Color

#5b83d2

#5b83d2
hex#5b83d2
rgbrgb(91, 131, 210)
hslhsl(220, 57%, 59%)
oklchoklch(0.617 0.128 262.9)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2311

Colors that go with #5b83d2

Charcoal, Copper and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d2aa5b

#5bbed2 · #6f5bd2

#d25b83 · #83d25b

Split-complementary

Open in tool →

#d26f5b · #bed25b

#d25bbe · #d2aa5b · #5bd26f

Contrast

#5b83d2 as textRatioAAAA largeAAAFix
Aaon white
3.74:1failpassfail
  • AA: use #4773cd as the text (4.56:1)
  • AAA: use #2d55a4 as the text (7.13:1)
  • AA: or shift the background to #1c1c1c (4.56:1)
Aaon black
5.62:1passpassfail
  • AAA: use #7395d9 as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5b83d2 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#5b83d2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5b83d2
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

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

analyze #5b83d2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5b83d2-9ca5c4-df694e-211f2d-e9f0f1?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