black

#000000

#6399AF

#6399AF

Contrast Ratio

6.71:1

Delta E

63.85

Very Different

50:50 Mix

Color Values

Format #000000 #6399AF
HEX #000000 #6399AF
RGB 0, 0, 0 99, 153, 175
HSL 0.0, 0.0%, 0.0% 197.4, 32.2%, 53.7%
HSV 0.0, 0.0%, 0.0% 197.4, 43.4%, 68.6%
CMYK 0%, 0%, 0%, 100% 43.4%, 12.6%, 0.0%, 31.4%
OKLCH 0.0 0.0 0.0 0.6535 0.0658 225.7

Contrast & Accessibility

6.71:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #6399AF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #6399AF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #6399AF);
background: linear-gradient(135deg, #000000, #6399AF);

Explore Each Color

Related Comparisons