Color

#5773db

#5773db
hex#5773db
rgbrgb(87, 115, 219)
hslhsl(227, 65%, 60%)
oklchoklch(0.587 0.161 269.6)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.194

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#dbbf57

#57b6db · #7c57db

#db5773 · #73db57

Split-complementary

Open in tool →

#db7c57 · #b6db57

#db57b6 · #dbbf57 · #57db7c

Contrast

#5773db as textRatioAAAA largeAAAFix
Aaon white
4.3:1failpassfail
  • AA: use #4e6cda as the text (4.69:1)
  • AAA: use #2a4cc6 as the text (7.12:1)
  • AA: or shift the background to #0d0d0d (4.52:1)
Aaon black
4.88:1passpassfail
  • AAA: use #7d93e3 as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5773db as the background.

Brands using this color

Fonts for this mood

#5773db reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5773db
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #5773db and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5773db-9ca0c4-df7a4e-221f2d-e9eff1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md