#669CAD#669CAD

#669CAD is a light, moderate cyan. Relative luminance 0.296; OKLCH L 66.1% C 0.062 H 219.7°. Best body text is #000000 at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#669CAD
RGB	rgb(102, 156, 173)
HSL	hsl(194, 30%, 54%)
HSV	hsv(194, 41%, 68%)
CMYK	cmyk(41%, 9.8%, 0%, 32.2%)
CIE-LAB	lab(61.32, -13.32, -14.47)
CIE-LCH	lch(61.32, 19.67, 227.37°)
OKLab	oklab(66.13% -0.0479 -0.0398)
OKLCH	oklch(66.13% 0.062 219.7)
XYZ	xyz(24.9081, 29.6172, 43.9312)
Luminance	0.2962 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669CAD #AD7766

analogous

#66AD9B #669CAD #6679AD

triadic

#669CAD #AD669C #9CAD66

tetradic

#669CAD #9B66AD #AD7766 #79AD66

square

#669CAD #9B66AD #AD7766 #79AD66

split-complementary

#669CAD #AD6679 #AD9B66

monochromatic

#355863 #4B7C8B #669CAD #8EB6C2 #B6D0D8

Accessibility & contrast

On white

3.03

#669CAD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.92

#669CAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669CAD

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669CAD	#FFFFFF	#000000	##000000
##669CAD	1.00	3.03	6.92	6.92
#FFFFFF	3.03	1.00	21.00	21.00
#000000	6.92	21.00	1.00	1.00
##000000	6.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9199AE

Deuteranopia (green-blind)

#8690AD

Tritanopia (blue-blind)

#49A2A1

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #669cad;
/* rgb */ color: rgb(102, 156, 173);
/* oklch */ color: oklch(66.1% 0.062 219.7);

Tailwind

colors: {
  custom: {
    50: '#95b9c5',
    500: '#669cad',
    950: '#000000',
  },
}

SCSS

$custom: #669cad;
$custom-light: #95b9c5;
$custom-dark: #000000;

JSON

{
  "hex": "#669cad",
  "rgb": {
    "r": 102,
    "g": 156,
    "b": 173
  },
  "hsl": {
    "h": 194.366,
    "s": 30.213,
    "l": 53.922
  },
  "oklch": {
    "l": 0.66134,
    "c": 0.06225,
    "h": 219.7
  },
  "luminance": 0.29619
}

Semantic roles & 50–950 ramp

primary

#669CAD

secondary

#C7B0A8

accent

#7A61C6

background

#F9FBFC

surface

#F2F6F8

border

#CCD0D1

text

#0D1112

muted

#7E8081

Preview Lab

Preview with #669CAD

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

Preview Lab → · Contrast checker → · Palette generator →