black

#000000

#178D85

#178D85

Contrast Ratio

5.19:1

Delta E

62.01

Very Different

50:50 Mix

Color Values

Format #000000 #178D85
HEX #000000 #178D85
RGB 0, 0, 0 23, 141, 133
HSL 0.0, 0.0%, 0.0% 175.9, 72.0%, 32.2%
HSV 0.0, 0.0%, 0.0% 175.9, 83.7%, 55.3%
CMYK 0%, 0%, 0%, 100% 83.7%, 0.0%, 5.7%, 44.7%
OKLCH 0.0 0.0 0.0 0.5819 0.0967 187.6

Contrast & Accessibility

5.19:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #178D85 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #178D85

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #178D85);
background: linear-gradient(135deg, #000000, #178D85);

Explore Each Color

Related Comparisons