black

#000000

#2188B5

#2188B5

Contrast Ratio

5.25:1

Delta E

63.19

Very Different

50:50 Mix

Color Values

Format #000000 #2188B5
HEX #000000 #2188B5
RGB 0, 0, 0 33, 136, 181
HSL 0.0, 0.0%, 0.0% 198.2, 69.2%, 42.0%
HSV 0.0, 0.0%, 0.0% 198.2, 81.8%, 71.0%
CMYK 0%, 0%, 0%, 100% 81.8%, 24.9%, 0.0%, 29.0%
OKLCH 0.0 0.0 0.0 0.5913 0.1119 232.9

Contrast & Accessibility

5.25:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #2188B5 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #2188B5

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #2188B5);
background: linear-gradient(135deg, #000000, #2188B5);

Explore Each Color

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