Color
#145c80
#145c80rgb(20, 92, 128)hsl(200, 73%, 29%)oklch(0.45 0.089 236.4)Colors that go with #145c80
Crimson, Royal Blue 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.
Crimson #dc143c
split-complementshippedCrimson is a split-complement of #145c80: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Royal Blue #4169e1
analogousshippedRoyal Blue is #145c80's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Blue #0000ff
shipped7 real palettes, including Tesco's brand system and CVS's brand system put Blue beside #145c80, as the supporting colour.
Cadet Blue #5f9ea0
shippedDesigners have shipped Cadet Blue with #145c80: 4 real palettes, including Open House and Dusk, as the supporting colour.
Firebrick #b22222
shippedDesigners have shipped Firebrick with #145c80: 5 real palettes, including Fireside and Wendy's's brand system, as the lead colour.
Goldenrod #daa520
shippedGoldenrod shows up next to #145c80 in 5 real palettes, including Open House and Sapphire & Gold, as the accent.
Medium Sea Green #3cb371
shippedMedium Sea Green is paired with #145c80 in 4 real palettes, including Fintech Trust and Console Light, as the accent.
White Smoke #f5f5f5
neutralWhite Smoke is the surface for #145c80: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy.
Real palettes that use #145c80
Tints & shades
Harmonies
Contrast
| #145c80 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 7.31:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 2.87:1 | 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 #145c80 as the background.
Brands using this color
Fonts for this mood
#145c80 reads as cool, vivid, dark. 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 #145c80 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/145c80-9cb2c4-df4e64-1f232d-e9f1f0?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