black

#000000

#2139B5

#2139B5

Contrast Ratio

2.32:1

Delta E

83.2

Very Different

50:50 Mix

Color Values

Format #000000 #2139B5
HEX #000000 #2139B5
RGB 0, 0, 0 33, 57, 181
HSL 0.0, 0.0%, 0.0% 230.3, 69.2%, 42.0%
HSV 0.0, 0.0%, 0.0% 230.3, 81.8%, 71.0%
CMYK 0%, 0%, 0%, 100% 81.8%, 68.5%, 0.0%, 29.0%
OKLCH 0.0 0.0 0.0 0.4188 0.196 267.6

Contrast & Accessibility

2.32:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #2139B5 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #2139B5

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #2139B5);
background: linear-gradient(135deg, #000000, #2139B5);

Explore Each Color

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