Color

#27867b

#27867b
hex#27867b
rgbrgb(39, 134, 123)
hslhsl(173, 55%, 34%)
oklchoklch(0.563 0.088 183.9)
Closest name: Emerald Whispers (#2b8478)Relative luminance 0.1891

Colors that go with #27867b

Charcoal, Medium Violet 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#862732

#27864c · #276286

#7b2786 · #867b27

Split-complementary

Open in tool →

#862762 · #864c27

#4c2786 · #862732 · #628627

Contrast

#27867b as textRatioAAAA largeAAAFix
Aaon white
4.39:1failpassfail
  • AA: use #268278 as the text (4.62:1)
  • AAA: use #1d635b as the text (7.03:1)
  • AA: or shift the background to #0a0a0a (4.51:1)
Aaon black
4.78:1passpassfail
  • AAA: use #30a698 as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #27867b as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #27867b
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 #27867b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/27867b-a2bebe-d459a3-1f292d-e9f1ec?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