Cultural Resonance
"笑老去心情，也将醉眼，镇为花青。"
—— 赵以夫 《古籍间接出处（来源：《本草纲目》靛花记载及传统颜料工艺）》
Five Elements
Technical Specs
| HEX | #1A2847 |
|---|---|
| RGB | 26, 40, 71 |
| HSL | 221°, 46%, 19% |
| CMYK | 95%, 45%, 10%, 1% |
Visual Analysis
A deep and dark blue tone (H:221° S:46% L:19%) that is distinctly saturated, vivid. It carries the luster of lacquerware, offering a distinctive presence in any palette.
Color Harmonies
Design Applications
Brand & Identity
"花青" is particularly suited for technology, finance, and maritime brands. Its specific tonal character (H:221° S:46%) creates a distinctive brand identity that stands apart from generic color choices.
Interior & Spatial
In spatial design, this specific shade excels in modern offices, reading nooks, and coastal interiors. Its dark depth works best as a grounding element — headers, footers, or bold text on light backgrounds.
Digital & UI
In digital interfaces, consider using "花青" for navigation bars, links, and trust-building elements. Its dark depth works best as a grounding element — headers, footers, or bold text on light backgrounds.
Accessibility — WCAG Contrast
WCAG 2.1 requires ≥4.5:1 for AA and ≥7:1 for AAA. Best text color: white (#FFF).
Color Psychology
Color Temperature
Cool-toned (hue 221°), evokes calm and focus. Cool colors recede, creating depth.
Visual Weight
At 19% lightness, carries substantial visual weight — adds perceived importance and gravity.
Saturation Impact
Moderate saturation (46%) balances engagement and comfort for extended viewing.