black

#000000

#2178CF

#2178CF

Contrast Ratio

4.65:1

Delta E

72.26

Very Different

50:50 Mix

Color Values

Format #000000 #2178CF
HEX #000000 #2178CF
RGB 0, 0, 0 33, 120, 207
HSL 0.0, 0.0%, 0.0% 210.0, 72.5%, 47.1%
HSV 0.0, 0.0%, 0.0% 210.0, 84.1%, 81.2%
CMYK 0%, 0%, 0%, 100% 84.1%, 42.0%, 0.0%, 18.8%
OKLCH 0.0 0.0 0.0 0.5686 0.1558 252.7

Contrast & Accessibility

4.65:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #2178CF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #2178CF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

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