Clinic
Open in tool →Teal reads clinical without the coldness of pure blue; the coral accent adds warmth for reassurance moments.
Color
#f66d23
#f66d23
hex
#f66d23rgb
rgb(246, 109, 35)hsl
hsl(21, 92%, 55%)oklch
oklch(0.693 0.186 44.3)Closest name: Apocalyptic Orange (#f4711e)Relative luminance 0.3065
Colors that go with #f66d23
Charcoal, Light Sea Green and Amber 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 #f66d23: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Light Sea Green #20b2aa
complementaryshippedLight Sea Green sits directly opposite #f66d23 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Amber #ffbf00
shippedAmber is paired with #f66d23 in 6 real palettes, including Maple and Ember, as the accent.
Blue #0000ff
shipped7 real palettes, including Sketch's brand system and Readymag's brand system put Blue beside #f66d23, as the accent.
Burlywood #deb887
shippedBurlywood is paired with #f66d23 in 4 real palettes, including Kiln and Chalkboard, as the accent.
Cadet Blue #5f9ea0
shippedDesigners have shipped Cadet Blue with #f66d23: 4 real palettes, including Alpine and Paper & Pine, as the supporting colour.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #f66d23: 4 real palettes, including Tide's brand system and NASA's brand system, as the lead colour.
Cornflower Blue #6495ed
split-complementshippedCornflower Blue is a split-complement of #f66d23: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Real palettes that use #f66d23
Tints & shades
Harmonies
Contrast
| #f66d23 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 2.95:1 | fail | fail | fail | |
Aaon black | 7.13:1 | 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 #f66d23 as the background.
Brands using this color
- Hermèsprimary · #f37021 · Δ0.788
- GitLabprimary · #fc6d26 · Δ1.129
- Harley-Davidsonsecondary · #fa6600 · Δ1.424
- Postmanprimary · #fc6c34 · Δ1.636
- Fivetran blueaccent · #fe6703 · Δ1.662
- Abstractsecondary · #ff6900 · Δ1.738
- Xiaomiprimary · #ff6900 · Δ1.738
- Xiaomisecondary · #ff6900 · Δ1.738
- Substackaccent · #ff6719 · Δ1.745
- Grafana Labssecondary · #ff671d · Δ1.765
- FedExsecondary · #ff6600 · Δ1.867
- dbt Labsprimary · #fc6304 · Δ1.888
Palettes built around it
Fonts for this mood
#f66d23 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #f66d23
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 #f66d23 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/f66d23-c4af9c-62cbbd-2d2a1f-f1e9ea?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