black

#000000

#2181C2

#2181C2

Contrast Ratio

4.98:1

Delta E

66.39

Very Different

50:50 Mix

Color Values

Format #000000 #2181C2
HEX #000000 #2181C2
RGB 0, 0, 0 33, 129, 194
HSL 0.0, 0.0%, 0.0% 204.2, 70.9%, 44.5%
HSV 0.0, 0.0%, 0.0% 204.2, 83.0%, 76.1%
CMYK 0%, 0%, 0%, 100% 83.0%, 33.5%, 0.0%, 23.9%
OKLCH 0.0 0.0 0.0 0.5814 0.1309 244.2

Contrast & Accessibility

4.98:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #2181C2 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #2181C2

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #2181C2);
background: linear-gradient(135deg, #000000, #2181C2);

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