#688DE3
Approximate name: Cornflower 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
CornflowerBlue
Relative luminance
0.275
Hue H
222°
Saturation S
69%
Lightness L
65%
Value V
89%
Temperature
Cool
Brightness
Dark
Chroma
Vivid
Hue family
Blue
Contrast on white: 3.23:1 (AA body Fail / AAA Fail)
Contrast on black: 6.51:1 (AA body Pass / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#688de3
Protanopia
#7878ce
Deuteranopia
#7673c9
Tritanopia
#6abeba
Achromatopsia
#8c8c8c
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.