black

#000000

#247F9B

#247F9B

Contrast Ratio

4.58:1

Delta E

56.72

Very Different

50:50 Mix

Color Values

Format #000000 #247F9B
HEX #000000 #247F9B
RGB 0, 0, 0 36, 127, 155
HSL 0.0, 0.0%, 0.0% 194.1, 62.3%, 37.5%
HSV 0.0, 0.0%, 0.0% 194.1, 76.8%, 60.8%
CMYK 0%, 0%, 0%, 100% 76.8%, 18.1%, 0.0%, 39.2%
OKLCH 0.0 0.0 0.0 0.557 0.0923 223.2

Contrast & Accessibility

4.58:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #247F9B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #247F9B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #247F9B);
background: linear-gradient(135deg, #000000, #247F9B);

Explore Each Color

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