black

#000000

#399DCB

#399DCB

Contrast Ratio

6.86:1

Delta E

70.24

Very Different

50:50 Mix

Color Values

Format #000000 #399DCB
HEX #000000 #399DCB
RGB 0, 0, 0 57, 157, 203
HSL 0.0, 0.0%, 0.0% 198.9, 58.4%, 51.0%
HSV 0.0, 0.0%, 0.0% 198.9, 71.9%, 79.6%
CMYK 0%, 0%, 0%, 100% 71.9%, 22.7%, 0.0%, 20.4%
OKLCH 0.0 0.0 0.0 0.6581 0.1133 232.3

Contrast & Accessibility

6.86:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #399DCB → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #399DCB

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #399DCB);
background: linear-gradient(135deg, #000000, #399DCB);

Explore Each Color

Related Comparisons