black

#000000

#637CF4

#637CF4

Contrast Ratio

5.72:1

Delta E

88.22

Very Different

50:50 Mix

Color Values

Format #000000 #637CF4
HEX #000000 #637CF4
RGB 0, 0, 0 99, 124, 244
HSL 0.0, 0.0%, 0.0% 229.7, 86.8%, 67.3%
HSV 0.0, 0.0%, 0.0% 229.7, 59.4%, 95.7%
CMYK 0%, 0%, 0%, 100% 59.4%, 49.2%, 0.0%, 4.3%
OKLCH 0.0 0.0 0.0 0.6278 0.1807 271.4

Contrast & Accessibility

5.72:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #637CF4 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #637CF4

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #637CF4);
background: linear-gradient(135deg, #000000, #637CF4);

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