black

#000000

#509BB8

#509BB8

Contrast Ratio

6.72:1

Delta E

66.04

Very Different

50:50 Mix

Color Values

Format #000000 #509BB8
HEX #000000 #509BB8
RGB 0, 0, 0 80, 155, 184
HSL 0.0, 0.0%, 0.0% 196.7, 42.3%, 51.8%
HSV 0.0, 0.0%, 0.0% 196.7, 56.5%, 72.2%
CMYK 0%, 0%, 0%, 100% 56.5%, 15.8%, 0.0%, 27.8%
OKLCH 0.0 0.0 0.0 0.6529 0.0859 225.7

Contrast & Accessibility

6.72:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #509BB8 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #509BB8

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #509BB8);
background: linear-gradient(135deg, #000000, #509BB8);

Explore Each Color

Related Comparisons