Color

#2b535e

#2b535e
hex#2b535e
rgbrgb(43, 83, 94)
hslhsl(193, 37%, 27%)
oklchoklch(0.418 0.049 217.7)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0751

Colors that go with #2b535e

Steel Blue, Teal and Sienna 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 →

#5e362b

#2b5e50 · #2b3a5e

#5e2b53 · #535e2b

Split-complementary

Open in tool →

#5e2b3a · #5e502b

#502b5e · #5e362b · #3a5e2b

Contrast

#2b535e as textRatioAAAA largeAAAFix
Aaon white
8.39:1passpasspassPasses AAA — no fix needed.
Aaon black
2.5:1failfailfail
  • AA: use #427e8f as the text (4.61:1)
  • AAA: use #5ba0b3 as the text (7.12:1)
  • AA: or shift the background to #bfbfbf (4.56:1)
  • AAA: or shift the background to #ebebeb (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b535e 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

#2b535e reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b535e
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 #2b535e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b535e-a2b5be-df4e75-1f242d-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