#669FC7#669FC7

#669FC7 is a light, moderate cyan. Relative luminance 0.317; OKLCH L 67.9% C 0.084 H 240.2°. Best body text is #000000 at 7.35:1 contrast (WCAG AA passes).

Color values

HEX	#669FC7
RGB	rgb(102, 159, 199)
HSL	hsl(205, 46%, 59%)
HSV	hsv(205, 49%, 78%)
CMYK	cmyk(48.7%, 20.1%, 0%, 22%)
CIE-LAB	lab(63.13, -7.66, -26.31)
CIE-LCH	lch(63.13, 27.40, 253.77°)
OKLab	oklab(67.88% -0.0418 -0.0732)
OKLCH	oklch(67.88% 0.084 240.2)
XYZ	xyz(28.1828, 31.7425, 58.6635)
Luminance	0.3175 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669FC7 #C78E66

analogous

#66C7BE #669FC7 #666FC7

triadic

#669FC7 #C7669F #9FC766

tetradic

#669FC7 #BE66C7 #C78E66 #6FC766

square

#669FC7 #BE66C7 #C78E66 #6FC766

split-complementary

#669FC7 #C7666F #C7BE66

monochromatic

#306183 #4082B0 #669FC7 #93BBD7 #C0D7E8

Accessibility & contrast

On white

2.86

#669FC7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.35

#669FC7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669FC7

7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669FC7	#FFFFFF	#000000	##000000
##669FC7	1.00	2.86	7.35	7.35
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.35	21.00	1.00	1.00
##000000	7.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D9FC9

Deuteranopia (green-blind)

#8094C6

Tritanopia (blue-blind)

#37A9AC

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #669fc7;
/* rgb */ color: rgb(102, 159, 199);
/* oklch */ color: oklch(67.9% 0.084 240.2);

Tailwind

colors: {
  custom: {
    50: '#97bbd8',
    500: '#669fc7',
    950: '#000000',
  },
}

SCSS

$custom: #669fc7;
$custom-light: #97bbd8;
$custom-dark: #000000;

JSON

{
  "hex": "#669fc7",
  "rgb": {
    "r": 102,
    "g": 159,
    "b": 199
  },
  "hsl": {
    "h": 204.742,
    "s": 46.411,
    "l": 59.02
  },
  "oklch": {
    "l": 0.67879,
    "c": 0.08431,
    "h": 240.2
  },
  "luminance": 0.31745
}

Semantic roles & 50–950 ramp

primary

#669FC7

secondary

#D7C1B1

accent

#8852D6

background

#F9FBFD

surface

#F2F6FA

border

#CCD0D3

text

#0E1114

muted

#7E8083

Preview Lab

Preview with #669FC7

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

Preview Lab → · Contrast checker → · Palette generator →