black

#000000

#D42D2C

#D42D2C

Contrast Ratio

4.21:1

Delta E

89.35

Very Different

50:50 Mix

Color Values

Format #000000 #D42D2C
HEX #000000 #D42D2C
RGB 0, 0, 0 212, 45, 44
HSL 0.0, 0.0%, 0.0% 0.4, 66.1%, 50.2%
HSV 0.0, 0.0%, 0.0% 0.4, 79.2%, 83.1%
CMYK 0%, 0%, 0%, 100% 0.0%, 78.8%, 79.2%, 16.9%
OKLCH 0.0 0.0 0.0 0.5679 0.2029 26.9

Contrast & Accessibility

4.21:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #D42D2C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #D42D2C

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #D42D2C);
background: linear-gradient(135deg, #000000, #D42D2C);

Explore Each Color

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