Color

#351a4c

#351a4c
hex#351a4c
rgbrgb(53, 26, 76)
hslhsl(272, 49%, 20%)
oklchoklch(0.283 0.091 306.3)
Closest name: Fabric of Space (#341758)Relative luminance 0.0202

Colors that go with #351a4c

Charcoal, Dark Olive Green and Sea Green 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 →

#314c1a

#1c1a4c · #4c1a4a

#4c351a · #1a4c35

Split-complementary

Open in tool →

#4a4c1a · #1a4c1c

#4c1c1a · #314c1a · #1a4a4c

Contrast

#351a4c as textRatioAAAA largeAAAFix
Aaon white
14.96:1passpasspassPasses AAA — no fix needed.
Aaon black
1.4:1failfailfail
  • AA: use #955cc7 as the text (4.63:1)
  • AAA: use #b085d5 as the text (7.16:1)
  • AA: or shift the background to #8f8f8f (4.63:1)
  • AAA: or shift the background to #b3b3b3 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #351a4c 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

#351a4c reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #351a4c
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 #351a4c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/351a4c-b69cc4-c5cb62-2d1f2d-eae9f1?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