Color
#166ddf
#166ddfrgb(22, 109, 223)hsl(214, 82%, 48%)oklch(0.554 0.191 258)Colors that go with #166ddf
Charcoal, Crimson and Sienna 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 text near-black for #166ddf: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
triadicshippedCrimson completes a triad with #166ddf — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Sienna #a0522d
complementaryshippedSienna sits directly opposite #166ddf 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 #166ddf in 11 real palettes, including Walmart's brand system and NBA's brand system, as the accent.
Blue #0000ff
shipped15 real palettes, including BBC's brand system and EA's brand system put Blue beside #166ddf, as the accent.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #166ddf: 14 real palettes, including Carrefour's brand system and Nokia's brand system, as the accent.
Cornflower Blue #6495ed
shippedDesigners have shipped Cornflower Blue with #166ddf: 6 real palettes, including NBA's brand system and Webflow's brand system, as the accent.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #166ddf: 8 real palettes, including Elastic's brand system and Astro's brand system, as the supporting colour.
Real palettes that use #166ddf
Tints & shades
Harmonies
Contrast
| #166ddf as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 4.9:1 | pass | pass | fail |
|
Aaon black | 4.29:1 | fail | pass | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #166ddf as the background.
Brands using this color
- ASUSaccent · #006ce1 · Δ0.715
- Walmartsecondary · #0071dc · Δ1.19
- Carrefoursecondary · #0970e6 · Δ1.24
- Loomprimary · #1868db · Δ1.362
- Loomsecondary · #1868db · Δ1.362
- GitHubaccent · #0969da · Δ1.391
- Foot Lockeraccent · #036ad8 · Δ1.484
- Sephorasecondary · #136bea · Δ1.783
- Khan Academyaccent · #0069d6 · Δ1.892
Fonts for this mood
#166ddf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:
Point 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.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #166ddf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/166ddf-9ca9c4-df5a4e-1f1f2d-e9f0f1?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