black

#000000

#138CB2

#138CB2

Contrast Ratio

5.42:1

Delta E

63.49

Very Different

50:50 Mix

Color Values

Format #000000 #138CB2
HEX #000000 #138CB2
RGB 0, 0, 0 19, 140, 178
HSL 0.0, 0.0%, 0.0% 194.3, 80.7%, 38.6%
HSV 0.0, 0.0%, 0.0% 194.3, 89.3%, 69.8%
CMYK 0%, 0%, 0%, 100% 89.3%, 21.3%, 0.0%, 30.2%
OKLCH 0.0 0.0 0.0 0.5975 0.1108 226.4

Contrast & Accessibility

5.42:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #138CB2 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #138CB2

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #138CB2);
background: linear-gradient(135deg, #000000, #138CB2);

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