black

#000000

#156F9B

#156F9B

Contrast Ratio

3.78:1

Delta E

54.51

Very Different

50:50 Mix

Color Values

Format #000000 #156F9B
HEX #000000 #156F9B
RGB 0, 0, 0 21, 111, 155
HSL 0.0, 0.0%, 0.0% 199.7, 76.1%, 34.5%
HSV 0.0, 0.0%, 0.0% 199.7, 86.5%, 60.8%
CMYK 0%, 0%, 0%, 100% 86.5%, 28.4%, 0.0%, 39.2%
OKLCH 0.0 0.0 0.0 0.5137 0.1045 236.6

Contrast & Accessibility

3.78:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #156F9B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #156F9B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #156F9B);
background: linear-gradient(135deg, #000000, #156F9B);

Explore Each Color

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