Color

#313f33

#313f33
hex#313f33
rgbrgb(49, 63, 51)
hslhsl(129, 13%, 22%)
oklchoklch(0.351 0.028 148.9)
Closest name: Everglade (#264334)Relative luminance 0.0445

Colors that go with #313f33

Amber, Blue and Blush Pink 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.

Real palettes that use #313f33

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3f313d

#363f31 · #313f3a

#33313f · #3f3331

Split-complementary

Open in tool →

#3a313f · #3f3136

#31363f · #3f313d · #3f3a31

Contrast

#313f33 as textRatioAAAA largeAAAFix
Aaon white
11.11:1passpasspassPasses AAA — no fix needed.
Aaon black
1.89:1failfailfail
  • AA: use #5f7c64 as the text (4.55:1)
  • AAA: use #809d85 as the text (7.08:1)
  • AA: or shift the background to #a6a6a6 (4.57:1)
  • AAA: or shift the background to #cfcfcf (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 #313f33 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#313f33 reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #313f33
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 #313f33 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/313f33-a2bea9-ae4edf-1f2d27-ecf1e9?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