Color

#302f89

#302f89
hex#302f89
rgbrgb(48, 47, 137)
hslhsl(241, 49%, 36%)
oklchoklch(0.367 0.146 277)
Closest name: Deep Space Royal (#223382)Relative luminance 0.0447

Tints & shades

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

Harmonies

Complementary

Open in tool →

#87892f

#2f5a89 · #5d2f89

#89302f · #2f8930

Split-complementary

Open in tool →

#895d2f · #5a892f

#892f5a · #87892f · #2f895d

Contrast

#302f89 as textRatioAAAA largeAAAFix
Aaon white
11.09:1passpasspassPasses AAA — no fix needed.
Aaon black
1.89:1failfailfail
  • AA: use #6c6bcc as the text (4.61:1)
  • AAA: use #9291d9 as the text (7.27:1)
  • AA: or shift the background to #a6a6a6 (4.56:1)
  • AAA: or shift the background to #cfcfcf (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #302f89 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

#302f89 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #302f89
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 #302f89 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/302f89-a19cc4-df9b4e-261f2d-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