Color

#310d02

#310d02
hex#310d02
rgbrgb(49, 13, 2)
hslhsl(14, 92%, 10%)
oklchoklch(0.218 0.063 40)
Closest name: Italian Roast (#221111)Relative luminance 0.0095

Tints & shades

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

Harmonies

Complementary

Open in tool →

#022631

#31020f · #312402

#02310d · #0d0231

Split-complementary

Open in tool →

#023124 · #020f31

#0f3102 · #022631 · #240231

Contrast

#310d02 as textRatioAAAA largeAAAFix
Aaon white
17.66:1passpasspassPasses AAA — no fix needed.
Aaon black
1.19:1failfailfail
  • AA: use #dc3a09 as the text (4.65:1)
  • AAA: use #f76b40 as the text (7.13:1)
  • AA: or shift the background to #828282 (4.6:1)
  • AAA: or shift the background to #a3a3a3 (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #310d02 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

#310d02 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #310d02
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 #310d02 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/310d02-c4aa9c-62cbb1-2d291f-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