black

#000000

#278DB4

#278DB4

Contrast Ratio

5.56:1

Delta E

63.65

Very Different

50:50 Mix

Color Values

Format #000000 #278DB4
HEX #000000 #278DB4
RGB 0, 0, 0 39, 141, 180
HSL 0.0, 0.0%, 0.0% 196.6, 64.4%, 42.9%
HSV 0.0, 0.0%, 0.0% 196.6, 78.3%, 70.6%
CMYK 0%, 0%, 0%, 100% 78.3%, 21.7%, 0.0%, 29.4%
OKLCH 0.0 0.0 0.0 0.6042 0.1067 228.8

Contrast & Accessibility

5.56:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #278DB4 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #278DB4

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #278DB4);
background: linear-gradient(135deg, #000000, #278DB4);

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