Blueprint
Open in tool →Cyan and indigo on navy is the developer-tool look; amber is the only warm note, so it always reads as 'attention'.
Color
#fdc41c
#fdc41c
hex
#fdc41crgb
rgb(253, 196, 28)hsl
hsl(45, 98%, 55%)oklch
oklch(0.848 0.169 86.6)Closest name: Amber (#ffbf00)Relative luminance 0.6045
Colors that go with #fdc41c
Charcoal, Cornflower Blue and Deep Sky Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.
Charcoal #36454f
neutralshippedCharcoal is the body-text near-black for #fdc41c: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Cornflower Blue #6495ed
complementaryshippedCornflower Blue sits directly opposite #fdc41c on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Deep Sky Blue #00bfff
split-complementshippedDeep Sky Blue is a split-complement of #fdc41c: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Crimson #dc143c
shippedCrimson is paired with #fdc41c in 8 real palettes, including McDonald's's brand system and Tabloid, as the supporting colour.
Denim #1560bd
shippedDesigners have shipped Denim with #fdc41c: 11 real palettes, including Walmart's brand system and Warner Bros.'s brand system, as the lead colour.
Dodger Blue #1e90ff
shippedDesigners have shipped Dodger Blue with #fdc41c: 5 real palettes, including Google's brand system and Heatwave, as the lead colour.
Medium Sea Green #3cb371
shippedMedium Sea Green is paired with #fdc41c in 4 real palettes, including Olympics's brand system and Mint Modern, as the accent.
Midnight Blue #191970
shipped4 real palettes, including Southwest Airlines's brand system and FIFA's brand system put Midnight Blue beside #fdc41c, as the supporting colour.
Real palettes that use #fdc41c
Tints & shades
Harmonies
Contrast
| #fdc41c as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 1.6:1 | fail | fail | fail | |
Aaon black | 13.09:1 | pass | pass | pass | Passes 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 #fdc41c as the background.
Brands using this color
- Walmartaccent · #fcc422 · Δ0.214
- Warner Bros.accent · #fec200 · Δ0.56
- McDonald'sprimary · #ffc72c · Δ0.905
- Lemon Squeezyprimary · #fcc434 · Δ0.916
- Salesforceaccent · #fcc003 · Δ0.991
- Ahrefssecondary · #fac000 · Δ1.153
- Southwest Airlinesaccent · #ffbf27 · Δ1.411
- Gumroadaccent · #ffc900 · Δ1.483
- Googleaccent · #fbbc05 · Δ1.943
Palettes built around it
Fonts for this mood
#fdc41c reads as warm, vivid, playful. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #fdc41c
live endpointPoint any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.
endpoint
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt
›analyze #fdc41c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/fdc41c-c4be9c-62afcb-2b2d1f-f1ebe9?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md