black

#000000

#218EB1

#218EB1

Contrast Ratio

5.57:1

Delta E

63.48

Very Different

50:50 Mix

Color Values

Format #000000 #218EB1
HEX #000000 #218EB1
RGB 0, 0, 0 33, 142, 177
HSL 0.0, 0.0%, 0.0% 194.6, 68.6%, 41.2%
HSV 0.0, 0.0%, 0.0% 194.6, 81.4%, 69.4%
CMYK 0%, 0%, 0%, 100% 81.4%, 19.8%, 0.0%, 30.6%
OKLCH 0.0 0.0 0.0 0.604 0.1059 225.2

Contrast & Accessibility

5.57:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #218EB1 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #218EB1

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #218EB1);
background: linear-gradient(135deg, #000000, #218EB1);

Explore Each Color

Related Comparisons