Color

#676bd5

#676bd5
hex#676bd5
rgbrgb(103, 107, 213)
hslhsl(238, 57%, 62%)
oklchoklch(0.578 0.159 278.5)
Closest name: slateblue (#6a5acd)Relative luminance 0.182

Colors that go with #676bd5

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 →

#d5d267

#67a2d5 · #9a67d5

#d5676b · #6bd567

Split-complementary

Open in tool →

#d59a67 · #a2d567

#d567a2 · #d5d267 · #67d59a

Contrast

#676bd5 as textRatioAAAA largeAAAFix
Aaon white
4.53:1passpassfail
  • AAA: use #3f43ca as the text (7.32:1)
Aaon black
4.64:1passpassfail
  • AAA: use #8b8edf as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #676bd5 as the background.

Brands using this color

Fonts for this mood

#676bd5 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #676bd5
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 #676bd5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/676bd5-9f9cc4-df944e-251f2d-e9edf1?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