black

#000000

#678AD1

#678AD1

Contrast Ratio

6.13:1

Delta E

70.82

Very Different

50:50 Mix

Color Values

Format #000000 #678AD1
HEX #000000 #678AD1
RGB 0, 0, 0 103, 138, 209
HSL 0.0, 0.0%, 0.0% 220.2, 53.5%, 61.2%
HSV 0.0, 0.0%, 0.0% 220.2, 50.7%, 82.0%
CMYK 0%, 0%, 0%, 100% 50.7%, 34.0%, 0.0%, 18.0%
OKLCH 0.0 0.0 0.0 0.6379 0.1144 263.5

Contrast & Accessibility

6.13:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #678AD1 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #678AD1

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #678AD1);
background: linear-gradient(135deg, #000000, #678AD1);

Explore Each Color

Related Comparisons