black

#000000

#D13F3C

#D13F3C

Contrast Ratio

4.49:1

Delta E

82.74

Very Different

50:50 Mix

Color Values

Format #000000 #D13F3C
HEX #000000 #D13F3C
RGB 0, 0, 0 209, 63, 60
HSL 0.0, 0.0%, 0.0% 1.2, 61.8%, 52.7%
HSV 0.0, 0.0%, 0.0% 1.2, 71.3%, 82.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 69.9%, 71.3%, 18.0%
OKLCH 0.0 0.0 0.0 0.5806 0.1834 25.9

Contrast & Accessibility

4.49:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #D13F3C β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #D13F3C

Color Difference (Delta E)

82.74 Very Different
0 β€” Identical 5 β€” Similar 25 β€” Noticeable 100 β€” Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #D13F3C);
background: linear-gradient(135deg, #000000, #D13F3C);

Explore Each Color

Related Comparisons