black

#000000

#307BC2

#307BC2

Contrast Ratio

4.74:1

Delta E

66.64

Very Different

50:50 Mix

Color Values

Format #000000 #307BC2
HEX #000000 #307BC2
RGB 0, 0, 0 48, 123, 194
HSL 0.0, 0.0%, 0.0% 209.2, 60.3%, 47.5%
HSV 0.0, 0.0%, 0.0% 209.2, 75.3%, 76.1%
CMYK 0%, 0%, 0%, 100% 75.3%, 36.6%, 0.0%, 23.9%
OKLCH 0.0 0.0 0.0 0.5712 0.132 250.3

Contrast & Accessibility

4.74:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #307BC2 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #307BC2

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #307BC2);
background: linear-gradient(135deg, #000000, #307BC2);

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