black

#000000

#F52D0A

#F52D0A

Contrast Ratio

5.26:1

Delta E

109.74

Very Different

50:50 Mix

Color Values

Format #000000 #F52D0A
HEX #000000 #F52D0A
RGB 0, 0, 0 245, 45, 10
HSL 0.0, 0.0%, 0.0% 8.9, 92.2%, 50.0%
HSV 0.0, 0.0%, 0.0% 8.9, 95.9%, 96.1%
CMYK 0%, 0%, 0%, 100% 0.0%, 81.6%, 95.9%, 3.9%
OKLCH 0.0 0.0 0.0 0.625 0.2352 31.6

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: #F52D0A β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #F52D0A

Color Difference (Delta E)

109.74 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, #F52D0A);
background: linear-gradient(135deg, #000000, #F52D0A);

Explore Each Color

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