Color

#380031

#380031
hex#380031
rgbrgb(56, 0, 49)
hslhsl(308, 100%, 11%)
oklchoklch(0.234 0.104 334.4)
Closest name: Dark Sanctuary (#3f012c)Relative luminance 0.0106

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#003807

#240038 · #380015

#313800 · #003138

Split-complementary

Open in tool →

#153800 · #003824

#382400 · #003807 · #001538

Contrast

#380031 as textRatioAAAA largeAAAFix
Aaon white
17.32:1passpasspassPasses AAA — no fix needed.
Aaon black
1.21:1failfailfail
  • AA: use #d600ba as the text (4.57:1)
  • AAA: use #ff3de5 as the text (7.05:1)
  • AA: or shift the background to #828282 (4.51:1)
  • AAA: or shift the background to #a6a6a6 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #380031 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

#380031 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #380031
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #380031 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/380031-c19fb8-87cb62-2d1f25-eee9f1?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