# #0b5cd5

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

## Values

- Hex: `#0b5cd5`
- RGB: rgb(11, 92, 213)
- HSL: hsl(216, 90%, 44%)
- OKLCH: oklch(0.509 0.2 260)
- Relative luminance: 0.1253
- Nearest named color: Denim (#1560bd, Δ 3.958) — https://brandsweets.com/colors/denim
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/0b5cd5

## Tints & shades

- Tints (toward white): #0c66ed, #2578f4, #3d87f5, #5a99f6, #72a8f8, #8bb7f9, #a8c9fa, #c0d8fc, #ddeafd, #f5f9fe
- Shades (toward black): #0a54c2, #094bae, #08439b, #073b88, #063274, #052a61, #04214e, #03193a, #021127, #010813

## Harmonies

- Complementary: #d5840b
- Analogous: #0bc1d5, #1f0bd5
- Triadic: #d50b5c, #5cd50b
- Split-complementary: #d51f0b, #c1d50b
- Tetradic: #d50bc1, #d5840b, #0bd51f

## Colors that go with #0b5cd5

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 #0b5cd5: softer than #000 and cool enough to feel like part of the same palette. Seen in: UEFA (https://brandsweets.com/colors/brands/uefa-com), Campus (https://brandsweets.com/palettes/friendly#campus), HP (https://brandsweets.com/colors/brands/hp-com), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #0b5cd5 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Foot Locker (https://brandsweets.com/colors/brands/footlocker-com), Chase (https://brandsweets.com/colors/brands/chase-com), Netflix (https://brandsweets.com/colors/brands/netflix), Target : Expect More. Pay Less. (https://brandsweets.com/colors/brands/target-com). — https://brandsweets.com/colors/crimson
- **Amber** #ffbf00 [pool] — Amber is paired with #0b5cd5 in 8 real palettes, including NBA's brand system and Walmart's brand system, as the lead colour. Seen in: NBA (https://brandsweets.com/colors/brands/nba-com), Walmart (https://brandsweets.com/colors/brands/walmart-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 15 real palettes, including Headspace's brand system and Pixar's brand system put Blue beside #0b5cd5, as the accent. Seen in: Headspace (https://brandsweets.com/colors/brands/headspace-com), Pixar (https://brandsweets.com/colors/brands/pixar-com), Zillow (https://brandsweets.com/colors/brands/zillow-com), Dropbox (https://brandsweets.com/colors/brands/dropbox-com). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #0b5cd5: 8 real palettes, including NBA's brand system and Gopro's brand system, as the accent. Seen in: NBA (https://brandsweets.com/colors/brands/nba-com), Gopro (https://brandsweets.com/colors/brands/gopro-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Webflow (https://brandsweets.com/colors/brands/webflow-com). — https://brandsweets.com/colors/cornflowerblue
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #0b5cd5: 7 real palettes, including Venmo's brand system and Elastic's brand system, as the supporting colour. Seen in: Venmo (https://brandsweets.com/colors/brands/venmo-com), Elastic (https://brandsweets.com/colors/brands/elastic-co), Astro (https://brandsweets.com/colors/brands/astro-build), Calm (https://brandsweets.com/colors/brands/calm-com). — https://brandsweets.com/colors/deepskyblue
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #0b5cd5: 8 real palettes, including Coursera's brand system and HashiCorp's brand system, as the supporting colour. Seen in: Coursera (https://brandsweets.com/colors/brands/coursera-org), HashiCorp (https://brandsweets.com/colors/brands/hashicorp-com), Apple (https://brandsweets.com/colors/brands/apple-com), ASUS (https://brandsweets.com/colors/brands/asus-com). — https://brandsweets.com/colors/dodgerblue
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #0b5cd5: 8 real palettes, including Nissan's brand system and Campbell's's brand system, as the supporting colour. Seen in: Nissan (https://brandsweets.com/colors/brands/nissanusa-com), Campbell's (https://brandsweets.com/colors/brands/campbells-com), MLB (https://brandsweets.com/colors/brands/mlb-com), Bose (https://brandsweets.com/colors/brands/bose-com). — https://brandsweets.com/colors/firebrick

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

- On white (#ffffff): 5.99:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #0a52bd (7.11:1)
- On black (#000000): 3.51:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #166ff3 (4.6:1); AA: background → #e0e0e0 (4.54:1); AAA: text → #5596f6 (7.08:1)

## Brands using this color

- **Philips** — secondary #0b5ed7 (Δ 0.578) — https://brandsweets.com/colors/brands/philips-com
- **YouTube** — accent #065fd4 (Δ 0.741) — https://brandsweets.com/colors/brands/youtube-com
- **Square** — secondary #005ad9 (Δ 0.864) — https://brandsweets.com/colors/brands/squareup-com
- **ElevenLabs** — accent #0a59d2 (Δ 0.875) — https://brandsweets.com/colors/brands/elevenlabs-io
- **Box** — primary #0061d5 (Δ 1.196) — https://brandsweets.com/colors/brands/box-com
- **Box** — secondary #0061d5 (Δ 1.196) — https://brandsweets.com/colors/brands/box-com
- **Strava** — accent #0060d0 (Δ 1.268) — https://brandsweets.com/colors/brands/strava-com
- **Nissan** — accent #005fcc (Δ 1.621) — https://brandsweets.com/colors/brands/nissanusa-com
- **Coursera** — accent #0056d2 (Δ 1.641) — https://brandsweets.com/colors/brands/coursera-org

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- 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/0b5cd5-9ca7c4-df5f4e-201f2d-e9f0f1?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: "#0b5cd5" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.