black

#000000

#A11E21

#A11E21

Contrast Ratio

2.72:1

Delta E

70.99

Very Different

50:50 Mix

Color Values

Format #000000 #A11E21
HEX #000000 #A11E21
RGB 0, 0, 0 161, 30, 33
HSL 0.0, 0.0%, 0.0% 358.6, 68.6%, 37.5%
HSV 0.0, 0.0%, 0.0% 358.6, 81.4%, 63.1%
CMYK 0%, 0%, 0%, 100% 0.0%, 81.4%, 79.5%, 36.9%
OKLCH 0.0 0.0 0.0 0.4618 0.1663 25.8

Contrast & Accessibility

2.72:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #A11E21 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #A11E21

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #A11E21);
background: linear-gradient(135deg, #000000, #A11E21);

Explore Each Color

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