Color

#210bad

#210bad
hex#210bad
rgbrgb(33, 11, 173)
hslhsl(248, 88%, 36%)
oklchoklch(0.356 0.223 271.1)
Closest name: Dark Galaxy (#0018a8)Relative luminance 0.0358

Tints & shades

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

Harmonies

Complementary

Open in tool →

#97ad0b

#0b46ad · #710bad

#ad210b · #0bad21

Split-complementary

Open in tool →

#ad710b · #46ad0b

#ad0b46 · #97ad0b · #0bad71

Contrast

#210bad as textRatioAAAA largeAAAFix
Aaon white
12.24:1passpasspassPasses AAA — no fix needed.
Aaon black
1.72:1failfailfail
  • AA: use #705cf5 as the text (4.54:1)
  • AAA: use #9687f7 as the text (7.11:1)
  • AA: or shift the background to #9e9e9e (4.57:1)
  • AAA: or shift the background to #c4c4c4 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #210bad 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

#210bad reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #210bad
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 #210bad and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/210bad-a69cc4-dfac4e-271f2d-e9ecf1?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