Color

#30889c

#30889c
hex#30889c
rgbrgb(48, 136, 156)
hslhsl(191, 53%, 40%)
oklchoklch(0.583 0.087 215.8)
Closest name: Ahoy! Blue (#0082a1)Relative luminance 0.2064

Colors that go with #30889c

Charcoal, Copper and Crimson 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 →

#9c4430

#309c7a · #30529c

#9c3088 · #889c30

Split-complementary

Open in tool →

#9c3052 · #9c7a30

#7a309c · #9c4430 · #529c30

Contrast

#30889c as textRatioAAAA largeAAAFix
Aaon white
4.1:1failpassfail
  • AA: use #2c7e90 as the text (4.67:1)
  • AAA: use #225f6d as the text (7.18:1)
  • AA: or shift the background to #121212 (4.57:1)
Aaon black
5.13:1passpassfail
  • AAA: use #3aa3bb as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #30889c 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

#30889c reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #30889c
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 #30889c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/30889c-a2b6be-df4e7a-1f252d-e9f1ef?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