black

#000000

#247F7C

#247F7C

Contrast Ratio

4.4:1

Delta E

55.41

Very Different

50:50 Mix

Color Values

Format #000000 #247F7C
HEX #000000 #247F7C
RGB 0, 0, 0 36, 127, 124
HSL 0.0, 0.0%, 0.0% 178.0, 55.8%, 32.0%
HSV 0.0, 0.0%, 0.0% 178.0, 71.7%, 49.8%
CMYK 0%, 0%, 0%, 100% 71.7%, 0.0%, 2.4%, 50.2%
OKLCH 0.0 0.0 0.0 0.5442 0.0827 191.8

Contrast & Accessibility

4.4:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #247F7C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #247F7C

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #247F7C);
background: linear-gradient(135deg, #000000, #247F7C);

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