Color

#201537

#201537
hex#201537
rgbrgb(32, 21, 55)
hslhsl(259, 45%, 15%)
oklchoklch(0.23 0.064 295.9)
Closest name: Midnight Monarch (#1c0f33)Relative luminance 0.0112

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2d3715

#151b37 · #311537

#372015 · #153720

Split-complementary

Open in tool →

#373115 · #1b3715

#37151b · #2d3715 · #153731

Contrast

#201537 as textRatioAAAA largeAAAFix
Aaon white
17.16:1passpasspassPasses AAA — no fix needed.
Aaon black
1.22:1failfailfail
  • AA: use #8264c4 as the text (4.57:1)
  • AAA: use #a089d2 as the text (7:1)
  • AA: or shift the background to #858585 (4.65:1)
  • AAA: or shift the background to #a6a6a6 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #201537 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

#201537 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #201537
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 #201537 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/201537-ad9cc4-dfc74e-2a1f2d-e9ebf1?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