Royal Blue (588BDD) — 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 #588BDD

RGB rgb(88, 139, 221)

HSL hsl(217°, 66%, 61%)

CMYK C:60% M:37% Y:0% K:13%

Luminance 0.2614

WCAG Accessibility

On white 3.41:1

Aa — #588BDD

Secondary text

✗ AA ✗ AAA ✓ AA Large

On black 6.15:1

Aa — #588BDD

Secondary text

✓ AA ✗ AAA ✓ AA Large

50 100 200 300 400 500 600 700 800 900 950

All harmonies

Complementary

#588BDD #DDAB5A

Analogous

#5ACEDD #588BDD #695ADD

Triadic

#588BDD #DD5A8C #8CDD5A

Split-comp.

#588BDD #DD695A #CEDD5A

Tetradic

#588BDD #DD5ACE #DDAB5A #5ADD69

Monochromatic

#182F54 #2E5BA3 #648FD3 #8CABDE #C7D7EF

Suggested palettes for this hue.

Pastel Spring View all →

Vibrant Summer View all →

Purple Mystery View all →