# #2b3cda

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

## Values

- Hex: `#2b3cda`
- RGB: rgb(43, 60, 218)
- HSL: hsl(234, 70%, 51%)
- OKLCH: oklch(0.465 0.236 268.9)
- Relative luminance: 0.0881
- Nearest named color: Lapis on Neptune (#1f22d2, Δ 4.858) — https://brandsweets.com/colors/lapis-on-neptune
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/2b3cda

## Tints & shades

- Tints (toward white): #4050dd, #5260e0, #6774e4, #7d88e8, #939cec, #a4abef, #babff3, #cfd3f7, #e1e3fa, #f6f7fd
- Shades (toward black): #2334c7, #202fb6, #1c2aa0, #18248b, #151f79, #121a64, #0e144e, #0a0f38, #070a27, #030411

## Harmonies

- Complementary: #dac82b
- Analogous: #2b94da, #712bda
- Triadic: #da2b3c, #3cda2b
- Split-complementary: #da712b, #94da2b
- Tetradic: #da2b94, #dac82b, #2bda71

## Colors that go with #2b3cda

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 #2b3cda: softer than #000 and cool enough to feel like part of the same palette. Seen in: HP (https://brandsweets.com/colors/brands/hp-com), Campus (https://brandsweets.com/palettes/friendly#campus), UEFA (https://brandsweets.com/colors/brands/uefa-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #2b3cda — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Intel (https://brandsweets.com/colors/brands/intel-com), Coinbase (https://brandsweets.com/colors/brands/coinbase), Kia (https://brandsweets.com/colors/brands/kia-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #2b3cda in 5 real palettes, including Walmart's brand system and Binance's brand system, as the accent. Seen in: Walmart (https://brandsweets.com/colors/brands/walmart-com), Binance (https://brandsweets.com/colors/brands/binance-com), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/amber
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #2b3cda: 9 real palettes, including Qualcomm's brand system and Blue Mono, as the supporting colour. Seen in: Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Gopro (https://brandsweets.com/colors/brands/gopro-com), Canva (https://brandsweets.com/colors/brands/canva-com). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #2b3cda in 14 real palettes, including Behance's brand system and Coinbase's brand system, as the accent. Seen in: Behance (https://brandsweets.com/colors/brands/behance-net), Coinbase (https://brandsweets.com/colors/brands/coinbase), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #2b3cda: 4 real palettes, including Warp's brand system and Kraken's brand system, as the lead colour. Seen in: Warp (https://brandsweets.com/colors/brands/warp-dev), Kraken (https://brandsweets.com/colors/brands/kraken-com), Calm (https://brandsweets.com/colors/brands/calm-com), Elastic (https://brandsweets.com/colors/brands/elastic-co). — https://brandsweets.com/colors/deepskyblue
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #2b3cda: 10 real palettes, including Coursera's brand system and Cargo's brand system, as the supporting colour. Seen in: Coursera (https://brandsweets.com/colors/brands/coursera-org), Cargo (https://brandsweets.com/colors/brands/cargo-site), Readymag (https://brandsweets.com/colors/brands/readymag-com), Samsung (https://brandsweets.com/colors/brands/samsung-com). — https://brandsweets.com/colors/dodgerblue
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #2b3cda: 5 real palettes, including MLB's brand system and 3M's brand system, as the supporting colour. Seen in: MLB (https://brandsweets.com/colors/brands/mlb-com), 3M (https://brandsweets.com/colors/brands/3m-com), Nissan (https://brandsweets.com/colors/brands/nissanusa-com), Bose (https://brandsweets.com/colors/brands/bose-com). — https://brandsweets.com/colors/firebrick

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

- On white (#ffffff): 7.6:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.76:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #5a68e2 (4.51:1); AA: background → #c9c9c9 (4.59:1); AAA: text → #8690ea (7.19:1); AAA: background → #f7f7f7 (7.1:1)

## 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/2b3cda-9d9cc4-df8a4e-241f2d-e9eef1?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: "#2b3cda" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.