black

#000000

#181ECF

#181ECF

Contrast Ratio

2.13:1

Delta E

109.29

Very Different

50:50 Mix

Color Values

Format #000000 #181ECF
HEX #000000 #181ECF
RGB 0, 0, 0 24, 30, 207
HSL 0.0, 0.0%, 0.0% 238.0, 79.2%, 45.3%
HSV 0.0, 0.0%, 0.0% 238.0, 88.4%, 81.2%
CMYK 0%, 0%, 0%, 100% 88.4%, 85.5%, 0.0%, 18.8%
OKLCH 0.0 0.0 0.0 0.4094 0.2518 267.0

Contrast & Accessibility

2.13:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #181ECF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #181ECF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #181ECF);
background: linear-gradient(135deg, #000000, #181ECF);

Explore Each Color

Related Comparisons