black

#000000

#518FAC

#518FAC

Contrast Ratio

5.87:1

Delta E

61.5

Very Different

50:50 Mix

Color Values

Format #000000 #518FAC
HEX #000000 #518FAC
RGB 0, 0, 0 81, 143, 172
HSL 0.0, 0.0%, 0.0% 199.1, 36.0%, 49.6%
HSV 0.0, 0.0%, 0.0% 199.1, 52.9%, 67.5%
CMYK 0%, 0%, 0%, 100% 52.9%, 16.9%, 0.0%, 32.5%
OKLCH 0.0 0.0 0.0 0.6198 0.0776 230.0

Contrast & Accessibility

5.87:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #518FAC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #518FAC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #518FAC);
background: linear-gradient(135deg, #000000, #518FAC);

Explore Each Color

Related Comparisons