black

#000000

#307BA4

#307BA4

Contrast Ratio

4.49:1

Delta E

57.38

Very Different

50:50 Mix

Color Values

Format #000000 #307BA4
HEX #000000 #307BA4
RGB 0, 0, 0 48, 123, 164
HSL 0.0, 0.0%, 0.0% 201.2, 54.7%, 41.6%
HSV 0.0, 0.0%, 0.0% 201.2, 70.7%, 64.3%
CMYK 0%, 0%, 0%, 100% 70.7%, 25.0%, 0.0%, 35.7%
OKLCH 0.0 0.0 0.0 0.5548 0.0968 236.3

Contrast & Accessibility

4.49:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #307BA4 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #307BA4

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #307BA4);
background: linear-gradient(135deg, #000000, #307BA4);

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