Color
#1c548d
#1c548drgb(28, 84, 141)hsl(210, 67%, 33%)oklch(0.44 0.11 252.2)Colors that go with #1c548d
Charcoal, Crimson and 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 text near-black for #1c548d: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
triadicshippedCrimson completes a triad with #1c548d — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Blue #0000ff
shipped4 real palettes, including CVS's brand system and Alaska Airlines's brand system put Blue beside #1c548d, as the supporting colour.
Firebrick #b22222
shippedDesigners have shipped Firebrick with #1c548d: 5 real palettes, including Campbell's's brand system and AT&T's brand system, as the supporting colour.
Goldenrod #daa520
shippedGoldenrod shows up next to #1c548d in 4 real palettes, including Open House and Sapphire & Gold, as the accent.
Midnight Blue #191970
shipped12 real palettes, including First Snow and FIFA's brand system put Midnight Blue beside #1c548d, as that palette's text colour.
Orange Red #ff4500
shippedOrange Red is paired with #1c548d in 6 real palettes, including Tumblr's brand system and Tide's brand system, as the accent.
Royal Blue #4169e1
shippedRoyal Blue is paired with #1c548d in 14 real palettes, including Motorola's brand system and Carrefour's brand system, as the supporting colour.
Real palettes that use #1c548d
Tints & shades
Harmonies
Contrast
| #1c548d as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 7.77:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 2.7:1 | fail | fail | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1c548d 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
#1c548d 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 #1c548d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/1c548d-9cabc4-df514e-1f202d-e9f1f1?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