black

#000000

#399AB3

#399AB3

Contrast Ratio

6.45:1

Delta E

66.0

Very Different

50:50 Mix

Color Values

Format #000000 #399AB3
HEX #000000 #399AB3
RGB 0, 0, 0 57, 154, 179
HSL 0.0, 0.0%, 0.0% 192.3, 51.7%, 46.3%
HSV 0.0, 0.0%, 0.0% 192.3, 68.2%, 70.2%
CMYK 0%, 0%, 0%, 100% 68.2%, 14.0%, 0.0%, 29.8%
OKLCH 0.0 0.0 0.0 0.6402 0.0958 218.2

Contrast & Accessibility

6.45:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #399AB3 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #399AB3

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #399AB3);
background: linear-gradient(135deg, #000000, #399AB3);

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