Color

#059ba3

#059ba3
hex#059ba3
rgbrgb(5, 155, 163)
hslhsl(183, 94%, 33%)
oklchoklch(0.628 0.106 201.3)
Closest name: Baltic (#279d9f)Relative luminance 0.2612

Colors that go with #059ba3

Charcoal, Red and Cobalt Blue 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.

Real palettes that use #059ba3

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a30d05

#05a35c · #054ca3

#a3059b · #9ba305

Split-complementary

Open in tool →

#a3054c · #a35c05

#5c05a3 · #a30d05 · #4ca305

Contrast

#059ba3 as textRatioAAAA largeAAAFix
Aaon white
3.37:1failpassfail
  • AA: use #047f86 as the text (4.79:1)
  • AAA: use #036368 as the text (7.03:1)
  • AA: or shift the background to #242424 (4.6:1)
Aaon black
6.22:1passpassfail
  • AAA: use #06a9b2 as the text (7.33:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #059ba3 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

#059ba3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #059ba3
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 #059ba3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/059ba3-a2b9be-d4598e-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