Color

#676cd5

#676cd5
hex#676cd5
rgbrgb(103, 108, 213)
hslhsl(237, 57%, 62%)
oklchoklch(0.579 0.158 278.2)
Closest name: slateblue (#6a5acd)Relative luminance 0.1841

Colors that go with #676cd5

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 →

#d5d067

#67a4d5 · #9967d5

#d5676c · #6cd567

Split-complementary

Open in tool →

#d59967 · #a4d567

#d567a4 · #d5d067 · #67d599

Contrast

#676cd5 as textRatioAAAA largeAAAFix
Aaon white
4.48:1failpassfail
  • AA: use #6369d4 as the text (4.66:1)
  • AAA: use #3f46ca as the text (7.14:1)
  • AA: or shift the background to #050505 (4.54:1)
Aaon black
4.68:1passpassfail
  • AAA: use #8b8fdf as the text (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #676cd5 as the background.

Brands using this color

Fonts for this mood

#676cd5 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #676cd5
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 #676cd5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/676cd5-9f9cc4-df924e-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