black

#000000

#258B69

#258B69

Contrast Ratio

4.98:1

Delta E

64.49

Very Different

50:50 Mix

Color Values

Format #000000 #258B69
HEX #000000 #258B69
RGB 0, 0, 0 37, 139, 105
HSL 0.0, 0.0%, 0.0% 160.0, 58.0%, 34.5%
HSV 0.0, 0.0%, 0.0% 160.0, 73.4%, 54.5%
CMYK 0%, 0%, 0%, 100% 73.4%, 0.0%, 24.5%, 45.5%
OKLCH 0.0 0.0 0.0 0.5705 0.106 166.0

Contrast & Accessibility

4.98:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #258B69 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #258B69

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #258B69);
background: linear-gradient(135deg, #000000, #258B69);

Explore Each Color

Related Comparisons