Color

#259aa2

#259aa2
hex#259aa2
rgbrgb(37, 154, 162)
hslhsl(184, 63%, 39%)
oklchoklch(0.628 0.098 202)
Closest name: Baltic (#279d9f)Relative luminance 0.2611

Colors that go with #259aa2

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 #259aa2

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a22d25

#25a26c · #255ba2

#a2259a · #9aa225

Split-complementary

Open in tool →

#a2255b · #a26c25

#6c25a2 · #a22d25 · #5ba225

Contrast

#259aa2 as textRatioAAAA largeAAAFix
Aaon white
3.37:1failpassfail
  • AA: use #1f8289 as the text (4.55:1)
  • AAA: use #175f64 as the text (7.35:1)
  • AA: or shift the background to #242424 (4.6:1)
Aaon black
6.22:1passpassfail
  • AAA: use #28a6af as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #259aa2 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

#259aa2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #259aa2
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 #259aa2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/259aa2-a2b9be-df4e8a-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