black

#000000

#155DB8

#155DB8

Contrast Ratio

3.29:1

Delta E

68.75

Very Different

50:50 Mix

Color Values

Format #000000 #155DB8
HEX #000000 #155DB8
RGB 0, 0, 0 21, 93, 184
HSL 0.0, 0.0%, 0.0% 213.5, 79.5%, 40.2%
HSV 0.0, 0.0%, 0.0% 213.5, 88.6%, 72.2%
CMYK 0%, 0%, 0%, 100% 88.6%, 49.5%, 0.0%, 27.8%
OKLCH 0.0 0.0 0.0 0.4898 0.1593 257.1

Contrast & Accessibility

3.29:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #155DB8 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #155DB8

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #155DB8);
background: linear-gradient(135deg, #000000, #155DB8);

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