black

#000000

#EC2513

#EC2513

Contrast Ratio

4.84:1

Delta E

105.46

Very Different

50:50 Mix

Color Values

Format #000000 #EC2513
HEX #000000 #EC2513
RGB 0, 0, 0 236, 37, 19
HSL 0.0, 0.0%, 0.0% 5.0, 85.1%, 50.0%
HSV 0.0, 0.0%, 0.0% 5.0, 91.9%, 92.5%
CMYK 0%, 0%, 0%, 100% 0.0%, 84.3%, 91.9%, 7.5%
OKLCH 0.0 0.0 0.0 0.6045 0.2312 30.1

Contrast & Accessibility

4.84:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #EC2513 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #EC2513

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #EC2513);
background: linear-gradient(135deg, #000000, #EC2513);

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