Color

#123749

#123749
hex#123749
rgbrgb(18, 55, 73)
hslhsl(200, 60%, 18%)
oklchoklch(0.319 0.052 233)
Closest name: Into the Night (#1e3642)Relative luminance 0.0334

Tints & shades

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

Harmonies

Complementary

Open in tool →

#492512

#124940 · #121c49

#491237 · #374912

Split-complementary

Open in tool →

#49121c · #494012

#401249 · #492512 · #1c4912

Contrast

#123749 as textRatioAAAA largeAAAFix
Aaon white
12.59:1passpasspassPasses AAA — no fix needed.
Aaon black
1.67:1failfailfail
  • AA: use #2a7da7 as the text (4.59:1)
  • AAA: use #3f9fcf as the text (7.07:1)
  • AA: or shift the background to #9c9c9c (4.58:1)
  • AAA: or shift the background to #c2c2c2 (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 #123749 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

#123749 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #123749
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 #123749 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/123749-9cb2c4-df4e64-1f232d-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