black

#000000

#638BC7

#638BC7

Contrast Ratio

6.05:1

Delta E

67.4

Very Different

50:50 Mix

Color Values

Format #000000 #638BC7
HEX #000000 #638BC7
RGB 0, 0, 0 99, 139, 199
HSL 0.0, 0.0%, 0.0% 216.0, 47.2%, 58.4%
HSV 0.0, 0.0%, 0.0% 216.0, 50.3%, 78.0%
CMYK 0%, 0%, 0%, 100% 50.3%, 30.2%, 0.0%, 22.0%
OKLCH 0.0 0.0 0.0 0.6326 0.1014 258.3

Contrast & Accessibility

6.05:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #638BC7 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #638BC7

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #638BC7);
background: linear-gradient(135deg, #000000, #638BC7);

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