black

#000000

#B13E2F

#B13E2F

Contrast Ratio

3.6:1

Delta E

71.43

Very Different

50:50 Mix

Color Values

Format #000000 #B13E2F
HEX #000000 #B13E2F
RGB 0, 0, 0 177, 62, 47
HSL 0.0, 0.0%, 0.0% 6.9, 58.0%, 43.9%
HSV 0.0, 0.0%, 0.0% 6.9, 73.4%, 69.4%
CMYK 0%, 0%, 0%, 100% 0.0%, 65.0%, 73.4%, 30.6%
OKLCH 0.0 0.0 0.0 0.5241 0.1527 30.3

Contrast & Accessibility

3.6:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B13E2F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #B13E2F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #B13E2F);
background: linear-gradient(135deg, #000000, #B13E2F);

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