Color

#28348f

#28348f
hex#28348f
rgbrgb(40, 52, 143)
hslhsl(233, 56%, 36%)
oklchoklch(0.377 0.15 271.4)
Closest name: Depths of Night (#2c319b)Relative luminance 0.0489

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8f8328

#28688f · #50288f

#8f2834 · #348f28

Split-complementary

Open in tool →

#8f5028 · #688f28

#8f2868 · #8f8328 · #288f50

Contrast

#28348f as textRatioAAAA largeAAAFix
Aaon white
10.62:1passpasspassPasses AAA — no fix needed.
Aaon black
1.98:1failfailfail
  • AA: use #606dd2 as the text (4.62:1)
  • AAA: use #8892dd as the text (7.2:1)
  • AA: or shift the background to #ababab (4.62:1)
  • AAA: or shift the background to #d4d4d4 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #28348f 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

#28348f reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #28348f
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 #28348f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28348f-9c9cc4-df884e-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