Color

#310d08

#310d08
hex#310d08
rgbrgb(49, 13, 8)
hslhsl(7, 72%, 11%)
oklchoklch(0.219 0.06 30.6)
Closest name: Italian Roast (#221111)Relative luminance 0.0096

Tints & shades

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

Harmonies

Complementary

Open in tool →

#082c30

#300817 · #302108

#08300d · #0d0830

Split-complementary

Open in tool →

#083021 · #081730

#173008 · #082c30 · #210830

Contrast

#310d08 as textRatioAAAA largeAAAFix
Aaon white
17.62:1passpasspassPasses AAA — no fix needed.
Aaon black
1.19:1failfailfail
  • AA: use #db3924 as the text (4.62:1)
  • AAA: use #e67465 as the text (7.05:1)
  • AA: or shift the background to #828282 (4.59:1)
  • AAA: or shift the background to #a6a6a6 (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #310d08 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

#310d08 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #310d08
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 #310d08 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/310d08-c4a59c-62cba4-2d271f-f1e9ec?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