black

#000000

#228F72

#228F72

Contrast Ratio

5.24:1

Delta E

65.22

Very Different

50:50 Mix

Color Values

Format #000000 #228F72
HEX #000000 #228F72
RGB 0, 0, 0 34, 143, 114
HSL 0.0, 0.0%, 0.0% 164.0, 61.6%, 34.7%
HSV 0.0, 0.0%, 0.0% 164.0, 76.2%, 56.1%
CMYK 0%, 0%, 0%, 100% 76.2%, 0.0%, 20.3%, 43.9%
OKLCH 0.0 0.0 0.0 0.5831 0.1052 170.4

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: #228F72 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #228F72

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #228F72);
background: linear-gradient(135deg, #000000, #228F72);

Explore Each Color

Related Comparisons