#669DC2#669DC2

#669DC2 is a light, moderate cyan. Relative luminance 0.308; OKLCH L 67.2% C 0.080 H 239.0°. Best body text is #000000 at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#669DC2
RGB	rgb(102, 157, 194)
HSL	hsl(204, 43%, 58%)
HSV	hsv(204, 47%, 76%)
CMYK	cmyk(47.4%, 19.1%, 0%, 23.9%)
CIE-LAB	lab(62.37, -8.00, -24.69)
CIE-LCH	lch(62.37, 25.96, 252.04°)
OKLab	oklab(67.21% -0.0412 -0.0686)
OKLCH	oklch(67.21% 0.08 239)
XYZ	xyz(27.2706, 30.8318, 55.5426)
Luminance	0.3083 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669DC2 #C28B66

analogous

#66C2B9 #669DC2 #666FC2

triadic

#669DC2 #C2669D #9DC266

tetradic

#669DC2 #B966C2 #C28B66 #6FC266

square

#669DC2 #B966C2 #C28B66 #6FC266

split-complementary

#669DC2 #C2666F #C2B966

monochromatic

#315E7C #437FA8 #669DC2 #92B9D3 #BED5E5

Accessibility & contrast

On white

2.93

#669DC2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.17

#669DC2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669DC2

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669DC2	#FFFFFF	#000000	##000000
##669DC2	1.00	2.93	7.17	7.17
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.17	21.00	1.00	1.00
##000000	7.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D9CC4

Deuteranopia (green-blind)

#8092C1

Tritanopia (blue-blind)

#3CA6A9

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #669dc2;
/* rgb */ color: rgb(102, 157, 194);
/* oklch */ color: oklch(67.2% 0.080 239.0);

Tailwind

colors: {
  custom: {
    50: '#96b9d4',
    500: '#669dc2',
    950: '#000000',
  },
}

SCSS

$custom: #669dc2;
$custom-light: #96b9d4;
$custom-dark: #000000;

JSON

{
  "hex": "#669dc2",
  "rgb": {
    "r": 102,
    "g": 157,
    "b": 194
  },
  "hsl": {
    "h": 204.13,
    "s": 42.991,
    "l": 58.039
  },
  "oklch": {
    "l": 0.67211,
    "c": 0.08,
    "h": 239
  },
  "luminance": 0.30834
}

Semantic roles & 50–950 ramp

primary

#669DC2

secondary

#D4BEB0

accent

#8855D3

background

#F9FBFD

surface

#F2F6FA

border

#CCD0D3

text

#0E1114

muted

#7E8083

Preview Lab

Preview with #669DC2

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

Preview Lab → · Contrast checker → · Palette generator →