black

#000000

#C61F11

#C61F11

Contrast Ratio

3.61:1

Delta E

90.76

Very Different

50:50 Mix

Color Values

Format #000000 #C61F11
HEX #000000 #C61F11
RGB 0, 0, 0 198, 31, 17
HSL 0.0, 0.0%, 0.0% 4.6, 84.2%, 42.2%
HSV 0.0, 0.0%, 0.0% 4.6, 91.4%, 77.6%
CMYK 0%, 0%, 0%, 100% 0.0%, 84.3%, 91.4%, 22.4%
OKLCH 0.0 0.0 0.0 0.5309 0.2015 29.9

Contrast & Accessibility

3.61:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #C61F11 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #C61F11

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #C61F11);
background: linear-gradient(135deg, #000000, #C61F11);

Explore Each Color

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