black

#000000

#558FB5

#558FB5

Contrast Ratio

5.98:1

Delta E

63.03

Very Different

50:50 Mix

Color Values

Format #000000 #558FB5
HEX #000000 #558FB5
RGB 0, 0, 0 85, 143, 181
HSL 0.0, 0.0%, 0.0% 203.8, 39.3%, 52.2%
HSV 0.0, 0.0%, 0.0% 203.8, 53.0%, 71.0%
CMYK 0%, 0%, 0%, 100% 53.0%, 21.0%, 0.0%, 29.0%
OKLCH 0.0 0.0 0.0 0.6257 0.0838 238.8

Contrast & Accessibility

5.98:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #558FB5 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #558FB5

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #558FB5);
background: linear-gradient(135deg, #000000, #558FB5);

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