black

#000000

#2173C8

#2173C8

Contrast Ratio

4.35:1

Delta E

70.29

Very Different

50:50 Mix

Color Values

Format #000000 #2173C8
HEX #000000 #2173C8
RGB 0, 0, 0 33, 115, 200
HSL 0.0, 0.0%, 0.0% 210.5, 71.7%, 45.7%
HSV 0.0, 0.0%, 0.0% 210.5, 83.5%, 78.4%
CMYK 0%, 0%, 0%, 100% 83.5%, 42.5%, 0.0%, 21.6%
OKLCH 0.0 0.0 0.0 0.5527 0.1523 253.3

Contrast & Accessibility

4.35:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #2173C8 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #2173C8

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #2173C8);
background: linear-gradient(135deg, #000000, #2173C8);

Explore Each Color

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