1.00	1.00
##000000	10.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCC1D0

Deuteranopia (green-blind)

#AAB4D0

Tritanopia (blue-blind)

#1BCECA

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #66c8cf;
/* rgb */ color: rgb(102, 200, 207);
/* oklch */ color: oklch(77.6% 0.093 201.6);

Tailwind

colors: {
  custom: {
    50: '#9ad9dd',
    500: '#66c8cf',
    950: '#000000',
  },
}

SCSS

$custom: #66c8cf;
$custom-light: #9ad9dd;
$custom-dark: #000000;

JSON

{
  "hex": "#66c8cf",
  "rgb": {
    "r": 102,
    "g": 200,
    "b": 207
  },
  "hsl": {
    "h": 184,
    "s": 52.239,
    "l": 60.588
  },
  "oklch": {
    "l": 0.77621,
    "c": 0.09258,
    "h": 201.6
  },
  "luminance": 0.48638
}

Semantic roles & 50–950 ramp

primary

#66C8CF

secondary

#DCB7B4

accent

#3026C0

background

#F9FDFD

surface

#F2FAFB

border

#CCD3D4

text

#0F1415

muted

#7E8383

Preview Lab

Preview with #66C8CF

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

Preview Lab → · Contrast checker → · Palette generator →