Color

#230a2e

#230a2e
hex#230a2e
rgbrgb(35, 10, 46)
hslhsl(282, 64%, 11%)
oklchoklch(0.207 0.072 313.9)
Closest name: Midnight Monarch (#1c0f33)Relative luminance 0.0077

Tints & shades

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

Harmonies

Complementary

Open in tool →

#152e0a

#110a2e · #2e0a27

#2e230a · #0a2e23

Split-complementary

Open in tool →

#272e0a · #0a2e11

#2e110a · #152e0a · #0a272e

Contrast

#230a2e as textRatioAAAA largeAAAFix
Aaon white
18.19:1passpasspassPasses AAA — no fix needed.
Aaon black
1.15:1failfailfail
  • AA: use #ac47d7 as the text (4.64:1)
  • AAA: use #c279e2 as the text (7.13:1)
  • AA: or shift the background to #808080 (4.61:1)
  • AAA: or shift the background to #a1a1a1 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #230a2e 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

#230a2e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #230a2e
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 #230a2e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/230a2e-ba9fc1-b4cb62-2d1f2b-ebe9f1?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