#4E6DCA
Approximate name: Royal Blue
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.
Nearest name
RoyalBlue
Relative luminance
0.168
Hue H
225°
Saturation S
54%
Lightness L
55%
Value V
79%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Blue
Contrast on white: 4.81:1 (AA body Pass / AAA Fail)
Contrast on black: 4.36:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#4e6dca
Protanopia
#5b5cb4
Deuteranopia
#5a57ae
Tritanopia
#50a29e
Achromatopsia
#6e6e6e
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.