black

#000000

#307EDF

#307EDF

Contrast Ratio

5.18:1

Delta E

77.77

Very Different

50:50 Mix

Color Values

Format #000000 #307EDF
HEX #000000 #307EDF
RGB 0, 0, 0 48, 126, 223
HSL 0.0, 0.0%, 0.0% 213.3, 73.2%, 53.1%
HSV 0.0, 0.0%, 0.0% 213.3, 78.5%, 87.5%
CMYK 0%, 0%, 0%, 100% 78.5%, 43.5%, 0.0%, 12.5%
OKLCH 0.0 0.0 0.0 0.5959 0.1659 255.9

Contrast & Accessibility

5.18:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #307EDF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #307EDF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

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