black

#000000

#617C80

#617C80

Contrast Ratio

4.7:1

Delta E

51.14

Very Different

50:50 Mix

Color Values

Format #000000 #617C80
HEX #000000 #617C80
RGB 0, 0, 0 97, 124, 128
HSL 0.0, 0.0%, 0.0% 187.7, 13.8%, 44.1%
HSV 0.0, 0.0%, 0.0% 187.7, 24.2%, 50.2%
CMYK 0%, 0%, 0%, 100% 24.2%, 3.1%, 0.0%, 49.8%
OKLCH 0.0 0.0 0.0 0.5666 0.0317 207.4

Contrast & Accessibility

4.7:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #617C80 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #617C80

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #617C80);
background: linear-gradient(135deg, #000000, #617C80);

Explore Each Color

Related Comparisons