Color

#231ec8

#231ec8
hex#231ec8
rgbrgb(35, 30, 200)
hslhsl(242, 74%, 45%)
oklchoklch(0.405 0.242 269.5)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0546

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c2c81e

#1e6dc8 · #781ec8

#c8231e · #1ec823

Split-complementary

Open in tool →

#c8781e · #6dc81e

#c81e6d · #c2c81e · #1ec878

Contrast

#231ec8 as textRatioAAAA largeAAAFix
Aaon white
10.04:1passpasspassPasses AAA — no fix needed.
Aaon black
2.09:1failfailfail
  • AA: use #6864e8 as the text (4.58:1)
  • AAA: use #8f8cee as the text (7.15:1)
  • AA: or shift the background to #b0b0b0 (4.63:1)
  • AAA: or shift the background to #d9d9d9 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #231ec8 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

#231ec8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #231ec8
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 #231ec8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/231ec8-a29cc4-df9e4e-261f2d-e9edf1?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