Color

#a137d2

#a137d2
hex#a137d2
rgbrgb(161, 55, 210)
hslhsl(281, 63%, 52%)
oklchoklch(0.56 0.23 312.5)
Closest name: darkorchid (#9932cc)Relative luminance 0.1496

Colors that go with #a137d2

Olive Drab, Sea Green and Charcoal 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 →

#68d237

#5437d2 · #d237b5

#d2a137 · #37d2a1

Split-complementary

Open in tool →

#b5d237 · #37d254

#d25437 · #68d237 · #37b5d2

Contrast

#a137d2 as textRatioAAAA largeAAAFix
Aaon white
5.26:1passpassfail
Aaon black
3.99:1failpassfail
  • AA: use #a948d5 as the text (4.57:1)
  • AAA: use #c07ae1 as the text (7.11:1)
  • AA: or shift the background to #f0f0f0 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a137d2 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

#a137d2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a137d2
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 #a137d2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a137d2-ba9fc1-b6cb62-2d1f2c-ebe9f1?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