black

#000000

#377AAA

#377AAA

Contrast Ratio

4.53:1

Delta E

58.72

Very Different

50:50 Mix

Color Values

Format #000000 #377AAA
HEX #000000 #377AAA
RGB 0, 0, 0 55, 122, 170
HSL 0.0, 0.0%, 0.0% 205.0, 51.1%, 44.1%
HSV 0.0, 0.0%, 0.0% 205.0, 67.6%, 66.7%
CMYK 0%, 0%, 0%, 100% 67.6%, 28.2%, 0.0%, 33.3%
OKLCH 0.0 0.0 0.0 0.5579 0.1009 242.7

Contrast & Accessibility

4.53:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #377AAA → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #377AAA

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #377AAA);
background: linear-gradient(135deg, #000000, #377AAA);

Explore Each Color

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