#669CA9#669CA9

#669CA9 is a light, moderate cyan. Relative luminance 0.295; OKLCH L 66.0% C 0.060 H 214.6°. Best body text is #000000 at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#669CA9
RGB	rgb(102, 156, 169)
HSL	hsl(192, 28%, 53%)
HSV	hsv(192, 40%, 66%)
CMYK	cmyk(39.6%, 7.7%, 0%, 33.7%)
CIE-LAB	lab(61.19, -14.39, -12.41)
CIE-LCH	lch(61.19, 19.00, 220.79°)
OKLab	oklab(65.98% -0.0495 -0.0341)
OKLCH	oklch(65.98% 0.06 214.6)
XYZ	xyz(24.5269, 29.4647, 41.9233)
Luminance	0.2947 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669CA9 #A97366

analogous

#66A994 #669CA9 #667AA9

triadic

#669CA9 #A9669C #9CA966

tetradic

#669CA9 #9466A9 #A97366 #7AA966

square

#669CA9 #9466A9 #A97366 #7AA966

split-complementary

#669CA9 #A9667A #A99466

monochromatic

#35575F #4B7B86 #669CA9 #8DB5BF #B4CFD5

Accessibility & contrast

On white

3.05

#669CA9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.89

#669CA9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669CA9

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669CA9	#FFFFFF	#000000	##000000
##669CA9	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)

#9298AA

Deuteranopia (green-blind)

#8890A9

Tritanopia (blue-blind)

#4BA1A0

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #669ca9;
/* rgb */ color: rgb(102, 156, 169);
/* oklch */ color: oklch(66.0% 0.060 214.6);

Tailwind

colors: {
  custom: {
    50: '#95b9c2',
    500: '#669ca9',
    950: '#000000',
  },
}

SCSS

$custom: #669ca9;
$custom-light: #95b9c2;
$custom-dark: #000000;

JSON

{
  "hex": "#669ca9",
  "rgb": {
    "r": 102,
    "g": 156,
    "b": 169
  },
  "hsl": {
    "h": 191.642,
    "s": 28.033,
    "l": 53.137
  },
  "oklch": {
    "l": 0.65984,
    "c": 0.06009,
    "h": 214.6
  },
  "luminance": 0.29466
}

Semantic roles & 50–950 ramp

primary

#669CA9

secondary

#C4ADA7

accent

#7663C4

background

#F9FBFB

surface

#F2F6F7

border

#CCD0D0

text

#0D1112

muted

#7E8081

Preview Lab

Preview with #669CA9

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

Preview Lab → · Contrast checker → · Palette generator →