Color

#1a507a

#1a507a
hex#1a507a
rgbrgb(26, 80, 122)
hslhsl(206, 65%, 29%)
oklchoklch(0.418 0.09 246)
Closest name: Assassin (#2d4f83)Relative luminance 0.0736

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7a441a

#1a7a74 · #1a207a

#7a1a50 · #507a1a

Split-complementary

Open in tool →

#7a1a20 · #7a741a

#741a7a · #7a441a · #207a1a

Contrast

#1a507a as textRatioAAAA largeAAAFix
Aaon white
8.49:1passpasspassPasses AAA — no fix needed.
Aaon black
2.47:1failfailfail
  • AA: use #277ab9 as the text (4.57:1)
  • AAA: use #4e9dda as the text (7.16:1)
  • AA: or shift the background to #bdbdbd (4.52:1)
  • AAA: or shift the background to #ebebeb (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1a507a 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

#1a507a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1a507a
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 #1a507a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1a507a-9caec4-df4e56-1f212d-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