Color

#212973

#212973
hex#212973
rgbrgb(33, 41, 115)
hslhsl(234, 55%, 29%)
oklchoklch(0.325 0.126 272.5)
Closest name: Below the Surface (#0a2f7c)Relative luminance 0.0315

Tints & shades

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

Harmonies

Complementary

Open in tool →

#736a21

#215273 · #422173

#732129 · #297321

Split-complementary

Open in tool →

#734221 · #527321

#732152 · #736a21 · #217342

Contrast

#212973 as textRatioAAAA largeAAAFix
Aaon white
12.89:1passpasspassPasses AAA — no fix needed.
Aaon black
1.63:1failfailfail
  • AA: use #616cd1 as the text (4.57:1)
  • AAA: use #8891dd as the text (7.14:1)
  • AA: or shift the background to #999999 (4.52:1)
  • AAA: or shift the background to #bfbfbf (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #212973 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

#212973 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #212973
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 #212973 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/212973-9d9cc4-df8a4e-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