Color

#30495a

#30495a
hex#30495a
rgbrgb(48, 73, 90)
hslhsl(204, 30%, 27%)
oklchoklch(0.392 0.042 239)
Closest name: Bluedgeons (#324c64)Relative luminance 0.0613

Colors that go with #30495a

Teal, Sienna and 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 →

#5a4130

#305a55 · #30345a

#5a3049 · #495a30

Split-complementary

Open in tool →

#5a3034 · #5a5530

#55305a · #5a4130 · #345a30

Contrast

#30495a as textRatioAAAA largeAAAFix
Aaon white
9.43:1passpasspassPasses AAA — no fix needed.
Aaon black
2.23:1failfailfail
  • AA: use #507a95 as the text (4.56:1)
  • AAA: use #749ab4 as the text (7.02:1)
  • AA: or shift the background to #b5b5b5 (4.6:1)
  • AAA: or shift the background to #dedede (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #30495a as the background.

Brands using this color

Fonts for this mood

#30495a reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #30495a
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 #30495a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/30495a-9cafc4-df4e5a-1f222d-e9f1f0?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