black

#000000

#F73530

#F73530

Contrast Ratio

5.51:1

Delta E

102.5

Very Different

50:50 Mix

Color Values

Format #000000 #F73530
HEX #000000 #F73530
RGB 0, 0, 0 247, 53, 48
HSL 0.0, 0.0%, 0.0% 1.5, 92.6%, 57.8%
HSV 0.0, 0.0%, 0.0% 1.5, 80.6%, 96.9%
CMYK 0%, 0%, 0%, 100% 0.0%, 78.5%, 80.6%, 3.1%
OKLCH 0.0 0.0 0.0 0.636 0.2289 27.7

Contrast & Accessibility

5.51:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #F73530 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #F73530

Color Difference (Delta E)

102.5 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, #F73530);
background: linear-gradient(135deg, #000000, #F73530);

Explore Each Color

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