black

#000000

#637ECD

#637ECD

Contrast Ratio

5.4:1

Delta E

70.76

Very Different

50:50 Mix

Color Values

Format #000000 #637ECD
HEX #000000 #637ECD
RGB 0, 0, 0 99, 126, 205
HSL 0.0, 0.0%, 0.0% 224.7, 51.5%, 59.6%
HSV 0.0, 0.0%, 0.0% 224.7, 51.7%, 80.4%
CMYK 0%, 0%, 0%, 100% 51.7%, 38.5%, 0.0%, 19.6%
OKLCH 0.0 0.0 0.0 0.6079 0.1244 268.3

Contrast & Accessibility

5.4:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #637ECD → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #637ECD

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

Explore Each Color

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