Color

#231a2d

#231a2d
hex#231a2d
rgbrgb(35, 26, 45)
hslhsl(268, 27%, 14%)
oklchoklch(0.238 0.038 305.5)
Closest name: Eclipse Elixir (#1f2133)Relative luminance 0.0129

Tints & shades

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

Harmonies

Complementary

Open in tool →

#242d1a

#1a1b2d · #2d1a2d

#2d231a · #1a2d23

Split-complementary

Open in tool →

#2d2d1a · #1b2d1a

#2d1a1b · #242d1a · #1a2d2d

Contrast

#231a2d as textRatioAAAA largeAAAFix
Aaon white
16.7:1passpasspassPasses AAA — no fix needed.
Aaon black
1.26:1failfailfail
  • AA: use #8567a8 as the text (4.5:1)
  • AAA: use #a48ebe as the text (7.19:1)
  • AA: or shift the background to #858585 (4.53:1)
  • AAA: or shift the background to #a8a8a8 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #231a2d 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

#231a2d reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #231a2d
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 #231a2d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/231a2d-b39cc4-dfdc4e-2c1f2d-e9eaf1?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