black

#000000

#EF3032

#EF3032

Contrast Ratio

5.14:1

Delta E

99.17

Very Different

50:50 Mix

Color Values

Format #000000 #EF3032
HEX #000000 #EF3032
RGB 0, 0, 0 239, 48, 50
HSL 0.0, 0.0%, 0.0% 359.4, 85.7%, 56.3%
HSV 0.0, 0.0%, 0.0% 359.4, 79.9%, 93.7%
CMYK 0%, 0%, 0%, 100% 0.0%, 79.9%, 79.1%, 6.3%
OKLCH 0.0 0.0 0.0 0.6187 0.2248 26.5

Contrast & Accessibility

5.14:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #EF3032 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #EF3032

Color Difference (Delta E)

99.17 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, #EF3032);
background: linear-gradient(135deg, #000000, #EF3032);

Explore Each Color

Related Comparisons