black

#000000

#557ECC

#557ECC

Contrast Ratio

5.24:1

Delta E

70.11

Very Different

50:50 Mix

Color Values

Format #000000 #557ECC
HEX #000000 #557ECC
RGB 0, 0, 0 85, 126, 204
HSL 0.0, 0.0%, 0.0% 219.3, 53.8%, 56.7%
HSV 0.0, 0.0%, 0.0% 219.3, 58.3%, 80.0%
CMYK 0%, 0%, 0%, 100% 58.3%, 38.2%, 0.0%, 20.0%
OKLCH 0.0 0.0 0.0 0.5993 0.1281 262.2

Contrast & Accessibility

5.24:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #557ECC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #557ECC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #557ECC);
background: linear-gradient(135deg, #000000, #557ECC);

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