# #1f67db

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

## Values

- Hex: `#1f67db`
- RGB: rgb(31, 103, 219)
- HSL: hsl(217, 75%, 49%)
- OKLCH: oklch(0.54 0.191 260)
- Relative luminance: 0.1511
- Nearest named color: Royal Blue (#4169e1, Δ 2.926) — https://brandsweets.com/colors/royalblue
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/1f67db

## Tints & shades

- Tints (toward white): #3275e2, #4884e5, #5e93e8, #75a2eb, #8bb1ee, #9dbdf1, #b3ccf4, #c9dbf7, #e0eafb, #f6f9fe
- Shades (toward black): #1d5fc9, #1954b3, #174ca1, #14418a, #113978, #0e2e62, #0b2650, #081b3a, #061328, #030812

## Harmonies

- Complementary: #db931f
- Analogous: #1fc5db, #351fdb
- Triadic: #db1f67, #67db1f
- Split-complementary: #db351f, #c5db1f
- Tetradic: #db1fc5, #db931f, #1fdb35

## Colors that go with #1f67db

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 #1f67db: softer than #000 and cool enough to feel like part of the same palette. Seen in: Disney (https://brandsweets.com/colors/brands/disney-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Starlink (https://brandsweets.com/colors/brands/starlink-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #1f67db — 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), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com), Chase (https://brandsweets.com/colors/brands/chase-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/crimson
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #1f67db on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Dyson (https://brandsweets.com/colors/brands/dyson-com). — https://brandsweets.com/colors/sienna
- **Amber** #ffbf00 [pool] — Amber is paired with #1f67db in 10 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 BBC's brand system put Blue beside #1f67db, as the accent. Seen in: Headspace (https://brandsweets.com/colors/brands/headspace-com), BBC (https://brandsweets.com/colors/brands/bbc-com), EA (https://brandsweets.com/colors/brands/ea-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #1f67db: 14 real palettes, including Carrefour's brand system and Unilever's brand system, as the accent. Seen in: Carrefour (https://brandsweets.com/colors/brands/carrefour-com), Unilever (https://brandsweets.com/colors/brands/unilever-com), Nokia (https://brandsweets.com/colors/brands/nokia-com), Intel (https://brandsweets.com/colors/brands/intel-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #1f67db: 7 real palettes, including NBA's brand system and Webflow's brand system, as the accent. Seen in: NBA (https://brandsweets.com/colors/brands/nba-com), Webflow (https://brandsweets.com/colors/brands/webflow-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Gopro (https://brandsweets.com/colors/brands/gopro-com). — https://brandsweets.com/colors/cornflowerblue
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #1f67db: 7 real palettes, including Elastic's brand system and Venmo's brand system, as the supporting colour. Seen in: Elastic (https://brandsweets.com/colors/brands/elastic-co), Venmo (https://brandsweets.com/colors/brands/venmo-com), Astro (https://brandsweets.com/colors/brands/astro-build), Calm (https://brandsweets.com/colors/brands/calm-com). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 5.22:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #1954b3 (7.09:1)
- On black (#000000): 4.02:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #2d72e1 (4.61:1); AA: background → #f0f0f0 (4.58:1); AAA: text → #6396e9 (7.07:1)

## Brands using this color

- **Loom** — primary #1868db (Δ 0.355) — https://brandsweets.com/colors/brands/loom-com
- **Loom** — secondary #1868db (Δ 0.355) — https://brandsweets.com/colors/brands/loom-com
- **GitHub** — accent #0969da (Δ 0.845) — https://brandsweets.com/colors/brands/github
- **HashiCorp** — primary #2264d6 (Δ 1.023) — https://brandsweets.com/colors/brands/hashicorp-com
- **HashiCorp** — accent #2264d6 (Δ 1.023) — https://brandsweets.com/colors/brands/hashicorp-com
- **Foot Locker** — accent #036ad8 (Δ 1.178) — https://brandsweets.com/colors/brands/footlocker-com
- **NBA** — secondary #0268d6 (Δ 1.258) — https://brandsweets.com/colors/brands/nba-com
- **Khan Academy** — accent #0069d6 (Δ 1.324) — https://brandsweets.com/colors/brands/khanacademy-org
- **Fitbit** — secondary #1967d2 (Δ 1.446) — https://brandsweets.com/colors/brands/fitbit-com
- **ASUS** — accent #006ce1 (Δ 1.562) — https://brandsweets.com/colors/brands/asus-com
- **Postman** — accent #0265d2 (Δ 1.884) — https://brandsweets.com/colors/brands/postman-com

## 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/1f67db-9ca7c4-df624e-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: "#1f67db" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.