Color

#04597b

#04597b
hex#04597b
rgbrgb(4, 89, 123)
hslhsl(197, 94%, 25%)
oklchoklch(0.437 0.089 233.6)
Closest name: Beyond the Sea (#005784)Relative luminance 0.086

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7c2604

#047c62 · #041e7c

#7c045a · #5a7c04

Split-complementary

Open in tool →

#7c041e · #7c6204

#62047c · #7c2604 · #1e7c04

Contrast

#04597b as textRatioAAAA largeAAAFix
Aaon white
7.72:1passpasspassPasses AAA — no fix needed.
Aaon black
2.72:1failfailfail
  • AA: use #057ead as the text (4.59:1)
  • AAA: use #07a1df as the text (7.17:1)
  • AA: or shift the background to #c7c7c7 (4.57:1)
  • AAA: or shift the background to #f5f5f5 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #04597b 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

#04597b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #04597b
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 #04597b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/04597b-9cb4c4-df4e6b-1f232d-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