black

#000000

#2178A8

#2178A8

Contrast Ratio

4.32:1

Delta E

58.44

Very Different

50:50 Mix

Color Values

Format #000000 #2178A8
HEX #000000 #2178A8
RGB 0, 0, 0 33, 120, 168
HSL 0.0, 0.0%, 0.0% 201.3, 67.2%, 39.4%
HSV 0.0, 0.0%, 0.0% 201.3, 80.4%, 65.9%
CMYK 0%, 0%, 0%, 100% 80.4%, 28.6%, 0.0%, 34.1%
OKLCH 0.0 0.0 0.0 0.5454 0.1087 238.4

Contrast & Accessibility

4.32:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #2178A8 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #2178A8

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #2178A8);
background: linear-gradient(135deg, #000000, #2178A8);

Explore Each Color

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