black

#000000

#566EB5

#566EB5

Contrast Ratio

4.29:1

Delta E

63.52

Very Different

50:50 Mix

Color Values

Format #000000 #566EB5
HEX #000000 #566EB5
RGB 0, 0, 0 86, 110, 181
HSL 0.0, 0.0%, 0.0% 224.8, 39.1%, 52.4%
HSV 0.0, 0.0%, 0.0% 224.8, 52.5%, 71.0%
CMYK 0%, 0%, 0%, 100% 52.5%, 39.2%, 0.0%, 29.0%
OKLCH 0.0 0.0 0.0 0.5522 0.1144 268.4

Contrast & Accessibility

4.29:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #566EB5 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #566EB5

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #566EB5);
background: linear-gradient(135deg, #000000, #566EB5);

Explore Each Color

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