black

#000000

#308B72

#308B72

Contrast Ratio

5.06:1

Delta E

62.04

Very Different

50:50 Mix

Color Values

Format #000000 #308B72
HEX #000000 #308B72
RGB 0, 0, 0 48, 139, 114
HSL 0.0, 0.0%, 0.0% 163.5, 48.7%, 36.7%
HSV 0.0, 0.0%, 0.0% 163.5, 65.5%, 54.5%
CMYK 0%, 0%, 0%, 100% 65.5%, 0.0%, 18.0%, 45.5%
OKLCH 0.0 0.0 0.0 0.576 0.0942 171.4

Contrast & Accessibility

5.06:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #308B72 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #308B72

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #308B72);
background: linear-gradient(135deg, #000000, #308B72);

Explore Each Color

Related Comparisons