Color

#30355f

#30355f
hex#30355f
rgbrgb(48, 53, 95)
hslhsl(234, 33%, 28%)
oklchoklch(0.346 0.073 276.7)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.04

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5f5a30

#304c5f · #43305f

#5f3035 · #355f30

Split-complementary

Open in tool →

#5f4330 · #4c5f30

#5f304c · #5f5a30 · #305f43

Contrast

#30355f as textRatioAAAA largeAAAFix
Aaon white
11.67:1passpasspassPasses AAA — no fix needed.
Aaon black
1.8:1failfailfail
  • AA: use #6a71b4 as the text (4.63:1)
  • AAA: use #8f95c7 as the text (7.29:1)
  • AA: or shift the background to #a1a1a1 (4.52:1)
  • AAA: or shift the background to #c9c9c9 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #30355f 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

#30355f reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #30355f
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 #30355f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/30355f-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