black

#000000

#238B9B

#238B9B

Contrast Ratio

5.24:1

Delta E

60.27

Very Different

50:50 Mix

Color Values

Format #000000 #238B9B
HEX #000000 #238B9B
RGB 0, 0, 0 35, 139, 155
HSL 0.0, 0.0%, 0.0% 188.0, 63.2%, 37.3%
HSV 0.0, 0.0%, 0.0% 188.0, 77.4%, 60.8%
CMYK 0%, 0%, 0%, 100% 77.4%, 10.3%, 0.0%, 39.2%
OKLCH 0.0 0.0 0.0 0.5872 0.0926 210.4

Contrast & Accessibility

5.24:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #238B9B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #238B9B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #238B9B);
background: linear-gradient(135deg, #000000, #238B9B);

Explore Each Color

Related Comparisons