#66DECF#66DECF

#66DECF is a very light, moderate teal. Relative luminance 0.596; OKLCH L 82.8% C 0.110 H 184.4°. Best body text is #000000 at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#66DECF
RGB	rgb(102, 222, 207)
HSL	hsl(173, 65%, 64%)
HSV	hsv(173, 54%, 87%)
CMYK	cmyk(54.1%, 0%, 6.8%, 12.9%)
CIE-LAB	lab(81.60, -37.29, -2.89)
CIE-LCH	lch(81.60, 37.40, 184.43°)
OKLab	oklab(82.77% -0.1101 -0.0084)
OKLCH	oklch(82.77% 0.11 184.4)
XYZ	xyz(42.8584, 59.5682, 68.2586)
Luminance	0.5957 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DECF #DE6675

analogous

#66DE93 #66DECF #66B1DE

triadic

#66DECF #CF66DE #DECF66

tetradic

#66DECF #9366DE #DE6675 #B1DE66

square

#66DECF #9366DE #DE6675 #B1DE66

split-complementary

#66DECF #DE66B1 #DE9366

monochromatic

#24A696 #34D3BF #66DECF #98E9DF #CBF4EF

Accessibility & contrast

On white

1.63

#66DECF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.91

#66DECF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DECF

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DECF	#FFFFFF	#000000	##000000
##66DECF	1.00	1.63	12.91	12.91
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.91	21.00	1.00	1.00
##000000	12.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4D3CF

Deuteranopia (green-blind)

#C1C5D1

Tritanopia (blue-blind)

#00E2D9

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #66decf;
/* rgb */ color: rgb(102, 222, 207);
/* oklch */ color: oklch(82.8% 0.110 184.4);

Tailwind

colors: {
  custom: {
    50: '#9ce9dd',
    500: '#66decf',
    950: '#000000',
  },
}

SCSS

$custom: #66decf;
$custom-light: #9ce9dd;
$custom-dark: #000000;

JSON

{
  "hex": "#66decf",
  "rgb": {
    "r": 102,
    "g": 222,
    "b": 207
  },
  "hsl": {
    "h": 172.5,
    "s": 64.516,
    "l": 63.529
  },
  "oklch": {
    "l": 0.82769,
    "c": 0.11045,
    "h": 184.4
  },
  "luminance": 0.59572
}

Semantic roles & 50–950 ramp

primary

#66DECF

secondary

#A9404D

accent

#1930CC

background

#FCFEFE

surface

#F5FDFC

border

#CFD5D5

text

#0F1615

muted

#808484

Preview Lab

Preview with #66DECF

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

Preview Lab → · Contrast checker → · Palette generator →