black

#000000

#578BA3

#578BA3

Contrast Ratio

5.63:1

Delta E

59.08

Very Different

50:50 Mix

Color Values

Format #000000 #578BA3
HEX #000000 #578BA3
RGB 0, 0, 0 87, 139, 163
HSL 0.0, 0.0%, 0.0% 198.9, 30.4%, 49.0%
HSV 0.0, 0.0%, 0.0% 198.9, 46.6%, 63.9%
CMYK 0%, 0%, 0%, 100% 46.6%, 14.7%, 0.0%, 36.1%
OKLCH 0.0 0.0 0.0 0.6095 0.0664 229.0

Contrast & Accessibility

5.63:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #578BA3 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #578BA3

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #578BA3);
background: linear-gradient(135deg, #000000, #578BA3);

Explore Each Color

Related Comparisons