#66DDD2#66DDD2

#66DDD2 is a very light, moderate teal. Relative luminance 0.592; OKLCH L 82.6% C 0.109 H 187.1°. Best body text is #000000 at 12.84:1 contrast (WCAG AA passes).

Color values

HEX	#66DDD2
RGB	rgb(102, 221, 210)
HSL	hsl(174, 64%, 63%)
HSV	hsv(174, 54%, 87%)
CMYK	cmyk(53.8%, 0%, 5%, 13.3%)
CIE-LAB	lab(81.39, -36.07, -4.79)
CIE-LCH	lch(81.39, 36.39, 187.57°)
OKLab	oklab(82.63% -0.1078 -0.0135)
OKLCH	oklch(82.63% 0.109 187.1)
XYZ	xyz(42.9638, 59.1867, 70.1203)
Luminance	0.5919 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DDD2 #DD6671

analogous

#66DD96 #66DDD2 #66ACDD

triadic

#66DDD2 #D266DD #DDD266

tetradic

#66DDD2 #9666DD #DD6671 #ACDD66

square

#66DDD2 #9666DD #DD6671 #ACDD66

split-complementary

#66DDD2 #DD66AC #DD9666

monochromatic

#24A498 #34D2C3 #66DDD2 #98E8E1 #CAF3EF

Accessibility & contrast

On white

1.64

#66DDD2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.84

#66DDD2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DDD2

12.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DDD2	#FFFFFF	#000000	##000000
##66DDD2	1.00	1.64	12.84	12.84
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.84	21.00	1.00	1.00
##000000	12.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3D2D2

Deuteranopia (green-blind)

#C0C4D3

Tritanopia (blue-blind)

#00E2D9

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #66ddd2;
/* rgb */ color: rgb(102, 221, 210);
/* oklch */ color: oklch(82.6% 0.109 187.1);

Tailwind

colors: {
  custom: {
    50: '#9ce8df',
    500: '#66ddd2',
    950: '#000000',
  },
}

SCSS

$custom: #66ddd2;
$custom-light: #9ce8df;
$custom-dark: #000000;

JSON

{
  "hex": "#66ddd2",
  "rgb": {
    "r": 102,
    "g": 221,
    "b": 210
  },
  "hsl": {
    "h": 174.454,
    "s": 63.636,
    "l": 63.333
  },
  "oklch": {
    "l": 0.82627,
    "c": 0.10861,
    "h": 187.1
  },
  "luminance": 0.59191
}

Semantic roles & 50–950 ramp

primary

#66DDD2

secondary

#A7404A

accent

#1A2ACB

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0F1615

muted

#808484

Preview Lab

Preview with #66DDD2

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

Preview Lab → · Contrast checker → · Palette generator →