Color

#383154

#383154
hex#383154
rgbrgb(56, 49, 84)
hslhsl(252, 26%, 26%)
oklchoklch(0.337 0.061 292)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.0368

Colors that go with #383154

Dark Olive Green, Sea Green and Steel 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 →

#4d5431

#313b54 · #493154

#543831 · #315438

Split-complementary

Open in tool →

#544931 · #3b5431

#54313b · #4d5431 · #315449

Contrast

#383154 as textRatioAAAA largeAAAFix
Aaon white
12.1:1passpasspassPasses AAA — no fix needed.
Aaon black
1.74:1failfailfail
  • AA: use #7a6eaa as the text (4.64:1)
  • AAA: use #9b92bf as the text (7.26:1)
  • AA: or shift the background to #9e9e9e (4.52:1)
  • AAA: or shift the background to #c7c7c7 (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 #383154 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

#383154 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #383154
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 #383154 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/383154-a99cc4-dfb64e-281f2d-e9ecf1?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