#4169E1
Approximate name: 皇家蓝
Technical formats
Color-space values for scientific work and cross-device comparison.
Practical formats
Ready to paste into CSS, Tailwind, iOS, Android, Flutter, and more.
Color analysis
Objective metrics: luminance, hue, saturation, temperature, and contrast.
近似色名
皇家蓝
相对亮度
0.167
色相 H
225°
饱和度 S
73%
明度 L
57%
色值 V
88%
色温
冷色
明暗
深
彩度
高彩度
色系
蓝
Contrast on white: 4.85:1 (AA body Pass / AAA Fail)
Contrast on black: 4.33:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#4169e1
红色盲 (Protanopia)
#5253c4
绿色盲 (Deuteranopia)
#504dbd
蓝色盲 (Tritanopia)
#43ada8
全色盲 (Achromatopsia)
#6b6b6b
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.