Color

#1e343e

#1e343e
hex#1e343e
rgbrgb(30, 52, 62)
hslhsl(199, 35%, 18%)
oklchoklch(0.311 0.033 228.5)
Closest name: Blue Whale (#1e3442)Relative luminance 0.0308

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3e281e

#1e3e38 · #1e243e

#3e1e34 · #343e1e

Split-complementary

Open in tool →

#3e1e24 · #3e381e

#381e3e · #3e281e · #243e1e

Contrast

#1e343e as textRatioAAAA largeAAAFix
Aaon white
13:1passpasspassPasses AAA — no fix needed.
Aaon black
1.62:1failfailfail
  • AA: use #477c94 as the text (4.58:1)
  • AAA: use #689db6 as the text (7.09:1)
  • AA: or shift the background to #999999 (4.56:1)
  • AAA: or shift the background to #bfbfbf (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1e343e as the background.

Brands using this color

Fonts for this mood

#1e343e reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1e343e
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 #1e343e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1e343e-9cb3c4-df4e66-1f232d-e9f1f0?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