#ef030a VS #000000

Comparison Report

red Color A
Uber Black Color B
Contrast Ratio 4.68:1 AA Passed
Difference (Delta E) 0%

Not perceptible by human eyes.

Mixed Color
#731A0D

Technical Comparison

Metric
red
Uber Black
RGB
239, 3, 10
0, 0, 0
HSL
358°, 98%, 47%
0°, 0%, 0%
CMYK
0, 99, 96, 6
0, 0, 0, 100
Brightness
29%
0%