# #548db0

A color — cool, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#548db0`
- RGB: rgb(84, 141, 176)
- HSL: hsl(203, 37%, 51%)
- OKLCH: oklch(0.618 0.08 237)
- Relative luminance: 0.2407
- Nearest named color: Blue Moon (#3992a8, Δ 3.072) — https://brandsweets.com/colors/blue-moon
- Moods: cool, modern
- Page: https://brandsweets.com/colors/548db0

## Tints & shades

- Tints (toward white): #6598b8, #73a2bf, #85adc7, #96b9cf, #a8c5d7, #b6cedd, #c7dae5, #d9e5ed, #e7eff4, #f8fafc
- Shades (toward black): #4a7fa1, #437493, #3b6681, #335970, #2d4e62, #254050, #1d323f, #15242d, #0e191f, #060b0e

## Harmonies

- Complementary: #b07754
- Analogous: #54b0a5, #545fb0
- Triadic: #b0548d, #8db054
- Split-complementary: #b0545f, #b0a554
- Tetradic: #a554b0, #b07754, #5fb054

## Colors that go with #548db0

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #548db0: softer than #000 and cool enough to feel like part of the same palette. Seen in: Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com). — https://brandsweets.com/colors/charcoal
- **Copper** #b87333 [harmony, pool: complementary] — Copper sits directly opposite #548db0 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Atelier (https://brandsweets.com/palettes/elegant#atelier), Notion (https://brandsweets.com/colors/brands/notion), Riverbed (https://brandsweets.com/palettes/muted#riverbed). — https://brandsweets.com/colors/copper
- **Amber** #ffbf00 [pool] — Amber is paired with #548db0 in 5 real palettes, including Beach Hut and Wired's brand system, as the supporting colour. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Wired (https://brandsweets.com/colors/brands/wired-com), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/amber
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #548db0: 7 real palettes, including Hershey's's brand system and Glacier, as the supporting colour. Seen in: Hershey's (https://brandsweets.com/colors/brands/hersheys-com), Glacier (https://brandsweets.com/palettes/cool#glacier), General Mills (https://brandsweets.com/colors/brands/generalmills-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust). — https://brandsweets.com/colors/cobalt
- **Crimson** #dc143c [pool] — Crimson is paired with #548db0 in 9 real palettes, including Retro Pop and Redfin's brand system, as the lead colour. Seen in: Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Redfin (https://brandsweets.com/colors/brands/redfin-com), Diner (https://brandsweets.com/palettes/vivid#diner), NASCAR (https://brandsweets.com/colors/brands/nascar-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #548db0: 7 real palettes, including Telegram's brand system and Astro's brand system, as the lead colour. Seen in: Telegram (https://brandsweets.com/colors/brands/telegram-org), Astro (https://brandsweets.com/colors/brands/astro-build), Deep Water (https://brandsweets.com/palettes/dark#deep-water), Patreon (https://brandsweets.com/colors/brands/patreon-com). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #548db0: 16 real palettes, including Gopro's brand system and Dusk, as the lead colour. Seen in: Gopro (https://brandsweets.com/colors/brands/gopro-com), Dusk (https://brandsweets.com/palettes/cool#dusk), Campus (https://brandsweets.com/palettes/friendly#campus), Discover (https://brandsweets.com/colors/brands/discover-com). — https://brandsweets.com/colors/denim
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #548db0: 4 real palettes, including Honda's brand system and Wendy's's brand system, as the supporting colour. Seen in: Honda (https://brandsweets.com/colors/brands/honda-com), Wendy's (https://brandsweets.com/colors/brands/wendys-com), AT&T (https://brandsweets.com/colors/brands/att-com), Newsprint (https://brandsweets.com/palettes/editorial#newsprint). — https://brandsweets.com/colors/firebrick

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 3.61:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #477a9a (4.65:1); AA: background → #1f1f1f (4.56:1); AAA: text → #355b73 (7.25:1)
- On black (#000000): 5.81:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #6c9dbc (7.19:1)

## Fonts for this mood

- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/548db0-9cb0c4-df4e5d-1f222d-e9f1f0?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#548db0" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.