Color

#0213ca

#0213ca
hex#0213ca
rgbrgb(2, 19, 202)
hslhsl(235, 98%, 40%)
oklchoklch(0.389 0.256 264.4)
Closest name: mediumblue (#0000cd)Relative luminance 0.0474

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cab902

#0277ca · #5502ca

#ca0213 · #13ca02

Split-complementary

Open in tool →

#ca5502 · #77ca02

#ca0277 · #cab902 · #02ca55

Contrast

#0213ca as textRatioAAAA largeAAAFix
Aaon white
10.78:1passpasspassPasses AAA — no fix needed.
Aaon black
1.95:1failfailfail
  • AA: use #5866fd as the text (4.73:1)
  • AAA: use #818bfe as the text (7.06:1)
  • 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 #0213ca as the background.

Brands using this color

Fonts for this mood

#0213ca reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0213ca
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 #0213ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0213ca-9e9cc4-df8d4e-241f2d-e9eef1?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