Color

#35308d

#35308d
hex#35308d
rgbrgb(53, 48, 141)
hslhsl(243, 49%, 37%)
oklchoklch(0.376 0.149 278.9)
Closest name: Bluebell (#333399)Relative luminance 0.0479

Colors that go with #35308d

Charcoal, Steel Blue and 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 →

#888d30

#305a8d · #63308d

#8d3530 · #308d35

Split-complementary

Open in tool →

#8d6330 · #5a8d30

#8d305a · #888d30 · #308d63

Contrast

#35308d as textRatioAAAA largeAAAFix
Aaon white
10.72:1passpasspassPasses AAA — no fix needed.
Aaon black
1.96:1failfailfail
  • AA: use #706bcc as the text (4.66:1)
  • AAA: use #918dd8 as the text (7.01:1)
  • AA: or shift the background to #a8a8a8 (4.51:1)
  • AAA: or shift the background to #d1d1d1 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #35308d 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

#35308d reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #35308d
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 #35308d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/35308d-a39cc4-dfa04e-261f2d-e9edf1?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