Color

#2107ca

#2107ca
hex#2107ca
rgbrgb(33, 7, 202)
hslhsl(248, 93%, 41%)
oklchoklch(0.392 0.254 269.3)
Closest name: Busty Blue (#3300cc)Relative luminance 0.0474

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b0ca07

#074fca · #8207ca

#ca2107 · #07ca21

Split-complementary

Open in tool →

#ca8207 · #4fca07

#ca074f · #b0ca07 · #07ca82

Contrast

#2107ca as textRatioAAAA largeAAAFix
Aaon white
10.78:1passpasspassPasses AAA — no fix needed.
Aaon black
1.95:1failfailfail
  • AA: use #715df9 as the text (4.64:1)
  • AAA: use #9889fb as the text (7.31:1)
  • AA: or shift the background to #a8a8a8 (4.53:1)
  • AAA: or shift the background to #d1d1d1 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2107ca 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

#2107ca reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2107ca
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 #2107ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2107ca-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