black

#000000

#228AB3

#228AB3

Contrast Ratio

5.35:1

Delta E

63.05

Very Different

50:50 Mix

Color Values

Format #000000 #228AB3
HEX #000000 #228AB3
RGB 0, 0, 0 34, 138, 179
HSL 0.0, 0.0%, 0.0% 197.0, 68.1%, 41.8%
HSV 0.0, 0.0%, 0.0% 197.0, 81.0%, 70.2%
CMYK 0%, 0%, 0%, 100% 81.0%, 22.9%, 0.0%, 29.8%
OKLCH 0.0 0.0 0.0 0.5954 0.1088 230.1

Contrast & Accessibility

5.35:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #228AB3 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #228AB3

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #228AB3);
background: linear-gradient(135deg, #000000, #228AB3);

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