black

#000000

#2128C5

#2128C5

Contrast Ratio

2.17:1

Delta E

100.05

Very Different

50:50 Mix

Color Values

Format #000000 #2128C5
HEX #000000 #2128C5
RGB 0, 0, 0 33, 40, 197
HSL 0.0, 0.0%, 0.0% 237.4, 71.3%, 45.1%
HSV 0.0, 0.0%, 0.0% 237.4, 83.2%, 77.3%
CMYK 0%, 0%, 0%, 100% 83.2%, 79.7%, 0.0%, 22.7%
OKLCH 0.0 0.0 0.0 0.4113 0.2316 268.7

Contrast & Accessibility

2.17:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #2128C5 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #2128C5

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #2128C5);
background: linear-gradient(135deg, #000000, #2128C5);

Explore Each Color

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