black

#000000

#D33B2C

#D33B2C

Contrast Ratio

4.43:1

Delta E

87.51

Very Different

50:50 Mix

Color Values

Format #000000 #D33B2C
HEX #000000 #D33B2C
RGB 0, 0, 0 211, 59, 44
HSL 0.0, 0.0%, 0.0% 5.4, 65.5%, 50.0%
HSV 0.0, 0.0%, 0.0% 5.4, 79.1%, 82.7%
CMYK 0%, 0%, 0%, 100% 0.0%, 72.0%, 79.1%, 17.3%
OKLCH 0.0 0.0 0.0 0.5781 0.1912 29.7

Contrast & Accessibility

4.43:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #D33B2C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #D33B2C

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #D33B2C);
background: linear-gradient(135deg, #000000, #D33B2C);

Explore Each Color

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