black

#000000

#647ECF

#647ECF

Contrast Ratio

5.43:1

Delta E

71.58

Very Different

50:50 Mix

Color Values

Format #000000 #647ECF
HEX #000000 #647ECF
RGB 0, 0, 0 100, 126, 207
HSL 0.0, 0.0%, 0.0% 225.4, 52.7%, 60.2%
HSV 0.0, 0.0%, 0.0% 225.4, 51.7%, 81.2%
CMYK 0%, 0%, 0%, 100% 51.7%, 39.1%, 0.0%, 18.8%
OKLCH 0.0 0.0 0.0 0.6097 0.1269 269.0

Contrast & Accessibility

5.43:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #647ECF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #647ECF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #647ECF);
background: linear-gradient(135deg, #000000, #647ECF);

Explore Each Color

Related Comparisons