black

#000000

#237B99

#237B99

Contrast Ratio

4.36:1

Delta E

55.52

Very Different

50:50 Mix

Color Values

Format #000000 #237B99
HEX #000000 #237B99
RGB 0, 0, 0 35, 123, 153
HSL 0.0, 0.0%, 0.0% 195.3, 62.8%, 36.9%
HSV 0.0, 0.0%, 0.0% 195.3, 77.1%, 60.0%
CMYK 0%, 0%, 0%, 100% 77.1%, 19.6%, 0.0%, 40.0%
OKLCH 0.0 0.0 0.0 0.5458 0.0922 225.6

Contrast & Accessibility

4.36:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #237B99 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #237B99

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #237B99);
background: linear-gradient(135deg, #000000, #237B99);

Explore Each Color

Related Comparisons