black

#000000

#555F7F

#555F7F

Contrast Ratio

3.33:1

Delta E

45.15

Very Different

50:50 Mix

Color Values

Format #000000 #555F7F
HEX #000000 #555F7F
RGB 0, 0, 0 85, 95, 127
HSL 0.0, 0.0%, 0.0% 225.7, 19.8%, 41.6%
HSV 0.0, 0.0%, 0.0% 225.7, 33.1%, 49.8%
CMYK 0%, 0%, 0%, 100% 33.1%, 25.2%, 0.0%, 50.2%
OKLCH 0.0 0.0 0.0 0.4899 0.053 270.9

Contrast & Accessibility

3.33:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #555F7F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #555F7F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #555F7F);
background: linear-gradient(135deg, #000000, #555F7F);

Explore Each Color

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