Color

#380b0b

#380b0b
hex#380b0b
rgbrgb(56, 11, 11)
hslhsl(0, 67%, 13%)
oklchoklch(0.231 0.071 24.6)
Closest name: English Breakfast (#441111)Relative luminance 0.011

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0b3737

#370b21 · #37210b

#0b370b · #0b0b37

Split-complementary

Open in tool →

#0b3721 · #0b2137

#21370b · #0b3737 · #210b37

Contrast

#380b0b as textRatioAAAA largeAAAFix
Aaon white
17.2:1passpasspassPasses AAA — no fix needed.
Aaon black
1.22:1failfailfail
  • AA: use #d83b3b as the text (4.61:1)
  • AAA: use #e47777 as the text (7.2:1)
  • AA: or shift the background to #858585 (4.66:1)
  • AAA: or shift the background to #a6a6a6 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #380b0b 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

#380b0b reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #380b0b
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 #380b0b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/380b0b-c4a19c-62cb98-2d251f-f1e9ed?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