Color

#212487

#212487
hex#212487
rgbrgb(33, 36, 135)
hslhsl(238, 61%, 33%)
oklchoklch(0.336 0.16 272.5)
Closest name: Below the Surface (#0a2f7c)Relative luminance 0.0333

Tints & shades

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

Harmonies

Complementary

Open in tool →

#878421

#215887 · #512187

#872124 · #248721

Split-complementary

Open in tool →

#875121 · #588721

#872158 · #878421 · #218751

Contrast

#212487 as textRatioAAAA largeAAAFix
Aaon white
12.6:1passpasspassPasses AAA — no fix needed.
Aaon black
1.67:1failfailfail
  • AA: use #676bda as the text (4.69:1)
  • AAA: use #8c8fe3 as the text (7.15:1)
  • AA: or shift the background to #9c9c9c (4.59:1)
  • AAA: or shift the background to #c2c2c2 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #212487 as the background.

Brands using this color

Fonts for this mood

#212487 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #212487
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 #212487 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/212487-9f9cc4-df944e-251f2d-e9edf1?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