Color

#279fa5

#279fa5
hex#279fa5
rgbrgb(39, 159, 165)
hslhsl(183, 62%, 40%)
oklchoklch(0.643 0.1 200.1)
Closest name: Baltic (#279d9f)Relative luminance 0.2794

Colors that go with #279fa5

Charcoal, Red and Copper 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 #279fa5

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a52d27

#27a56c · #2760a5

#a5279f · #9fa527

Split-complementary

Open in tool →

#a52760 · #a56c27

#6c27a5 · #a52d27 · #60a527

Contrast

#279fa5 as textRatioAAAA largeAAAFix
Aaon white
3.19:1failpassfail
  • AA: use #208388 as the text (4.5:1)
  • AAA: use #175f63 as the text (7.36:1)
  • AA: or shift the background to #292929 (4.56:1)
Aaon black
6.59:1passpassfail
  • AAA: use #29a7ae as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #279fa5 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

#279fa5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #279fa5
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 #279fa5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/279fa5-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