Color

#31310d

#31310d
hex#31310d
rgbrgb(49, 49, 13)
hslhsl(60, 58%, 12%)
oklchoklch(0.304 0.054 109.2)
Closest name: Wasabi Nori (#333300)Relative luminance 0.0288

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0d0d30

#301f0d · #1f300d

#0d3030 · #300d30

Split-complementary

Open in tool →

#0d1f30 · #1f0d30

#0d301f · #0d0d30 · #300d1f

Contrast

#31310d as textRatioAAAA largeAAAFix
Aaon white
13.33:1passpasspassPasses AAA — no fix needed.
Aaon black
1.58:1failfailfail
  • AA: use #797920 as the text (4.57:1)
  • AAA: use #9d9d2a as the text (7.29:1)
  • AA: or shift the background to #969696 (4.51:1)
  • AAA: or shift the background to #bdbdbd (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #31310d 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

#31310d reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #31310d
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 #31310d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/31310d-bbbea2-4e94df-272d1f-f1ede9?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