Color

#1a3a42

#1a3a42
hex#1a3a42
rgbrgb(26, 58, 66)
hslhsl(192, 43%, 18%)
oklchoklch(0.328 0.04 216.2)
Closest name: Royal Neptune (#1c3b42)Relative luminance 0.0364

Tints & shades

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

Harmonies

Complementary

Open in tool →

#42221a

#1a4236 · #1a2642

#421a3a · #3a421a

Split-complementary

Open in tool →

#421a26 · #42361a

#361a42 · #42221a · #26421a

Contrast

#1a3a42 as textRatioAAAA largeAAAFix
Aaon white
12.15:1passpasspassPasses AAA — no fix needed.
Aaon black
1.73:1failfailfail
  • AA: use #3a8092 as the text (4.68:1)
  • AAA: use #4ca2b8 as the text (7.17:1)
  • AA: or shift the background to #9e9e9e (4.54:1)
  • AAA: or shift the background to #c7c7c7 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1a3a42 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

#1a3a42 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1a3a42
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 #1a3a42 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1a3a42-a2b5be-df4e77-1f242d-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