#A00D25
Approximate name: Fire Brick
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
FireBrick
Relative luminance
0.079
Hue H
350°
Saturation S
85%
Lightness L
34%
Value V
63%
Temperature
Warm
Brightness
Dark
Chroma
Vivid
Hue family
Red
Contrast on white: 8.14:1 (AA body Pass / AAA Pass)
Contrast on black: 2.58:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#a00d25
Protanopia
#605f1f
Deuteranopia
#69741e
Tritanopia
#991b1a
Achromatopsia
#3c3c3c
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.