black

#000000

#688ACE

#688ACE

Contrast Ratio

6.12:1

Delta E

69.81

Very Different

50:50 Mix

Color Values

Format #000000 #688ACE
HEX #000000 #688ACE
RGB 0, 0, 0 104, 138, 206
HSL 0.0, 0.0%, 0.0% 220.0, 51.0%, 60.8%
HSV 0.0, 0.0%, 0.0% 220.0, 49.5%, 80.8%
CMYK 0%, 0%, 0%, 100% 49.5%, 33.0%, 0.0%, 19.2%
OKLCH 0.0 0.0 0.0 0.6369 0.1098 263.4

Contrast & Accessibility

6.12:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #688ACE → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #688ACE

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #688ACE);
background: linear-gradient(135deg, #000000, #688ACE);

Explore Each Color

Related Comparisons