Color

#6b157e

#6b157e
hex#6b157e
rgbrgb(107, 21, 126)
hslhsl(289, 71%, 29%)
oklchoklch(0.395 0.171 319.3)
Closest name: Extraviolet (#661188)Relative luminance 0.0517

Colors that go with #6b157e

Forest Green, Charcoal and Tomato 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 →

#297e15

#37157e · #7e155d

#7e6b15 · #157e6b

Split-complementary

Open in tool →

#5d7e15 · #157e37

#7e3715 · #297e15 · #155d7e

Contrast

#6b157e as textRatioAAAA largeAAAFix
Aaon white
10.33:1passpasspassPasses AAA — no fix needed.
Aaon black
2.03:1failfailfail
  • AA: use #bc2edc as the text (4.56:1)
  • AAA: use #d16fe7 as the text (7.14:1)
  • AA: or shift the background to #adadad (4.6:1)
  • AAA: or shift the background to #d6d6d6 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6b157e 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

#6b157e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6b157e
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 #6b157e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6b157e-be9fc1-a8cb62-2d1f2a-ece9f1?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