black

#000000

#2579CE

#2579CE

Contrast Ratio

4.7:1

Delta E

71.64

Very Different

50:50 Mix

Color Values

Format #000000 #2579CE
HEX #000000 #2579CE
RGB 0, 0, 0 37, 121, 206
HSL 0.0, 0.0%, 0.0% 210.2, 69.5%, 47.6%
HSV 0.0, 0.0%, 0.0% 210.2, 82.0%, 80.8%
CMYK 0%, 0%, 0%, 100% 82.0%, 41.3%, 0.0%, 19.2%
OKLCH 0.0 0.0 0.0 0.5711 0.1525 252.6

Contrast & Accessibility

4.7:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #2579CE → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #2579CE

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #2579CE);
background: linear-gradient(135deg, #000000, #2579CE);

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