black

#000000

#308EAB

#308EAB

Contrast Ratio

5.58:1

Delta E

62.2

Very Different

50:50 Mix

Color Values

Format #000000 #308EAB
HEX #000000 #308EAB
RGB 0, 0, 0 48, 142, 171
HSL 0.0, 0.0%, 0.0% 194.1, 56.2%, 42.9%
HSV 0.0, 0.0%, 0.0% 194.1, 71.9%, 67.1%
CMYK 0%, 0%, 0%, 100% 71.9%, 17.0%, 0.0%, 32.9%
OKLCH 0.0 0.0 0.0 0.6047 0.0959 222.5

Contrast & Accessibility

5.58:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #308EAB → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #308EAB

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

Explore Each Color

Related Comparisons