Color

#310202

#310202
hex#310202
rgbrgb(49, 2, 2)
hslhsl(0, 92%, 10%)
oklchoklch(0.201 0.077 27.8)
Closest name: Italian Roast (#221111)Relative luminance 0.007

Tints & shades

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

Harmonies

Complementary

Open in tool →

#023131

#31021a · #311a02

#023102 · #020231

Split-complementary

Open in tool →

#02311a · #021a31

#1a3102 · #023131 · #1a0231

Contrast

#310202 as textRatioAAAA largeAAAFix
Aaon white
18.42:1passpasspassPasses AAA — no fix needed.
Aaon black
1.14:1failfailfail
  • AA: use #eb0a0a as the text (4.58:1)
  • AAA: use #f96767 as the text (7.16:1)
  • AA: or shift the background to #808080 (4.66:1)
  • AAA: or shift the background to #a1a1a1 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #310202 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

#310202 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #310202
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 #310202 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/310202-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