#d7300a VS #000000

Comparison Report

firebrick Color A
Uber Black Color B
Contrast Ratio 4.31:1 Fail (Normal Text)
Difference (Delta E) 0%

Not perceptible by human eyes.

Mixed Color
#68210E

Technical Comparison

Metric
firebrick
Uber Black
RGB
215, 48, 10
0, 0, 0
HSL
11°, 91%, 44%
0°, 0%, 0%
CMYK
0, 78, 95, 16
0, 0, 0, 100
Brightness
37%
0%