black

#000000

#557FC7

#557FC7

Contrast Ratio

5.25:1

Delta E

68.06

Very Different

50:50 Mix

Color Values

Format #000000 #557FC7
HEX #000000 #557FC7
RGB 0, 0, 0 85, 127, 199
HSL 0.0, 0.0%, 0.0% 217.9, 50.4%, 55.7%
HSV 0.0, 0.0%, 0.0% 217.9, 57.3%, 78.0%
CMYK 0%, 0%, 0%, 100% 57.3%, 36.2%, 0.0%, 22.0%
OKLCH 0.0 0.0 0.0 0.5986 0.1201 260.6

Contrast & Accessibility

5.25:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #557FC7 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #557FC7

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #557FC7);
background: linear-gradient(135deg, #000000, #557FC7);

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