Color

#313c10

#313c10
hex#313c10
rgbrgb(49, 60, 16)
hslhsl(75, 58%, 15%)
oklchoklch(0.336 0.067 122.1)
Closest name: Dark Olive (#373e02)Relative luminance 0.0392

Colors that go with #313c10

Royal Blue, Sea Green and Steel Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1b103c

#3c3110 · #1b3c10

#10313c · #3c1031

Split-complementary

Open in tool →

#101b3c · #31103c

#103c31 · #1b103c · #3c101b

Contrast

#313c10 as textRatioAAAA largeAAAFix
Aaon white
11.77:1passpasspassPasses AAA — no fix needed.
Aaon black
1.78:1failfailfail
  • AA: use #667d21 as the text (4.52:1)
  • AAA: use #84a12b as the text (7.11:1)
  • AA: or shift the background to #a1a1a1 (4.55:1)
  • AAA: or shift the background to #c9c9c9 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #313c10 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

#313c10 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #313c10
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #313c10 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/313c10-b4bea2-4e70df-242d1f-f1efe9?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