black

#000000

#2273B0

#2273B0

Contrast Ratio

4.15:1

Delta E

60.9

Very Different

50:50 Mix

Color Values

Format #000000 #2273B0
HEX #000000 #2273B0
RGB 0, 0, 0 34, 115, 176
HSL 0.0, 0.0%, 0.0% 205.8, 67.6%, 41.2%
HSV 0.0, 0.0%, 0.0% 205.8, 80.7%, 69.0%
CMYK 0%, 0%, 0%, 100% 80.7%, 34.7%, 0.0%, 31.0%
OKLCH 0.0 0.0 0.0 0.5381 0.1218 246.1

Contrast & Accessibility

4.15:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #2273B0 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #2273B0

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #2273B0);
background: linear-gradient(135deg, #000000, #2273B0);

Explore Each Color

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