black

#000000

#307AB7

#307AB7

Contrast Ratio

4.59:1

Delta E

62.82

Very Different

50:50 Mix

Color Values

Format #000000 #307AB7
HEX #000000 #307AB7
RGB 0, 0, 0 48, 122, 183
HSL 0.0, 0.0%, 0.0% 207.1, 58.4%, 45.3%
HSV 0.0, 0.0%, 0.0% 207.1, 73.8%, 71.8%
CMYK 0%, 0%, 0%, 100% 73.8%, 33.3%, 0.0%, 28.2%
OKLCH 0.0 0.0 0.0 0.5626 0.1193 247.0

Contrast & Accessibility

4.59:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #307AB7 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #307AB7

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #307AB7);
background: linear-gradient(135deg, #000000, #307AB7);

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