#669DC7#669DC7

#669DC7 is a light, moderate cyan. Relative luminance 0.311; OKLCH L 67.4% C 0.085 H 242.5°. Best body text is #000000 at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#669DC7
RGB	rgb(102, 157, 199)
HSL	hsl(206, 46%, 59%)
HSV	hsv(206, 49%, 78%)
CMYK	cmyk(48.7%, 21.1%, 0%, 22%)
CIE-LAB	lab(62.56, -6.55, -27.19)
CIE-LCH	lch(62.56, 27.97, 256.46°)
OKLab	oklab(67.43% -0.0395 -0.0757)
OKLCH	oklch(67.43% 0.085 242.5)
XYZ	xyz(27.8416, 31.0602, 58.5498)
Luminance	0.3106 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669DC7 #C79066

analogous

#66C7C0 #669DC7 #666DC7

triadic

#669DC7 #C7669D #9DC766

tetradic

#669DC7 #C066C7 #C79066 #6DC766

square

#669DC7 #C066C7 #C79066 #6DC766

split-complementary

#669DC7 #C7666D #C7C066

monochromatic

#305F83 #407FB0 #669DC7 #93BAD7 #C0D6E8

Accessibility & contrast

On white

2.91

#669DC7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.21

#669DC7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669DC7

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669DC7	#FFFFFF	#000000	##000000
##669DC7	1.00	2.91	7.21	7.21
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.21	21.00	1.00	1.00
##000000	7.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B9DC9

Deuteranopia (green-blind)

#7E93C6

Tritanopia (blue-blind)

#37A7AB

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #669dc7;
/* rgb */ color: rgb(102, 157, 199);
/* oklch */ color: oklch(67.4% 0.085 242.5);

Tailwind

colors: {
  custom: {
    50: '#97b9d8',
    500: '#669dc7',
    950: '#000000',
  },
}

SCSS

$custom: #669dc7;
$custom-light: #97b9d8;
$custom-dark: #000000;

JSON

{
  "hex": "#669dc7",
  "rgb": {
    "r": 102,
    "g": 157,
    "b": 199
  },
  "hsl": {
    "h": 205.979,
    "s": 46.411,
    "l": 59.02
  },
  "oklch": {
    "l": 0.67428,
    "c": 0.08537,
    "h": 242.5
  },
  "luminance": 0.31062
}

Semantic roles & 50–950 ramp

primary

#669DC7

secondary

#D7C2B1

accent

#8B52D6

background

#F9FBFD

surface

#F2F6FA

border

#CCD0D3

text

#0E1114

muted

#7E8083

Preview Lab

Preview with #669DC7

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

Preview Lab → · Contrast checker → · Palette generator →