black

#000000

#399DAF

#399DAF

Contrast Ratio

6.62:1

Delta E

66.6

Very Different

50:50 Mix

Color Values

Format #000000 #399DAF
HEX #000000 #399DAF
RGB 0, 0, 0 57, 157, 175
HSL 0.0, 0.0%, 0.0% 189.2, 50.9%, 45.5%
HSV 0.0, 0.0%, 0.0% 189.2, 67.4%, 68.6%
CMYK 0%, 0%, 0%, 100% 67.4%, 10.3%, 0.0%, 31.4%
OKLCH 0.0 0.0 0.0 0.6459 0.0941 211.8

Contrast & Accessibility

6.62:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #399DAF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #399DAF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

Explore Each Color

Related Comparisons