Color

#210684

#210684
hex#210684
rgbrgb(33, 6, 132)
hslhsl(253, 91%, 27%)
oklchoklch(0.299 0.18 275.9)
Closest name: Dramatic Blue (#240093)Relative luminance 0.0212

Tints & shades

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

Harmonies

Complementary

Open in tool →

#688406

#062a84 · #600684

#842106 · #068421

Split-complementary

Open in tool →

#846006 · #2a8406

#84062a · #688406 · #068460

Contrast

#210684 as textRatioAAAA largeAAAFix
Aaon white
14.75:1passpasspassPasses AAA — no fix needed.
Aaon black
1.42:1failfailfail
  • AA: use #7c59f7 as the text (4.63:1)
  • AAA: use #9e85f9 as the text (7.18:1)
  • AA: or shift the background to #8f8f8f (4.56:1)
  • AAA: or shift the background to #b3b3b3 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #210684 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

#210684 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #210684
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 #210684 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/210684-a99cc4-dfb84e-281f2d-e9ebf1?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