black

#000000

#637CE7

#637CE7

Contrast Ratio

5.57:1

Delta E

82.28

Very Different

50:50 Mix

Color Values

Format #000000 #637CE7
HEX #000000 #637CE7
RGB 0, 0, 0 99, 124, 231
HSL 0.0, 0.0%, 0.0% 228.6, 73.3%, 64.7%
HSV 0.0, 0.0%, 0.0% 228.6, 57.1%, 90.6%
CMYK 0%, 0%, 0%, 100% 57.1%, 46.3%, 0.0%, 9.4%
OKLCH 0.0 0.0 0.0 0.6194 0.1631 271.1

Contrast & Accessibility

5.57:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #637CE7 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #637CE7

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #637CE7);
background: linear-gradient(135deg, #000000, #637CE7);

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