Royal Blue (668BEB) — Shades, Harmonies, Palettes, CSS Code

"Royal Blue"

Blue · Winter

🧠 Psychology

Color of trust and stability. Evokes professionalism, security and serenity.

✨ Uses

Finance, banking, enterprise, software, social networks.

Tip

Royal Blue pairs ideally with #1C1B18 (dark text) and a neutral background for a modern, readable result.

Values

HEX #668BEB

RGB rgb(102, 139, 235)

HSL hsl(223°, 77%, 66%)

CMYK C:57% M:41% Y:0% K:8%

Luminance 0.2769

WCAG Accessibility

On white 3.25:1

Aa — #668BEB

Secondary text

✗ AA ✗ AAA ✓ AA Large

On black 6.46:1

Aa — #668BEB

Secondary text

✓ AA ✗ AAA ✓ AA Large

50 100 200 300 400 500 600 700 800 900 950

All harmonies

Complementary

#668BEB #EBC566

Analogous

#66CEEB #668BEB #8266EB

Triadic

#668BEB #EB668B #8BEB66

Split-comp.

#668BEB #EB8266 #CEEB66

Tetradic

#668BEB #EB66CE #EBC566 #66EB82

Monochromatic

#162F6F #2753C4 #6E8FE2 #99B0EB #D9E1F7

Suggested palettes for this hue.

Deep Ocean View all →

Electric Vibes View all →

Sahara View all →