black

#000000

#E21D3F

#E21D3F

Contrast Ratio

4.48:1

Delta E

92.79

Very Different

50:50 Mix

#6D1D22

Color Values

Format #000000 #E21D3F
HEX #000000 #E21D3F
RGB 0, 0, 0 226, 29, 63
HSL 0.0, 0.0%, 0.0% 349.6, 77.3%, 50.0%
HSV 0.0, 0.0%, 0.0% 349.6, 87.2%, 88.6%
CMYK 0%, 0%, 0%, 100% 0.0%, 87.2%, 72.1%, 11.4%
OKLCH 0.0 0.0 0.0 0.5862 0.2231 20.4

Contrast & Accessibility

4.48:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #E21D3F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #E21D3F

Color Difference (Delta E)

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

Gradient

#000000 #28110F #491819 #6D1D22 #921F2C #B92035 #E21D3F

Color Mixing

#000000

100%

#381515

75:25

#6D1D22

50:50

#A62030

25:75

#E21D3F

100%

CSS Gradient Code

background: linear-gradient(to right, #000000, #E21D3F);
background: linear-gradient(135deg, #000000, #E21D3F);

Explore Each Color

black

View full color details

#E21D3F

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