Color

#683db8

#683db8
hex#683db8
rgbrgb(104, 61, 184)
hslhsl(261, 50%, 48%)
oklchoklch(0.48 0.184 294.5)
Closest name: Blurple (#5539cc)Relative luminance 0.0974

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8db83d

#3d50b8 · #a53db8

#b8683d · #3db868

Split-complementary

Open in tool →

#b8a53d · #50b83d

#b83d50 · #8db83d · #3db8a5

Contrast

#683db8 as textRatioAAAA largeAAAFix
Aaon white
7.12:1passpasspassPasses AAA — no fix needed.
Aaon black
2.95:1failfailfail
  • AA: use #8762cb as the text (4.64:1)
  • AAA: use #a488d7 as the text (7.08:1)
  • AA: or shift the background to #cfcfcf (4.57:1)
  • AAA: or shift the background to #ffffff (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #683db8 as the background.

Brands using this color

Fonts for this mood

#683db8 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #683db8
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #683db8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/683db8-af9cc4-dfcb4e-2a1f2d-e9eaf1?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