black

#000000

#247AB4

#247AB4

Contrast Ratio

4.52:1

Delta E

61.99

Very Different

50:50 Mix

Color Values

Format #000000 #247AB4
HEX #000000 #247AB4
RGB 0, 0, 0 36, 122, 180
HSL 0.0, 0.0%, 0.0% 204.2, 66.7%, 42.4%
HSV 0.0, 0.0%, 0.0% 204.2, 80.0%, 70.6%
CMYK 0%, 0%, 0%, 100% 80.0%, 32.2%, 0.0%, 29.4%
OKLCH 0.0 0.0 0.0 0.5575 0.1198 243.4

Contrast & Accessibility

4.52:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #247AB4 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #247AB4

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #247AB4);
background: linear-gradient(135deg, #000000, #247AB4);

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