#EE3211
Approximate name: Orange Red
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
OrangeRed
Relative luminance
0.205
Hue H
9°
Saturation S
87%
Lightness L
50%
Value V
93%
Temperature
Warm
Brightness
Dark
Chroma
Vivid
Hue family
Red
Contrast on white: 4.12:1 (AA body Fail / AAA Fail)
Contrast on black: 5.10:1 (AA body Pass / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#ee3211
Protanopia
#9d9b19
Deuteranopia
#a8b61b
Tritanopia
#e51f21
Achromatopsia
#666666
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.