black

#000000

#647779

#647779

Contrast Ratio

4.46:1

Delta E

49.16

Very Different

50:50 Mix

Color Values

Format #000000 #647779
HEX #000000 #647779
RGB 0, 0, 0 100, 119, 121
HSL 0.0, 0.0%, 0.0% 185.7, 9.5%, 43.3%
HSV 0.0, 0.0%, 0.0% 185.7, 17.4%, 47.5%
CMYK 0%, 0%, 0%, 100% 17.4%, 1.7%, 0.0%, 52.5%
OKLCH 0.0 0.0 0.0 0.5546 0.0226 204.3

Contrast & Accessibility

4.46:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #647779 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #647779

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #647779);
background: linear-gradient(135deg, #000000, #647779);

Explore Each Color

Related Comparisons