Color

#615ea6

#615ea6
hex#615ea6
rgbrgb(97, 94, 166)
hslhsl(242, 29%, 51%)
oklchoklch(0.518 0.112 283.7)
Closest name: Bellflower (#5d66aa)Relative luminance 0.133

Colors that go with #615ea6

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.

Real palettes that use #615ea6

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#a4a65e

#5e80a6 · #845ea6

#a6605e · #5ea660

Split-complementary

Open in tool →

#a6845e · #80a65e

#a65e80 · #a4a65e · #5ea684

Contrast

#615ea6 as textRatioAAAA largeAAAFix
Aaon white
5.74:1passpassfail
  • AAA: use #545194 as the text (7.04:1)
Aaon black
3.66:1failpassfail
  • AA: use #706eaf as the text (4.54:1)
  • AAA: use #9492c3 as the text (7.16:1)
  • AA: or shift the background to #e6e6e6 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #615ea6 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 #615ea6
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 #615ea6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/615ea6-a29cc4-df9e4e-261f2d-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