black

#000000

#636DB8

#636DB8

Contrast Ratio

4.41:1

Delta E

65.41

Very Different

50:50 Mix

Color Values

Format #000000 #636DB8
HEX #000000 #636DB8
RGB 0, 0, 0 99, 109, 184
HSL 0.0, 0.0%, 0.0% 232.9, 37.4%, 55.5%
HSV 0.0, 0.0%, 0.0% 232.9, 46.2%, 72.2%
CMYK 0%, 0%, 0%, 100% 46.2%, 40.8%, 0.0%, 27.8%
OKLCH 0.0 0.0 0.0 0.5607 0.1162 276.2

Contrast & Accessibility

4.41:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #636DB8 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #636DB8

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #636DB8);
background: linear-gradient(135deg, #000000, #636DB8);

Explore Each Color

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