Color

#26515a

#26515a
hex#26515a
rgbrgb(38, 81, 90)
hslhsl(190, 41%, 25%)
oklchoklch(0.408 0.05 213.1)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0704

Colors that go with #26515a

Steel Blue, Teal and Rust 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 →

#5a2e26

#265a48 · #26375a

#5a2651 · #515a26

Split-complementary

Open in tool →

#5a2637 · #5a4826

#48265a · #5a2e26 · #375a26

Contrast

#26515a as textRatioAAAA largeAAAFix
Aaon white
8.72:1passpasspassPasses AAA — no fix needed.
Aaon black
2.41:1failfailfail
  • AA: use #3b7f8c as the text (4.6:1)
  • AAA: use #4ba2b4 as the text (7.13:1)
  • AA: or shift the background to #bdbdbd (4.64:1)
  • AAA: or shift the background to #e8e8e8 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #26515a as the background.

Brands using this color

Fonts for this mood

#26515a reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #26515a
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 #26515a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/26515a-a2b6be-df4e7c-1f252d-e9f1ef?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