Color

#381000

#381000
hex#381000
rgbrgb(56, 16, 0)
hslhsl(17, 100%, 11%)
oklchoklch(0.237 0.07 43.3)
Closest name: Black Chocolate (#441100)Relative luminance 0.0121

Tints & shades

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

Harmonies

Complementary

Open in tool →

#002838

#38000c · #382c00

#003810 · #100038

Split-complementary

Open in tool →

#00382c · #000c38

#0c3800 · #002838 · #2c0038

Contrast

#381000 as textRatioAAAA largeAAAFix
Aaon white
16.9:1passpasspassPasses AAA — no fix needed.
Aaon black
1.24:1failfailfail
  • AA: use #d63d00 as the text (4.53:1)
  • AAA: use #ff6224 as the text (7.02:1)
  • AA: or shift the background to #858585 (4.58:1)
  • AAA: or shift the background to #a8a8a8 (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 #381000 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

#381000 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #381000
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 #381000 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/381000-c4ac9c-62cbb6-2d291f-f1e9eb?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