black

#000000

#638AE4

#638AE4

Contrast Ratio

6.29:1

Delta E

77.86

Very Different

50:50 Mix

Color Values

Format #000000 #638AE4
HEX #000000 #638AE4
RGB 0, 0, 0 99, 138, 228
HSL 0.0, 0.0%, 0.0% 221.9, 70.5%, 64.1%
HSV 0.0, 0.0%, 0.0% 221.9, 56.6%, 89.4%
CMYK 0%, 0%, 0%, 100% 56.6%, 39.5%, 0.0%, 10.6%
OKLCH 0.0 0.0 0.0 0.646 0.142 265.0

Contrast & Accessibility

6.29:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #638AE4 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #638AE4

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #638AE4);
background: linear-gradient(135deg, #000000, #638AE4);

Explore Each Color

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