Color

#30417e

#30417e
hex#30417e
rgbrgb(48, 65, 126)
hslhsl(227, 45%, 34%)
oklchoklch(0.395 0.105 269.4)
Closest name: Evening Magic (#363e7d)Relative luminance 0.0592

Colors that go with #30417e

Steel Blue, Blue and Crimson 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 →

#7e6d30

#30687e · #46307e

#7e3041 · #417e30

Split-complementary

Open in tool →

#7e4630 · #687e30

#7e3068 · #7e6d30 · #307e46

Contrast

#30417e as textRatioAAAA largeAAAFix
Aaon white
9.62:1passpasspassPasses AAA — no fix needed.
Aaon black
2.18:1failfailfail
  • AA: use #5c72c1 as the text (4.63:1)
  • AAA: use #8595d1 as the text (7.22:1)
  • AA: or shift the background to #b3b3b3 (4.59:1)
  • AAA: or shift the background to #dedede (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #30417e 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

#30417e reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #30417e
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 #30417e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/30417e-9ca0c4-df7a4e-221f2d-e9eff1?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