Color

#30535a

#30535a
hex#30535a
rgbrgb(48, 83, 90)
hslhsl(190, 30%, 27%)
oklchoklch(0.419 0.042 211.8)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0755

Colors that go with #30535a

Steel Blue, Teal and Sienna 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 →

#5a3730

#305a4c · #303e5a

#5a3053 · #535a30

Split-complementary

Open in tool →

#5a303e · #5a4c30

#4c305a · #5a3730 · #3e5a30

Contrast

#30535a as textRatioAAAA largeAAAFix
Aaon white
8.36:1passpasspassPasses AAA — no fix needed.
Aaon black
2.51:1failfailfail
  • AA: use #497d88 as the text (4.57:1)
  • AAA: use #639fab as the text (7.08:1)
  • AA: or shift the background to #bfbfbf (4.55:1)
  • AAA: or shift the background to #ebebeb (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #30535a 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

#30535a reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #30535a
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 #30535a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/30535a-a2b6be-df4e7c-1f252d-e9f1ef?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