Color

#2d3a76

#2d3a76
hex#2d3a76
rgbrgb(45, 58, 118)
hslhsl(229, 45%, 32%)
oklchoklch(0.371 0.103 271.4)
Closest name: Evening Magic (#363e7d)Relative luminance 0.0489

Colors that go with #2d3a76

Steel Blue, Blue and Crimson 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 →

#76692d

#2d5f76 · #442d76

#762d3a · #3a762d

Split-complementary

Open in tool →

#76442d · #5f762d

#762d5f · #76692d · #2d7644

Contrast

#2d3a76 as textRatioAAAA largeAAAFix
Aaon white
10.61:1passpasspassPasses AAA — no fix needed.
Aaon black
1.98:1failfailfail
  • AA: use #6072c3 as the text (4.69:1)
  • AAA: use #8593d1 as the text (7.09:1)
  • AA: or shift the background to #ababab (4.62:1)
  • AAA: or shift the background to #d4d4d4 (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 #2d3a76 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

#2d3a76 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d3a76
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 #2d3a76 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d3a76-9c9fc4-df7e4e-231f2d-e9eef1?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