black

#000000

#288AB3

#288AB3

Contrast Ratio

5.38:1

Delta E

62.92

Very Different

50:50 Mix

Color Values

Format #000000 #288AB3
HEX #000000 #288AB3
RGB 0, 0, 0 40, 138, 179
HSL 0.0, 0.0%, 0.0% 197.7, 63.5%, 42.9%
HSV 0.0, 0.0%, 0.0% 197.7, 77.7%, 70.2%
CMYK 0%, 0%, 0%, 100% 77.7%, 22.9%, 0.0%, 29.8%
OKLCH 0.0 0.0 0.0 0.5966 0.1068 230.9

Contrast & Accessibility

5.38:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #288AB3 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #288AB3

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #288AB3);
background: linear-gradient(135deg, #000000, #288AB3);

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