black

#000000

#309BBA

#309BBA

Contrast Ratio

6.52:1

Delta E

67.36

Very Different

50:50 Mix

Color Values

Format #000000 #309BBA
HEX #000000 #309BBA
RGB 0, 0, 0 48, 155, 186
HSL 0.0, 0.0%, 0.0% 193.5, 59.0%, 45.9%
HSV 0.0, 0.0%, 0.0% 193.5, 74.2%, 72.9%
CMYK 0%, 0%, 0%, 100% 74.2%, 16.7%, 0.0%, 27.1%
OKLCH 0.0 0.0 0.0 0.6432 0.1041 221.6

Contrast & Accessibility

6.52:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #309BBA → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #309BBA

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #309BBA);
background: linear-gradient(135deg, #000000, #309BBA);

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