black

#000000

#155F9E

#155F9E

Contrast Ratio

3.16:1

Delta E

56.26

Very Different

50:50 Mix

Color Values

Format #000000 #155F9E
HEX #000000 #155F9E
RGB 0, 0, 0 21, 95, 158
HSL 0.0, 0.0%, 0.0% 207.6, 76.5%, 35.1%
HSV 0.0, 0.0%, 0.0% 207.6, 86.7%, 62.0%
CMYK 0%, 0%, 0%, 100% 86.7%, 39.9%, 0.0%, 38.0%
OKLCH 0.0 0.0 0.0 0.4762 0.1226 249.8

Contrast & Accessibility

3.16:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #155F9E → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #155F9E

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #155F9E);
background: linear-gradient(135deg, #000000, #155F9E);

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