black

#000000

#557EB4

#557EB4

Contrast Ratio

5.03:1

Delta E

61.53

Very Different

50:50 Mix

Color Values

Format #000000 #557EB4
HEX #000000 #557EB4
RGB 0, 0, 0 85, 126, 180
HSL 0.0, 0.0%, 0.0% 214.1, 38.8%, 52.0%
HSV 0.0, 0.0%, 0.0% 214.1, 52.8%, 70.6%
CMYK 0%, 0%, 0%, 100% 52.8%, 30.0%, 0.0%, 29.4%
OKLCH 0.0 0.0 0.0 0.5863 0.0953 255.7

Contrast & Accessibility

5.03:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #557EB4 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #557EB4

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #557EB4);
background: linear-gradient(135deg, #000000, #557EB4);

Explore Each Color

Related Comparisons