Color

#423d76

#423d76
hex#423d76
rgbrgb(66, 61, 118)
hslhsl(245, 32%, 35%)
oklchoklch(0.394 0.094 285.2)
Closest name: Evening Magic (#363e7d)Relative luminance 0.058

Colors that go with #423d76

Steel Blue, Crimson and Denim 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 →

#71763d

#3d5476 · #5e3d76

#76413d · #3d7641

Split-complementary

Open in tool →

#765e3d · #54763d

#763d54 · #71763d · #3d765e

Contrast

#423d76 as textRatioAAAA largeAAAFix
Aaon white
9.72:1passpasspassPasses AAA — no fix needed.
Aaon black
2.16:1failfailfail
  • AA: use #746eb4 as the text (4.63:1)
  • AAA: use #9490c6 as the text (7.06:1)
  • AA: or shift the background to #b3b3b3 (4.64:1)
  • AAA: or shift the background to #dbdbdb (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 #423d76 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #423d76
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 #423d76 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/423d76-a49cc4-dfa54e-261f2d-e9ecf1?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