black

#000000

#187CAA

#187CAA

Contrast Ratio

4.5:1

Delta E

59.43

Very Different

50:50 Mix

Color Values

Format #000000 #187CAA
HEX #000000 #187CAA
RGB 0, 0, 0 24, 124, 170
HSL 0.0, 0.0%, 0.0% 198.9, 75.3%, 38.0%
HSV 0.0, 0.0%, 0.0% 198.9, 85.9%, 66.7%
CMYK 0%, 0%, 0%, 100% 85.9%, 27.1%, 0.0%, 33.3%
OKLCH 0.0 0.0 0.0 0.5545 0.1106 235.1

Contrast & Accessibility

4.5:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #187CAA → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #187CAA

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #187CAA);
background: linear-gradient(135deg, #000000, #187CAA);

Explore Each Color

Related Comparisons