black

#000000

#B01D3D

#B01D3D

Contrast Ratio

3.09:1

Delta E

72.54

Very Different

50:50 Mix

Color Values

Format #000000 #B01D3D
HEX #000000 #B01D3D
RGB 0, 0, 0 176, 29, 61
HSL 0.0, 0.0%, 0.0% 346.9, 71.7%, 40.2%
HSV 0.0, 0.0%, 0.0% 346.9, 83.5%, 69.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 83.5%, 65.3%, 31.0%
OKLCH 0.0 0.0 0.0 0.4937 0.1796 16.0

Contrast & Accessibility

3.09:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B01D3D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #B01D3D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #B01D3D);
background: linear-gradient(135deg, #000000, #B01D3D);

Explore Each Color

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