black

#000000

#E21D45

#E21D45

Contrast Ratio

4.5:1

Delta E

91.81

Very Different

50:50 Mix

#6D1D25

Color Values

Format #000000 #E21D45
HEX #000000 #E21D45
RGB 0, 0, 0 226, 29, 69
HSL 0.0, 0.0%, 0.0% 347.8, 77.3%, 50.0%
HSV 0.0, 0.0%, 0.0% 347.8, 87.2%, 88.6%
CMYK 0%, 0%, 0%, 100% 0.0%, 87.2%, 69.5%, 11.4%
OKLCH 0.0 0.0 0.0 0.5872 0.2229 18.6

Contrast & Accessibility

4.5:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #E21D45 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #E21D45

Color Difference (Delta E)

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

Gradient

#000000 #281111 #49181B #6D1D25 #92202F #B9203A #E21D45

Color Mixing

#000000

100%

#381516

75:25

#6D1D25

50:50

#A62035

25:75

#E21D45

100%

CSS Gradient Code

background: linear-gradient(to right, #000000, #E21D45);
background: linear-gradient(135deg, #000000, #E21D45);

Explore Each Color

black

View full color details

#E21D45

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