black

#000000

#E13331

#E13331

Contrast Ratio

4.72:1

Delta E

93.21

Very Different

50:50 Mix

Color Values

Format #000000 #E13331
HEX #000000 #E13331
RGB 0, 0, 0 225, 51, 49
HSL 0.0, 0.0%, 0.0% 0.7, 74.6%, 53.7%
HSV 0.0, 0.0%, 0.0% 0.7, 78.2%, 88.2%
CMYK 0%, 0%, 0%, 100% 0.0%, 77.3%, 78.2%, 11.8%
OKLCH 0.0 0.0 0.0 0.596 0.2101 26.9

Contrast & Accessibility

4.72:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #E13331 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #E13331

Color Difference (Delta E)

93.21 Very Different
0 — Identical 5 — Similar 25 — Noticeable 100 — Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #E13331);
background: linear-gradient(135deg, #000000, #E13331);

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