Color

#3036ab

#3036ab
hex#3036ab
rgbrgb(48, 54, 171)
hslhsl(237, 56%, 43%)
oklchoklch(0.411 0.183 272.8)
Closest name: Depths of Night (#2c319b)Relative luminance 0.0621

Colors that go with #3036ab

Charcoal, Sea Green and Steel Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aba530

#3074ab · #6830ab

#ab3036 · #36ab30

Split-complementary

Open in tool →

#ab6830 · #74ab30

#ab3074 · #aba530 · #30ab68

Contrast

#3036ab as textRatioAAAA largeAAAFix
Aaon white
9.37:1passpasspassPasses AAA — no fix needed.
Aaon black
2.24:1failfailfail
  • AA: use #6469d3 as the text (4.5:1)
  • AAA: use #8c90de as the text (7.16:1)
  • AA: or shift the background to #b5b5b5 (4.57:1)
  • AAA: or shift the background to #e0e0e0 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3036ab 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

#3036ab reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3036ab
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #3036ab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3036ab-9f9cc4-df924e-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