#669CA8#669CA8

#669CA8 is a light, muted cyan. Relative luminance 0.294; OKLCH L 65.9% C 0.060 H 213.2°. Best body text is #000000 at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#669CA8
RGB	rgb(102, 156, 168)
HSL	hsl(191, 28%, 53%)
HSV	hsv(191, 39%, 66%)
CMYK	cmyk(39.3%, 7.1%, 0%, 34.1%)
CIE-LAB	lab(61.16, -14.65, -11.90)
CIE-LCH	lch(61.16, 18.88, 219.08°)
OKLab	oklab(65.95% -0.0499 -0.0327)
OKLCH	oklch(65.95% 0.06 213.2)
XYZ	xyz(24.4333, 29.4273, 41.4307)
Luminance	0.2943 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669CA8 #A87266

analogous

#66A893 #669CA8 #667BA8

triadic

#669CA8 #A8669C #9CA866

tetradic

#669CA8 #9366A8 #A87266 #7BA866

square

#669CA8 #9366A8 #A87266 #7BA866

split-complementary

#669CA8 #A8667B #A89366

monochromatic

#36575E #4C7B85 #669CA8 #8DB5BE #B4CED4

Accessibility & contrast

On white

3.05

#669CA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.89

#669CA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669CA8

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669CA8	#FFFFFF	#000000	##000000
##669CA8	1.00	3.05	6.89	6.89
#FFFFFF	3.05	1.00	21.00	21.00
#000000	6.89	21.00	1.00	1.00
##000000	6.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9398A9

Deuteranopia (green-blind)

#8890A8

Tritanopia (blue-blind)

#4BA1A0

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #669ca8;
/* rgb */ color: rgb(102, 156, 168);
/* oklch */ color: oklch(65.9% 0.060 213.2);

Tailwind

colors: {
  custom: {
    50: '#95b9c1',
    500: '#669ca8',
    950: '#000000',
  },
}

SCSS

$custom: #669ca8;
$custom-light: #95b9c1;
$custom-dark: #000000;

JSON

{
  "hex": "#669ca8",
  "rgb": {
    "r": 102,
    "g": 156,
    "b": 168
  },
  "hsl": {
    "h": 190.909,
    "s": 27.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.65947,
    "c": 0.05963,
    "h": 213.2
  },
  "luminance": 0.29429
}

Semantic roles & 50–950 ramp

primary

#669CA8

secondary

#C3ACA7

accent

#7564C4

background

#F9FBFB

surface

#F2F6F7

border

#CCD0D0

text

#0D1112

muted

#7E8081

Preview Lab

Preview with #669CA8

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

Preview Lab → · Contrast checker → · Palette generator →