black

#000000

#F03531

#F03531

Contrast Ratio

5.26:1

Delta E

99.36

Very Different

50:50 Mix

Color Values

Format #000000 #F03531
HEX #000000 #F03531
RGB 0, 0, 0 240, 53, 49
HSL 0.0, 0.0%, 0.0% 1.3, 86.4%, 56.7%
HSV 0.0, 0.0%, 0.0% 1.3, 79.6%, 94.1%
CMYK 0%, 0%, 0%, 100% 0.0%, 77.9%, 79.6%, 5.9%
OKLCH 0.0 0.0 0.0 0.6238 0.2225 27.4

Contrast & Accessibility

5.26:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #F03531 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #F03531

Color Difference (Delta E)

99.36 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, #F03531);
background: linear-gradient(135deg, #000000, #F03531);

Explore Each Color

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