black

#000000

#F23029

#F23029

Contrast Ratio

5.23:1

Delta E

102.42

Very Different

50:50 Mix

Color Values

Format #000000 #F23029
HEX #000000 #F23029
RGB 0, 0, 0 242, 48, 41
HSL 0.0, 0.0%, 0.0% 2.1, 88.5%, 55.5%
HSV 0.0, 0.0%, 0.0% 2.1, 83.1%, 94.9%
CMYK 0%, 0%, 0%, 100% 0.0%, 80.2%, 83.1%, 5.1%
OKLCH 0.0 0.0 0.0 0.6232 0.2284 28.3

Contrast & Accessibility

5.23:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #F23029 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #F23029

Color Difference (Delta E)

102.42 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, #F23029);
background: linear-gradient(135deg, #000000, #F23029);

Explore Each Color

Related Comparisons