Color

#cdc90a

#cdc90a
hex#cdc90a
rgbrgb(205, 201, 10)
hslhsl(59, 91%, 42%)
oklchoklch(0.813 0.174 108.3)
Closest name: Bitter Lemon (#d2db32)Relative luminance 0.5477

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0a0dcd

#cd680a · #6ecd0a

#0acdc9 · #c90acd

Split-complementary

Open in tool →

#0a6ecd · #680acd

#0acd68 · #0a0dcd · #cd0a6e

Contrast

#cdc90a as textRatioAAAA largeAAAFix
Aaon white
1.76:1failfailfail
  • AA: use #7a7806 as the text (4.65:1)
  • AAA: use #5d5b04 as the text (7.09:1)
  • AA: or shift the background to #4f4f4f (4.66:1)
  • AAA: or shift the background to #333333 (7.19:1)
Aaon black
11.95:1passpasspassPasses 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 #cdc90a 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

#cdc90a reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #cdc90a
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 #cdc90a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cdc90a-bbbea2-4e96df-272d1f-f1ede9?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