black

#000000

#DF3838

#DF3838

Contrast Ratio

4.76:1

Delta E

90.35

Very Different

50:50 Mix

Color Values

Format #000000 #DF3838
HEX #000000 #DF3838
RGB 0, 0, 0 223, 56, 56
HSL 0.0, 0.0%, 0.0% 0.0, 72.3%, 54.7%
HSV 0.0, 0.0%, 0.0% 0.0, 74.9%, 87.5%
CMYK 0%, 0%, 0%, 100% 0.0%, 74.9%, 74.9%, 12.5%
OKLCH 0.0 0.0 0.0 0.5974 0.2037 25.9

Contrast & Accessibility

4.76:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #DF3838 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #DF3838

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #DF3838);
background: linear-gradient(135deg, #000000, #DF3838);

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