Color

#30504b

#30504b
hex#30504b
rgbrgb(48, 80, 75)
hslhsl(171, 25%, 25%)
oklchoklch(0.405 0.039 183.4)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0687

Colors that go with #30504b

Teal, 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#503035

#30503b · #304550

#4b3050 · #504b30

Split-complementary

Open in tool →

#503045 · #503b30

#3b3050 · #503035 · #455030

Contrast

#30504b as textRatioAAAA largeAAAFix
Aaon white
8.84:1passpasspassPasses AAA — no fix needed.
Aaon black
2.37:1failfailfail
  • AA: use #4d8078 as the text (4.67:1)
  • AAA: use #63a198 as the text (7.08:1)
  • AA: or shift the background to #bababa (4.56:1)
  • AAA: or shift the background to #e6e6e6 (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 #30504b 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

#30504b reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #30504b
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 #30504b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/30504b-a2bebd-d459a7-1f292d-e9f1ec?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