Color

#4358ad

#4358ad
hex#4358ad
rgbrgb(67, 88, 173)
hslhsl(228, 44%, 47%)
oklchoklch(0.489 0.137 270.2)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1119

Colors that go with #4358ad

Charcoal, Sea Green and Amber 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 →

#ad9743

#438dad · #6343ad

#ad4358 · #58ad43

Split-complementary

Open in tool →

#ad6343 · #8dad43

#ad438d · #ad9743 · #43ad63

Contrast

#4358ad as textRatioAAAA largeAAAFix
Aaon white
6.49:1passpassfail
  • AAA: use #3f53a2 as the text (7.07:1)
Aaon black
3.24:1failpassfail
  • AA: use #5d71c0 as the text (4.59:1)
  • AAA: use #8695d0 as the text (7.22:1)
  • AA: or shift the background to #d9d9d9 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4358ad 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

#4358ad reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4358ad
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 #4358ad and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4358ad-9c9fc4-df7c4e-231f2d-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