black

#000000

#2580B2

#2580B2

Contrast Ratio

4.81:1

Delta E

61.59

Very Different

50:50 Mix

Color Values

Format #000000 #2580B2
HEX #000000 #2580B2
RGB 0, 0, 0 37, 128, 178
HSL 0.0, 0.0%, 0.0% 201.3, 65.6%, 42.2%
HSV 0.0, 0.0%, 0.0% 201.3, 79.2%, 69.8%
CMYK 0%, 0%, 0%, 100% 79.2%, 28.1%, 0.0%, 30.2%
OKLCH 0.0 0.0 0.0 0.5711 0.1126 238.1

Contrast & Accessibility

4.81:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #2580B2 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #2580B2

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #2580B2);
background: linear-gradient(135deg, #000000, #2580B2);

Explore Each Color

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