Color

#02579d

#02579d
hex#02579d
rgbrgb(2, 87, 157)
hslhsl(207, 97%, 31%)
oklchoklch(0.454 0.133 251.7)
Closest name: Blue Chip (#1d5699)Relative luminance 0.0926

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9c4702

#029c94 · #020a9c

#9c0257 · #579c02

Split-complementary

Open in tool →

#9c020a · #9c9402

#94029c · #9c4702 · #0a9c02

Contrast

#02579d as textRatioAAAA largeAAAFix
Aaon white
7.36:1passpasspassPasses AAA — no fix needed.
Aaon black
2.85:1failfailfail
  • AA: use #0378d8 as the text (4.68:1)
  • AAA: use #229afc as the text (7.1:1)
  • AA: or shift the background to #cccccc (4.58:1)
  • AAA: or shift the background to #fafafa (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #02579d 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

#02579d reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #02579d
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 #02579d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/02579d-9cadc4-df4e53-1f212d-e9f1f1?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