black

#000000

#228AB5

#228AB5

Contrast Ratio

5.37:1

Delta E

63.45

Very Different

50:50 Mix

Color Values

Format #000000 #228AB5
HEX #000000 #228AB5
RGB 0, 0, 0 34, 138, 181
HSL 0.0, 0.0%, 0.0% 197.6, 68.4%, 42.2%
HSV 0.0, 0.0%, 0.0% 197.6, 81.2%, 71.0%
CMYK 0%, 0%, 0%, 100% 81.2%, 23.8%, 0.0%, 29.0%
OKLCH 0.0 0.0 0.0 0.5963 0.1106 231.4

Contrast & Accessibility

5.37:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #228AB5 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #228AB5

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #228AB5);
background: linear-gradient(135deg, #000000, #228AB5);

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