Color

#58b7df

#58b7df
hex#58b7df
rgbrgb(88, 183, 223)
hslhsl(198, 68%, 61%)
oklchoklch(0.738 0.106 228.4)
Closest name: Blue Martini (#52b4d3)Relative luminance 0.4127

Colors that go with #58b7df

Charcoal, Dark Salmon 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 →

#df8058

#58dfc4 · #5873df

#df58b7 · #b7df58

Split-complementary

Open in tool →

#df5873 · #dfc458

#c458df · #df8058 · #73df58

Contrast

#58b7df as textRatioAAAA largeAAAFix
Aaon white
2.27:1failfailfail
  • AA: use #207fa7 as the text (4.51:1)
  • AAA: use #185e7c as the text (7.16:1)
  • AA: or shift the background to #404040 (4.57:1)
  • AAA: or shift the background to #212121 (7.1:1)
Aaon black
9.25:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #58b7df 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

#58b7df reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #58b7df
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 #58b7df and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/58b7df-9cb3c4-df4e69-1f232d-e9f1f0?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