#FF5447
Approximate name: Tomato
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
Tomato
Relative luminance
0.281
Hue H
4°
Saturation S
100%
Lightness L
64%
Value V
100%
Temperature
Warm
Brightness
Dark
Chroma
Vivid
Hue family
Red
Contrast on white: 3.18:1 (AA body Fail / AAA Fail)
Contrast on black: 6.61:1 (AA body Pass / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#ff5447
Protanopia
#b5b34a
Deuteranopia
#bfcc4b
Tritanopia
#f64d4d
Achromatopsia
#868686
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.