#669DD2#669DD2

#669DD2 is a light, moderate cyan. Relative luminance 0.316; OKLCH L 67.9% C 0.098 H 248.6°. Best body text is #000000 at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#669DD2
RGB	rgb(102, 157, 210)
HSL	hsl(209, 55%, 61%)
HSV	hsv(209, 51%, 82%)
CMYK	cmyk(51.4%, 25.2%, 0%, 17.6%)
CIE-LAB	lab(63.00, -3.28, -32.64)
CIE-LCH	lch(63.00, 32.80, 264.26°)
OKLab	oklab(67.92% -0.0358 -0.0913)
OKLCH	oklch(67.92% 0.098 248.6)
XYZ	xyz(29.1652, 31.5896, 65.5208)
Luminance	0.3159 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669DD2 #D29B66

analogous

#66D2D1 #669DD2 #6667D2

triadic

#669DD2 #D2669D #9DD266

tetradic

#669DD2 #D166D2 #D29B66 #67D266

square

#669DD2 #D166D2 #D29B66 #67D266

split-complementary

#669DD2 #D26667 #D2D166

monochromatic

#2B6093 #397FC2 #669DD2 #95BBE0 #C5DAEE

Accessibility & contrast

On white

2.87

#669DD2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.32

#669DD2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669DD2

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669DD2	#FFFFFF	#000000	##000000
##669DD2	1.00	2.87	7.32	7.32
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.32	21.00	1.00	1.00
##000000	7.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#879ED4

Deuteranopia (green-blind)

#7994D1

Tritanopia (blue-blind)

#2DA9AF

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #669dd2;
/* rgb */ color: rgb(102, 157, 210);
/* oklch */ color: oklch(67.9% 0.098 248.6);

Tailwind

colors: {
  custom: {
    50: '#98b9e0',
    500: '#669dd2',
    950: '#000000',
  },
}

SCSS

$custom: #669dd2;
$custom-light: #98b9e0;
$custom-dark: #000000;

JSON

{
  "hex": "#669dd2",
  "rgb": {
    "r": 102,
    "g": 157,
    "b": 210
  },
  "hsl": {
    "h": 209.444,
    "s": 54.545,
    "l": 61.176
  },
  "oklch": {
    "l": 0.67924,
    "c": 0.09809,
    "h": 248.6
  },
  "luminance": 0.31592
}

Semantic roles & 50–950 ramp

primary

#669DD2

secondary

#DECAB6

accent

#7123C2

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0E1115

muted

#7E8083

Preview Lab

Preview with #669DD2

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

Preview Lab → · Contrast checker → · Palette generator →