black

#000000

#397BA0

#397BA0

Contrast Ratio

4.51:1

Delta E

56.24

Very Different

50:50 Mix

Color Values

Format #000000 #397BA0
HEX #000000 #397BA0
RGB 0, 0, 0 57, 123, 160
HSL 0.0, 0.0%, 0.0% 201.6, 47.5%, 42.5%
HSV 0.0, 0.0%, 0.0% 201.6, 64.4%, 62.7%
CMYK 0%, 0%, 0%, 100% 64.4%, 23.1%, 0.0%, 37.3%
OKLCH 0.0 0.0 0.0 0.556 0.0882 236.0

Contrast & Accessibility

4.51:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #397BA0 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #397BA0

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #397BA0);
background: linear-gradient(135deg, #000000, #397BA0);

Explore Each Color

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