Color

#23a3d1

#23a3d1
hex#23a3d1
rgbrgb(35, 163, 209)
hslhsl(196, 71%, 48%)
oklchoklch(0.67 0.123 228.5)
Closest name: Blue Burst (#309cd0)Relative luminance 0.3116

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d15223

#23d1a9 · #234cd1

#d123a3 · #a3d123

Split-complementary

Open in tool →

#d1234c · #d1a923

#a923d1 · #d15223 · #4cd123

Contrast

#23a3d1 as textRatioAAAA largeAAAFix
Aaon white
2.9:1failfailfail
  • AA: use #1b7ea1 as the text (4.62:1)
  • AAA: use #155f7a as the text (7.12:1)
  • AA: or shift the background to #303030 (4.54:1)
  • AAA: or shift the background to #050505 (7.02:1)
Aaon black
7.23:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #23a3d1 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

#23a3d1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #23a3d1
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 #23a3d1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/23a3d1-9cb5c4-df4e6e-1f232d-e9f1ef?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