Color

#58b3bb

#58b3bb
hex#58b3bb
rgbrgb(88, 179, 187)
hslhsl(185, 42%, 54%)
oklchoklch(0.714 0.087 203.1)
Closest name: Blue Bobbin (#52b4ca)Relative luminance 0.379

Colors that go with #58b3bb

Charcoal, Dark Olive Green and Goldenrod 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 →

#bb6158

#58bb92 · #5881bb

#bb58b3 · #b3bb58

Split-complementary

Open in tool →

#bb5881 · #bb9258

#9258bb · #bb6158 · #81bb58

Contrast

#58b3bb as textRatioAAAA largeAAAFix
Aaon white
2.45:1failfailfail
  • AA: use #377f86 as the text (4.62:1)
  • AAA: use #296065 as the text (7.11:1)
  • AA: or shift the background to #3b3b3b (4.58:1)
  • AAA: or shift the background to #1a1a1a (7.11:1)
Aaon black
8.58:1passpasspassPasses 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 #58b3bb 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

#58b3bb reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #58b3bb
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 #58b3bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/58b3bb-a2b8be-df4e88-1f262d-e9f1ee?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