black

#000000

#557ECB

#557ECB

Contrast Ratio

5.23:1

Delta E

69.72

Very Different

50:50 Mix

Color Values

Format #000000 #557ECB
HEX #000000 #557ECB
RGB 0, 0, 0 85, 126, 203
HSL 0.0, 0.0%, 0.0% 219.2, 53.2%, 56.5%
HSV 0.0, 0.0%, 0.0% 219.2, 58.1%, 79.6%
CMYK 0%, 0%, 0%, 100% 58.1%, 37.9%, 0.0%, 20.4%
OKLCH 0.0 0.0 0.0 0.5987 0.1267 262.0

Contrast & Accessibility

5.23:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #557ECB → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #557ECB

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

Explore Each Color

Related Comparisons